Knowledge (XXG)

Lichexanthone

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Aptroot, André; Feuerstein, Shirley Cunha; Cunha-Dias, Iane Paula Rego; de Lucena Nunes, Álvaro Rogerio; Honorato, Maykon Evangelista; da Silva Cåceres, Marcela Eugenia (2017). "New lichen species and lichen reports from Amazon forest remnants and Cerrado vegetation in the Tocantina Region, northern
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Wijayawardene, N.N.; Phillips, A.J.L.; Tibpromma, S.; Dai, D.Q.; Selbmann, L.; Monteiro, J.S.; Aptroot, A.; Flakus, A.; Rajeshkumar, K.C.; Coleine, C.; Pereira, D.S.; Fan, X.; Zhang, L.; Maharachchikumbura, S.S.N.; Souza, M.F.; Kukwa, M.; Suwannarach, N.; Rodriguez-Flakus, P.; Ashtekar, N.; Dauner,
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have been reported, some isolated from a variety of lichen species, and some produced synthetically. These derivatives are variously mono-, bi-, or trichlorinated with the chlorines at positions 2, 4, 5, and 7. As of 2016, 62 molecules with the lichexanthone scaffold had been described, and another
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chemical in the cortex may allow them to survive in otherwise inhospitable habitats, like on exposed trees in tropical areas or high mountains. It has been pointed out, however, that lichexanthone is also found in lichens living in less stressed environments, and from species that are in families
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Aptroot, André; Fernanda de Souza, Maria; Alves dos Santos, Lidiane; Oliveira Junior, Isaias; Cardoso Barbosa, Bruno Micael; Cåceres da Silva, Marcela Eugenia (2022). "New species of lichenized fungi from Brazil, with a record report of 492 species in a small area of the Amazon Forest".
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relies heavily on thallus chemistry to distinguish and classify species, some of which differ only in the presence or absence of a single secondary chemical. Lichexanthone, norlichexanthone, and their chlorinated derivatives are common in this genus.
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Arriaga, Ângela M.C.; Feitosa, Edinilza M.A.; Lemos, Telma L.G.; Santiago, Gilvandete M.P.; Lima, Jefferson Q.; De Oliveira, Maria C.F.; Vasconcelos, Jackson N. e; Rodrigues, Francisco E.A.; Gomes, Tathilene B.M.; Braz-Filho, Raimundo (2008).
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CalderĂłn, Angela I.; Terreaux, Christian; Schenk, Kurt; Pattison, Phil; Burdette, Joanna E.; Pezzuto, John M.; Gupta, Mahabir P.; Hostettmann, K. (2002). "Isolation and structure elucidation of an isoflavone and a sesterterpenoic acid from
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Nissanka, Ajith P.K.; Karunaratne, Veranja; Bandara, B.M.Ratnayake; Kumar, Vijaya; Nakanishi, Tsutomu; Nishi, Masatoshi; Inada, Akira; Tillekeratne, L.M.V; Wijesundara, D.S.A.; Gunatilaka, A.A. Leslie (2001). "Antimicrobial alkaloids from
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Wang, Quan-Xin; Bao, Li; Yang, Xiao-Li; Guo, Hui; Yang, Rui-Nan; Ren, Biao; Zhang, Li-Xin; Dai, Huan-Qin; Guo, Liang-Dong; Liu, Hong-Wei (2012). "Polyketides with antimicrobial activity from the solid culture of an endolichenic fungus
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Micheletti, Ana; Honda, Neli; Pavan, Fernando; Leite, Clarice; Matos, Maria; Perdomo, Renata; Bogo, Danielle; Alcantara, Glaucia; Beatriz, Adilson (2013). "Increment of antimycobacterial activity on lichexanthone derivatives".
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Costa, Emmanoel V.; Marques, Francisco de Assis; Pinheiro, Maria LĂșcia B.; Braga, Raquel M.; Delarmelina, Camila; Duarte, Marta Cristina T.; Ruiz, Ana LĂșcia T.G.; Carvalho, JoĂŁo Ernesto de; Maia, Beatriz H.L.N.S. (2011).
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where cortical substances are rare. In some instances, similar or related species exist that lack cortical substances entirely, suggesting that the actual ecological function of lichexanthone is not fully understood.
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Yamthe, Lauve; Fokou, Patrick; Mbouna, Cedric; Keumoe, Rodrigue; Ndjakou, Bruno; Djouonzo, Paul; Mfopa, Alvine; Legac, Jennifer; Tsabang, Nole; Gut, Jiri; Rosenthal, Philip; Boyom, Fabrice (2015).
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were exposed to long-wavelength UV light (365 nm) for three to four hours every week over a time span of three to four months. In the natural lichen, the compound is present in both the outer
1265:; of about 70 species in the genus, 20 contain lichexanthone. This represents the largest group of foliose lichens with the compound, as it is generally restricted to some groups of tropical 2470:
IngĂłlfsdĂłttir, Kristı́n; Chung, Gavin A.C.; SkĂșlason, VilhjĂĄlmur G.; Gissurarson, StefĂĄn R.; VilhelmsdĂłttir, MargrĂ©t (1998). "Antimycobacterial activity of lichen metabolites in vitro".
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Part of a proposed biosynthetic pathway for lichexanthone-type lichen xanthones, depicting an aldol cyclization step followed by a cyclodehydration, which would lead to norlichexanthone.
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Gachet, M. Salomé; Kunert, Olaf; Kaiser, Marcel; Brun, Reto; Zehl, Martin; Keller, Walter; Muñoz, Ricardo A.; Bauer, Rudolf; Schuehly, Wolfgang (2011). "Antiparasitic compounds from
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BrandĂŁo, Luiz FabrĂ­cio Gardini; Alcantara, Glaucia Braz; Matos, Maria de FĂĄtima Cepa; Bogo, Danielle; Freitas, Deisy dos Santos; Oyama, NathĂĄlia Mitsuko; Honda, Neli Kika (2013).
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Lim, Pei Cee; Ramli, Hanizah; Kassim, Nur Kartinee; Ali, Zulfiqar; Khan, Ikhlas A.; Shaari, Khozirah; Ismail, Amin (2019). "Chemical constituents from the stem bark of
754:(2-hydroxy-4-methoxy-6-methylbenzoic acid) and phloroglucinol, was proposed in 1956. These early syntheses also helped to confirm the structure of lichexanthone before 1206:. In this way, lichexanthone is detected by monitoring its retention time, and verifying the presence of three peaks representing wavelengths of maximum absorption (λ 2347:
Carvalho, Adriana E.; Alcantara, Glaucia B.; Oliveira, SebastiĂŁo M.; Micheletti, Ana C.; Honda, Neli K.; Maia, Gilberto (2009). "Electroreduction of lichexanthone".
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Pettit, George R.; Meng, Yanhui; Herald, Delbert L.; Graham, Keith A.N.; Pettit, Robin K.; Doubek, Dennis L. (2003). "Isolation and structure of ruprechstyril from
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SuĂĄrez, AlĂ­rica I.; Blanco, Zuleyma; Compagnone, Reinaldo S.; Salazar-Bookaman, MarĂ­a M.; Zapata, Varlin; Alvarado, Claudia (2006). "Anti-inflammatory activity of
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Feige, G.B.; Lumbsch, H.T.; Huneck, S.; Elix, J.A. (1993). "Identification of lichen substances by a standardized high-performance liquid chromatographic method".
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Tsamo, Armelle Tontsa; Melong, Raduis; Mkounga, Pierre; Nkengfack, Augustin Ephrem (2018). "Rubescins I and J, further limonoid derivatives from the stem bark of
1198:, this technique can be used to identify complex mixtures of structurally similar derivatives. The technique was later refined to couple the HPLC output with a 2429:
Honda, N.K.; Pavan, F.R.; Coelho, R.G.; de Andrade Leite, S.R.; Micheletti, A.C.; Lopes, T.I.B.; Misutsu, M.Y.; Beatriz, A.; Brum, R.L.; Leite, C.Q.F. (2010).
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Sriyatep, Teerayut; Chakthong, Suda; Leejae, Sukanlaya; Voravuthikunchai, Supayang P. (2014). "Two lignans, one alkaloid, and flavanone from the twigs of
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and ω-aminoalkoxylxanthones; lichexanthone and several derivatives were found to have weak antimycobacterial activity. According to the authors, this
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Mostafavi, Najmeh; Ebrahimi, Ali (2018). "The role of chlorine substituents in lichexanthones properties: the ionic and halogen bond interactions".
1190:(HPLC) assay has been described to identify many lichen-derived substances, including lichexanthone and many other xanthones; because many xanthone 1283:
Although normally considered a secondary metabolite of lichens, lichexanthone has also been isolated from several plants, listed here organized by
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Ranković, Branislav; Kosanić, Marijana (2019). "Lichens as a potential source of bioactive secondary metabolites". In Ranković, Branislav (ed.).
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Menezes, Aline Anjos; Xavier-Leite, Amanda Barreto; de Jesus, Katia Almeida; Aptroot, André; Cåceres, Marcela Eugenia da Silva (2013). "Two new
1505:, although in that case it was suspected to have originated from a lichen growing on the bark. Additionally, two non-lichenised fungus species, 1187: 3743: 2926: 2808: 2413: 2266: 2190: 1203: 3925:
Lima, Edvaneide Leandro de; Mendonça, Cléverton de Oliveira; Aptroot, André; Cåceres, Marcela Eugenia da Silva (2013). "Two new species of
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of analysis were widely available. In 1977, Harris and Hay proposed a biogenetically modelled synthesis of lichexanthone starting from the
1247:, it is found in about a dozen species; when present, it usually completely replaces other cortical substances common in that genus, like 2225:
Harris, Thomas M.; Hay, James V. (1977). "Biogenetically modeled syntheses of heptaacetate metabolites. Alternariol and lichexanthone".
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eight additional lichexanthone derivatives were considered "putative"–thought to exist in nature, but not yet discovered in lichens.
1580:(1,3,6-trihydroxy-8-methylxanthone) differs from lichexanthone in having hydroxy rather than methoxy groups at positions 3 and 6. In 3464:
Jiménez, Carlos; Marcos, Manuel; Villaverde, Mary Carmen; Riguera, Ricardo; Castedo, Luis; Stermitz, Frank (1989). "A chromone from
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Masters, Kye-Simeon; BrÀse, Stefan (2012). "Xanthones from fungi, lichens, and bacteria: the natural products and their synthesis".
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da Silva Cåceres, Marcela Eugenia; Aptroot, André (2017). "Lichens from the Brazilian Amazon, with special reference to the genus
1586:(1,6-dihydroxy-3-methoxy-8-methylxanthen-9-one), the methoxy at position 6 of lichexanthone is replaced with a hydroxy. Dozens of 576:; this feature is used to help identify some species. Lichexanthone is also found in several plants (many are from the families 1842: 1798: 1788: 2320:
Letcher, R.M. (1968). "Chemistry of lichen constituents—VI: Mass spectra of usnic acid, lichexanthone and their derivatives".
1768: 957:(C NMR) spectral assignments for lichexanthone were reported in 2010, as well as its crystal structure determined using 1222: 3332:
El-Seedi, Hesham R.; Hazell, Alan C.; Torssell, Kurt B.G. (1994). "Triterpenes, lichexanthone and an acetylenic acid from
2853:"Analysis of secondary metabolites from lichen by high-performance liquid chromatography with a photodiode array detector" 1778: 4057: 513: 1828: 1748: 1718: 934: 4029:
Aptroot, André; da Silva Cåceres, Marcela Eugenia (2018). "New lichen species from Chapada Diamantina, Bahia, Brazil".
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Kathirgamanathar, Selvaluxmy; Ratnasooriya, W.D.; Baekstrom, Peter; Andersen, Raymond J.; Karunaratne, Veranja (2006).
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Buitrago DĂ­az, Alexis; Rojas Vera, Janne; Cote, Valentina; Bruno-ColmenĂĄrez, Julia; DĂ­az de Delgado, Graciela (2010).
1862: 1808: 1738: 1688: 1546:. Lichexanthone may function as a light filter to protect the UV-sensitive algal layer in lichens from high-intensity 202: 1976:"Untersuchungen ĂŒber Flechtenstoffe, XCVIII. Mitteil.: Über Lichexanthon, ein neues Stoffwechselprodukt der Flechte" 4252: 3734:
Galloway, D.J. (1993). "Global environmental change: lichens and chemistry". In Feige, G.B.; Lumbsch, H.T. (eds.).
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Wairata, Johanis; Sukandar, Edwin Risky; Fadlan, Arif; Purnomo, Adi Setyo; Taher, Muhammad; Ersam, Taslim (2021).
3007: 1998:"Da dasselbe ein in der Flechte zum ersten mal entdeckte Xanthone-Derivat ist, so nennen wir es 'Lichexanthone'." 868: 3861: 1852: 718:. This method, one of six standard ways of synthesising xanthone derivatives, enables the creation of partially 4257: 1758: 1680: 1378: 1341: 1441: 1302: 1641:. A series of lichexanthone derivatives were synthesized and assessed for antimycobacterial activity against 1423: 1728: 1241:
species, lichexanthone has since been found in a wide variety of lichens. For example, in the foliose genus
1010: 985: 930: 564:. More than a dozen lichen species have a variation of the word lichexanthone incorporated as part of their 1435: 2784: 1698: 1591: 1526: 1507: 1400: 1308: 946: 770: 691: 669: 640: 4151: 607:
into a double-ring structure. Although it has been suggested that lichexanthone functions in nature as a
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Walker, Tameka M.; Vogler, Bernhard; Moriarity, Debra M.; Haber, William A.; Setzer, William N. (2011).
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species with strepsilin and other new lichens from the Serra de Maracaju, Mato Grosso do Sul, Brazil".
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Phytochemistry and Chemotaxonomy of Lichenized Ascomycetes: A Festschrift in Honour of Siegfried Huneck
3694:: anthraquinone production in selected cultured mycobionts as a response to stress and nutrient supply" 3083:"Evaluation of the antioxidant, antidiabetic, and antiplasmodial activities of xanthones isolated from 2851:
Yoshimura, Isao; Kinoshita, Yasuhiro; Yamamoto, Yoshikazu; Huneck, Siegfried; Yamada, Yasuyuki (1994).
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of their published lichen species, thereby acknowledging the presence of this compound as an important
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between positions 1 and 6 leads to the formation of a group of compounds that includes lichexanthone.
4267: 4088:"Looking for the undiscovered asexual taxa: case studies from lesser studied life modes and habitats" 3619:, a new griseofulvin, chrysogine and roquefortine C producing species from Qinghai province, China". 2053: 1627: 1607: 1513: 1330: 1165: 989:
is largely attributed to the presence of lichexanthone. Chemically unmodified lichexanthone has weak
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Grover, P.K.; Shah, G.D.; Shah, R.C. (1956). "Xanthones: part V. A new synthesis of lichexanthone".
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Aptroot, André; Jungbluth, Patrícia; Cåceres, Marcela E.S. (2014). "A world key to the species of
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Xanthones are known to have strong UV-absorbing properties. In experiments using laboratory-grown
4247: 3865: 2035: 1672: 1227: 1046: 926: 891: 703: 679: 644: 596: 545: 3818: 2376:"Antimicrobial activity of extracts and various fractions of chloroform extract from the lichen 906:. The presence of the compound in lichens causes them to fluoresce yellow under long-wavelength 673:), a lichen that is widespread in Asia. Another early publication described its isolation from 247:
InChI=1S/C16H14O5/c1-8-4-9(19-2)6-12-14(8)16(18)15-11(17)5-10(20-3)7-13(15)21-12/h4-7,17H,1-3H3
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Anyanwu, Gabriel O.; Onyeneke, Chukwu E.; Rauf, Khalid (2015). "Medicinal plants of the genus
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to be reported from lichens, and it was given its name by Asahina and Nogami for this reason.
371: 921:) of 286, and weaker-intensity rearrangement peaks at 257, 243, and 200. A 2009 study on the 165: 4262: 4222: 4186: 4132: 4099: 4038: 4002: 3966: 3938: 3907: 3857: 3799: 3776: 3772: 3716: 3708: 3628: 3597: 3558: 3512: 3477: 3446: 3415: 3376: 3345: 3306: 3266: 3227: 3196: 3153: 3112: 3102: 3061: 3023: 2977: 2967: 2895: 2864: 2833: 2796: 2760: 2711: 2672: 2622: 2580: 2570: 2518: 2479: 2442: 2356: 2329: 2302: 2234: 2159: 2119: 2027: 1987: 1623: 1582: 1352: 1284: 1256: 1006: 656: 529: 434: 405: 286: 4136: 4119:
Aptroot, André; Souza, Maria Fernanda; Spielmann, Adriano Afonso (2021). "Two new crustose
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Ferrari, F.; Monache, G.Delle; de Lima, R.Alves (1985). "Two naphthopyran derivatives from
1464: 81: 3655: 1836: 1551: 1547: 1535: 1452: 1373: 1296: 1266: 1169: 1153: 1137: 922: 766: 746:, leads to a xanthone with three methoxy groups. Afterwards, one of the methoxy groups is 707: 620: 608: 604: 223: 3632: 536:. Lichexanthone was first isolated and identified by Japanese chemists from a species of 1563: 1100: 125: 3117: 3082: 2982: 2943: 2780: 2585: 2558: 2061: 1668: 1195: 1063: 852: 848: 763: 711: 660: 636: 537: 484: 3601: 3562: 3481: 3349: 3200: 2483: 1602:
on some structural and electronic properties of lichexanthones have been studied with
4241: 4104: 4087: 2852: 2837: 2375: 1935:"NMR elucidation and crystal structure analysis of 1-hydroxy-3,6-dimethoxy-8-methyl-9 1325: 1080: 1035: 1018: 980: 914: 903: 860: 820: 812: 628: 565: 355: 345: 3028: 2360: 190: 3894:
from Chapada do Araripe, CearĂĄ, NE Brazil (Ascomycota: Arthoniales), with a key to
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Guderley, Roland; Lumbsch, H. Thorsten; Elix, John A. (2000). "Four new species of
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Aghoramurthy, K.; Seshadri, T.R. (1953). "An improved synthesis of lichexanthone".
1652: 1619: 1395: 1347: 1336: 1270: 1243: 1173: 1172:). The exact mechanism is not known, but this ring closure might proceed through a 1089: 1014: 899: 816: 759: 755: 747: 592: 451: 4152:"New lichen species and records from Santa Catarina and Rio Grande do Sul, Brazil" 3270: 1934: 1070:; there are only a few compounds known to have this effect. The chemical also has 4227: 4210: 3654:
Frisvad, Jens C.; Smedsgaard, JĂžrn; Larsen, Thomas O.; Samson, Robert A. (2004).
2800: 2626: 2447: 2430: 4190: 4042: 4006: 3970: 3107: 2783:; Stocker-Wörgötter, Elfie (2008). "Biochemistry and secondary metabolites". In 2700:"Cytotoxic evaluation of phenolic compounds from lichens against melanoma cells" 2522: 1611: 1599: 1473: 1447: 1133: 1067: 917:
of lichexanthone was reported in 1968. It features a strong parent peak at m/z (
895: 872: 727: 719: 472: 385: 3517: 3496: 3066: 3045: 2406:
Lichen Secondary Metabolites. Bioactive Properties and Pharmaceutical Potential
3942: 3911: 3803: 3738:. Bibliotheca Lichenologica. Vol. 53. Berlin: J. Cramer. pp. 87–95. 3712: 3450: 3419: 3231: 3157: 2899: 2765: 2740: 2575: 1890: 1884: 1615: 1314: 1291: 1275: 1252: 1199: 1121: 1108:
In lichens, biosynthesis of lichexanthone occurs through the acetate-malonate
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derivative of lichexanthone had antimycobacterial activity similar to that of
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polyhydroxyxanthones. In the reaction, the two substrates, in the presence of
647:; like lichexanthone, some of these derivatives are also biologically active. 632: 616: 600: 577: 554: 377: 314: 156: 2972: 2276: 1902: 1631: 1521: 1384: 1362: 1248: 1211: 1056: 1052: 790: 743: 569: 3640: 3570: 3526: 3388: 3318: 3278: 3239: 3165: 3126: 2991: 2868: 2725: 2684: 2634: 2594: 2530: 2456: 2374:
Manojlovic, Nedeljko T.; Vasiljevic, Perica J.; Marković, Zoran S. (2010).
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sensu stricto (Lecanorales, Ascomycotina) from tropical South America".
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Wang, Long; Zhou, Han-Bai; C. Frisvad, Jens; A. Samson, Robert (2004). "
2921:. Bibliotheca Lichenologica. Vol. 69. Berlin/Stuttgart: J. Cramer. 2238: 2163: 1992: 1975: 1950:
BoletĂ­n Latinoamericano y del Caribe de Plantas Medicinales y AromĂĄticas
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compound 3,5,7,9,11,13-hexaoxotetradecanoic acid. In this synthesis, an
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antimycobacterial activity among the group of ω-aminoalkoxylxanthones.
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approach was useful to correlate structural and chemical features with
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mechanism of lichexanthone, and to better understand the nature of its
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of lichexanthone that have been demonstrated in the laboratory include
335: 177: 4024: 4022: 4020: 4018: 4016: 3761:"New crustose lichens from a tropical coastal area in ParanĂĄ (Brazil)" 3720: 3380: 3310: 3012:(Annonaceae) and their antiproliferative and antimicrobial activities" 2676: 2123: 910:, a property that is used as a tool in lichen species identification. 799:; the yellowish colour results from the fluorescence of lichexanthone. 603:
and sequentially add successive units, forming a longer chain that is
1907: 1676: 1261: 1191: 1180: 1157: 1129: 1075: 560: 549: 541: 136: 3760: 2261:. Berlin, Heidelberg: Springer Berlin Heidelberg. pp. 209–212. 2031: 1132:
control a number of enzymatic reactions through several coordinated
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Lichexanthone is a member of the class of chemical compounds called
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Except where otherwise noted, data are given for materials in their
3690:"Intraspecific chemical variation within the crustose lichen genus 2177:
Diderot, Noungoue Tchamo; Silvere, Ngouela; Etienne, Tsamo (2006).
3218:—A review of their ethnobotany, phytochemistry and pharmacology". 1562: 1231:
is one of the first lichens from which lichexanthone was isolated.
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experiments, have been recorded in the scientific literature. The
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are known, some produced naturally in lichens, and others created
585: 116: 104: 94: 2185:. Advances in Phytomedicine. Elsevier Science. pp. 284–285. 1259:
used in classifying species of the predominantly tropical genus
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In laboratory tests, the presence of lichexanthone enhances the
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Asahina and Nogami used a chemical method called potash fusion (
623:—its complete ecological function is not fully understood. Some 612: 4211:"Lichens from the Roosevelt River Area in the Brazilian Amazon" 3656:"Mycotoxins, drugs and other extrolites produced by species in 3179:
Okorie, Dominic A. (1976). "A new phthalide and xanthones from
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and year of publication. All of these species occur in Brazil:
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Stocker-Wörgötter, Elfie; Hager, Armin; Elix, John A. (2009).
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Lead Molecules from Natural Products: Discovery and New Trends
2179:"Xanthones as therapeutic agents: chemistry and pharmacology" 1499:
Lichexanthone has also been reported to occur in the bark of
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10.1639/0007-2745(2000)103[0139:FNSOLS]2.0.CO;2
1969: 1967: 1965: 1963: 1928: 1926: 1924: 1922: 750:
to yield lichexanthone. A simpler synthesis, starting from
2408:(2 ed.). Springer Nature Switzerland AG. p. 13. 2150:
Roberts, John C. (1961). "Naturally occurring xanthones".
2105: 2103: 2101: 2099: 2097: 568:. The presence of lichexanthone in lichens causes them to 2503: 2501: 1140:. The structure of lichen xanthones is derived by linear 1667:
Some authors have explicitly named lichexanthone in the
1530:, the synthesis of lichexanthone was induced when young 1124:
are created by the sequential reactions of a variety of
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Hale, Mason E. (1975). "A Revision of the Lichen Genus
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solution containing lichexanthone will emit a greenish
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L.; Tang, L.Z.; Jin, X.C.; Karunarathna, S.C. (2021).
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Lichexanthone was first reported by Japanese chemists
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Aptroot, A.; Spielmann, A.A.; Gumboski, E.L. (2021).
3819:"Two new species and new reports in the Parmeliaceae 2886:
with lichexanthone, with a new species from Brazil".
2646: 2644: 2301:(25). Washington: Smithsonian Institution Press: 10. 2208:
Journal of Scientific and Industrial Research (India)
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Journal of Scientific and Industrial Research (India)
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in the 1940s. The compound is known to occur in many
3046:"Chemical constituents and insecticidal activity of 742:
derivative, which, after subsequent methylation and
1906:, the listed species are the only members of those 1493:
are two tropical plants that contain lichexanthone.
2741:"Chemistry and bioactivity of Physciaceae lichens 925:reduction of the compound used techniques such as 350:189–190 Â°C (372–374 Â°F; 462–463 K) 3008:"Chemical constituents isolated from the bark of 2952:L. (Annonaceae) potently and selectively inhibit 2431:"Antimycobacterial activity of lichen substances" 1156:-type cyclisation. The two rings are joined by a 4058:"New Graphidaceae from South and Central Brazil" 2399: 2397: 1255:. The presence or absence of lichexanthone is a 1202:to screen for xanthones based on their specific 189: 4204: 4202: 4200: 1164:-oxygen arising from cyclodehydration (i.e., a 572:a greenish-yellow colour under long-wavelength 80: 3759:Aptroot, AndrĂ©; Souza, Maria Fernanda (2021). 2252: 2250: 2248: 2145: 2143: 2141: 532:in the structural class of chemicals known as 1939:-xanthen-9-one (lichexanthone) isolated from 1235:Although first isolated from foliose (leafy) 859:form, it exists as long yellow prisms with a 659:and Hisasi Nogami in 1942. They isolated the 59:1-hydroxy-3,6-dimethoxy-8-methylxanthen-9-one 8: 4056:Aptroot, AndrĂ©; Feuerstein, Shirley (2020). 3817:Eliasaro, Sionara; Adler, Monica T. (1997). 2288: 2286: 2559:"Xanthones of lichen source: a 2016 update" 2472:European Journal of Pharmaceutical Sciences 2384:Journal of Biological Research-Thessaloniki 1713:A.A.Menezes, M.CĂĄceres & Aptroot (2013) 2058:(Willd.) Vain., Term. FĂŒz. 22: 279 (1899)" 2018:(Parmeliaceae: lichenized Ascomycotina)". 1974:Asahina, Yasuhiko; Nogami, Hisasi (1942). 1179:that could dehydrate to yield the central 863:of 189–190 Â°C (372–374 Â°F). Its 639:-enhancing activities. Many lichexanthone 271:CC1=CC(=CC2=C1C(=O)C3=C(C=C(C=C3O2)OC)O)OC 222: 164: 20: 4226: 4103: 3516: 3116: 3106: 3065: 3027: 3016:Journal of the Brazilian Chemical Society 2981: 2971: 2764: 2715: 2584: 2574: 2446: 1991: 1980:Bulletin of the Chemical Society of Japan 1614:of the three rings, interactions between 769:between positions 8 and 13 followed by a 595:of lichexanthone occurs through a set of 2557:Le Pogam, Pierre; Boustie, JoĂ«l (2016). 2227:Journal of the American Chemical Society 1723:E.L.Lima, Aptroot & M.CĂĄceres (2013) 3777:10.5252/cryptogamie-mycologie2021v42a12 1918: 694:with a hot solution of the strong base 268: 243: 218: 18:Chemical compound found in some lichens 4137:10.5252/cryptogamie-mycologie2021v42a8 3823:(lichenized Ascomycotina) from Brazil" 1606:, to better understand things such as 1188:high-performance liquid chromatography 890:solution of lichexanthone reacts with 2297:(Parmeliaceae) in Tropical America". 2181:. In Khan, M.T.H.; Ather, A. (eds.). 1055:activity against a variety of cancer 1038:activity was detected against either 983:activity of the bark-dwelling lichen 827:is 1-hydroxy-3,6-dimethoxy-8-methyl-9 250:Key: QDLAGTHXVHQKRE-UHFFFAOYSA-N 144: 124: 7: 2704:Chemical and Pharmaceutical Bulletin 955:carbon-13 nuclear magnetic resonance 902:after adding a drop of concentrated 3408:Biochemical Systematics and Ecology 2299:Smithsonian Contributions to Botany 2259:Identification of Lichen Substances 1835:– named for both lichexanthone and 1679:are listed here, followed by their 1647:. These derivatives consisted of ω- 1567:Numbering scheme for lichexanthone; 180: 3633:10.1023/b:anto.0000036140.86059.51 3497:"A phytochemical investigation of 1027:, and also inhibits the growth of 45:1-Hydroxy-3,6-dimethoxy-8-methyl-9 14: 951:proton nuclear magnetic resonance 939:controlled-potential electrolysis 619:) in lichens from high-intensity 2010:Park, Y.S.; Hale, M.E. (1989). " 1863:Ocellularia fuscolichexanthonica 1542:and in the exciple (rim) of the 1517:, can synthesize lichexanthone. 1472: 1463: 973:of lichexanthone, studied using 831:-xanthen-9-one. Lichexanthone's 811:-xanthen-9-one substituted by a 734:derivative that is subsequently 491: 298: 27: 3029:10.1590/s0103-50532011000600016 2361:10.1016/j.electacta.2008.10.035 1843:Aggregatorygma lichexanthonicum 1799:Diorygma isidiolichexanthonicum 1789:Pertusaria lichexanthoverrucosa 1074:activity against second-instar 894:to produce a purple colour; an 683:). Lichexanthone was the first 487:(at 25 Â°C , 100 kPa). 330:long yellow prismatic crystals 3792:Theoretical Chemistry Accounts 3505:Natural Product Communications 3054:Natural Product Communications 1823:Aptroot & M.F.Souza (2021) 1813:Aptroot & M.F.Souza (2021) 1769:Pertusaria lichexanthofarinosa 1753:M.CĂĄceres & Aptroot (2017) 1743:M.CĂĄceres & Aptroot (2017) 1733:Aptroot & M.CĂĄceres (2017) 1630:formed between lichexanthone, 1168:leading to the formation of a 698:) on lichexanthone to produce 477:186.9 Â°C (368.4 Â°F) 304: 292: 1: 3602:10.1016/s0031-9422(00)80719-0 3563:10.1016/s0031-9422(00)00402-7 3482:10.1016/s0031-9422(00)97907-x 3350:10.1016/s0031-9422(00)94841-6 3271:10.1080/14786419.2018.1443087 3201:10.1016/s0031-9422(00)97499-5 2661:Trypanosoma bruceirhodesiense 2484:10.1016/s0928-0987(97)00078-x 1873:Ocellularia lichexanthocavata 1779:Pertusaria lichexanthoimmersa 1017:. Lichexanthone has a strong 714:as starting reactants in the 599:that start with the molecule 544:, and it is important in the 4228:10.3390/microbiolres14020054 3220:Journal of Ethnopharmacology 3146:Journal of Ethnopharmacology 2838:10.1016/0021-9673(93)83356-w 2801:10.1017/CBO9780511790478.008 2627:10.1016/j.fitote.2011.10.013 2448:10.1016/j.phymed.2009.07.018 1910:that contain lichexanthone. 1829:Lepra lichexanthonorstictica 1793:Aptroot & CĂĄceres (2018) 1783:Aptroot & CĂĄceres (2018) 1773:Aptroot & CĂĄceres (2018) 1763:Aptroot & CĂĄceres (2018) 1749:Enterographa lichexanthonica 1719:Cryptothecia lichexanthonica 1210:) at 208, 242, and 310  423: = 7.5444 Ă…, 4191:10.1639/0007-2745-125.3.433 4043:10.1639/0007-2745-121.1.067 4007:10.1639/0007-2745-120.2.166 3971:10.1639/0007-2745-120.3.320 3369:Journal of Natural Products 3299:Journal of Natural Products 3108:10.3390/biomedicines9101380 2826:Journal of Chromatography A 2665:Journal of Natural Products 2523:10.2174/1573406411309070003 1809:Caprettia lichexanthotricha 1739:Chiodecton lichexanthonicum 1693:Eliasaro & Adler (1997) 1689:Parmotrema lichexanthonicum 1204:ultraviolet–visible spectra 427: = 15.2341 Ă… 4284: 4105:10.5943/mycosphere/12/1/17 3518:10.1177/1934578x1100601204 3067:10.1177/1934578x0800301021 2793:Cambridge University Press 2791:(2nd ed.). New York: 2257:Huneck, Siegfried (1996). 1853:Allographa lichexanthonica 1819:Lecanora lichexanthoxylina 1709:Crypthonia lichexanthonica 1644:Mycobacterium tuberculosis 1269:, chiefly pyrenocarps and 996:Mycobacterium tuberculosis 823:at positions 3 and 6. Its 588:that do not form lichens. 415: = 11.6405  360:494 Â°C (921 Â°F) 3943:10.1017/s0024282912000862 3912:10.1017/s0024282913000406 3804:10.1007/s00214-018-2294-0 3713:10.1007/s11101-009-9149-1 3451:10.1016/j.tet.2014.01.023 3420:10.1016/j.bse.2018.12.010 3295:Henriettella fascicularis 3232:10.1016/j.jep.2015.09.032 3158:10.1016/j.jep.2005.10.006 2900:10.1017/s0024282914000231 2766:10.1080/13880200600686624 2576:10.3390/molecules21030294 2322:Organic Mass Spectrometry 1604:quantum mechanical theory 1379:Henriettella fascicularis 1200:photodiode array detector 869:monoclinic crystal system 807:. Specifically, it is a 9 481: 466: 364: 279: 259: 234: 64: 54: 40: 35: 26: 3543:Zanthoxylum tetraspermum 3259:Natural Product Research 3181:Anthocleista djalonensis 3010:Guatteria blepharophylla 2973:10.3390/medicines2020055 2655:with activities against 1759:Cladonia lichexanthonica 1598:The effects of chlorine 1342:Anthocleista djalonensis 1303:Guatteria blepharophylla 935:rotating ring electrodes 4209:Aptroot, AndrĂ© (2023). 4159:Archive for Lichenology 4065:Archive for Lichenology 3621:Antonie van Leeuwenhoek 2747:Heterodermia leucomelos 2014:, the correct name for 1729:Buellia lichexanthonica 1424:Zanthoxylum microcarpum 1183:core of lichexanthone. 1136:on a large multienzyme 1013:commonly used to treat 986:Marcelaria benguelensis 793:of the crustose lichen 584:), and some species of 4125:Cryptogamie, Mycologie 3765:Cryptogamie, Mycologie 3701:Phytochemistry Reviews 3617:Penicillium persicinum 2869:10.1002/PCA.2800050405 2857:Phytochemical Analysis 2753:Pharmaceutical Biology 2334:10.1002/oms.1210010409 2307:10.5479/si.0081024X.25 2016:Hypotrachyna formosana 2012:Hypotrachyna osseoalba 1699:Lecanora lichexanthona 1675:characteristic. These 1574: 1550:. The presence of the 1527:Haematomma fluorescens 1508:Penicillium persicinum 1232: 1105: 1029:methicillin-resistant 800: 706:of lichexanthone used 670:Hypotrachyna osseoalba 548:of species in several 4215:Microbiology Research 3499:Zanthoxylum setulosum 3334:Minquartia guianensis 2954:Plasmodium falciparum 2913:Archer, Alan (1997). 2717:10.1248/cpb.c12-00739 2657:Plasmodium falciparum 1566: 1484:Minquartia guianensis 1390:Minquartia guianensis 1225: 1103: 1041:Plasmodium falciparum 1031:Staphylococcus aureus 971:biological activities 965:Biological activities 784: 625:biological activities 611:—protecting resident 3365:Ruprechtia tangarana 3185:Anthocleista vogelli 3048:Rollinia leptopetala 2795:. pp. 118–119. 2378:Laurera benguelensis 1514:Penicillium vulpinum 1442:Z. tetraspermum 1401:Ruprechtia tangarana 1309:Rollinia leptopetala 1166:dehydration reaction 1126:polyketide synthases 1051:nor did it have any 941:to characterise the 919:mass-to-charge ratio 796:Ochrolechia africana 3671:Studies in Mycology 3255:Trichilia rubescens 2785:Nash III, Thomas H. 2511:Medicinal Chemistry 2349:Electrochimica Acta 2239:10.1021/ja00447a058 2164:10.1021/cr60214a003 1993:10.1246/bcsj.17.202 1368:Trichilia rubescens 1120:. In this pathway, 947:chemical reactivity 771:Claisen cyclization 696:potassium hydroxide 597:enzymatic reactions 322: g·mol 23: 3890:species and a new 3144:aqueous extract". 1575: 1273:. The large genus 1233: 1228:Parmelina quercina 1106: 1047:Trypanosoma brucei 1034:. In contrast, no 927:cyclic voltammetry 892:iron(III) chloride 855:. In its purified 819:at position 8 and 801: 680:Parmelina quercina 665:Parmelia formosana 514:Infobox references 21: 4253:Methoxy compounds 3931:The Lichenologist 3929:from NE Brazil". 3900:The Lichenologist 3745:978-3-443-58032-2 3596:(11): 2753–2755. 3511:(12): 1807–1808. 3435:Feroniella lucida 3404:Clausena excavata 3381:10.1021/np0300986 3311:10.1021/np0201164 3305:(12): 1749–1753. 3195:(11): 1799–1800. 3085:Garcinia forbesii 3060:(10): 1687–1688. 2950:Annona reticulata 2928:978-3-443-58048-3 2915:The Lichen Genus 2888:The Lichenologist 2810:978-0-521-69216-8 2743:Pyxine consocians 2677:10.1021/np100415m 2415:978-3-030-16813-1 2268:978-3-642-85245-9 2192:978-0-08-045933-2 2124:10.1021/cr100446h 2056:Parmelia quercina 2054:"Record Details: 1669:specific epithets 1559:Related compounds 1490:Feroniella lucida 1436:Z. setulosum 1418:Feroniella lucida 1412:Clausena excavata 1320:Garcinia forbesii 1160:carbon and by an 1114:acetyl coenzyme A 1110:metabolic pathway 1024:Bacillus subtilis 993:activity against 991:antimycobacterial 959:X-ray diffraction 953:(H NMR) and 865:crystal structure 833:molecular formula 815:at position 1, a 724:hydrochloric acid 675:Parmelia quercina 522:Chemical compound 520: 519: 372:Crystal structure 203:CompTox Dashboard 106:Interactive image 4275: 4233: 4232: 4230: 4206: 4195: 4194: 4173: 4167: 4166: 4156: 4147: 4141: 4140: 4116: 4110: 4109: 4107: 4098:(1): 1290–1333. 4082: 4073: 4072: 4062: 4053: 4047: 4046: 4026: 4011: 4010: 3986: 3975: 3974: 3953: 3947: 3946: 3922: 3916: 3915: 3883: 3874: 3873: 3841: 3835: 3834: 3814: 3808: 3807: 3787: 3781: 3780: 3756: 3750: 3749: 3731: 3725: 3724: 3698: 3685: 3679: 3678: 3668: 3651: 3645: 3644: 3612: 3606: 3605: 3581: 3575: 3574: 3537: 3531: 3530: 3520: 3492: 3486: 3485: 3476:(7): 1992–1993. 3461: 3455: 3454: 3445:(9): 1773–1779. 3430: 3424: 3423: 3399: 3393: 3392: 3375:(8): 1065–1069. 3360: 3354: 3353: 3344:(5): 1297–1299. 3329: 3323: 3322: 3289: 3283: 3282: 3250: 3244: 3243: 3211: 3205: 3204: 3176: 3170: 3169: 3137: 3131: 3130: 3120: 3110: 3078: 3072: 3071: 3069: 3040: 3034: 3033: 3031: 3022:(6): 1111–1117. 3002: 2996: 2995: 2985: 2975: 2939: 2933: 2932: 2910: 2904: 2903: 2879: 2873: 2872: 2848: 2842: 2841: 2821: 2815: 2814: 2777: 2771: 2770: 2768: 2736: 2730: 2729: 2719: 2695: 2689: 2688: 2648: 2639: 2638: 2605: 2599: 2598: 2588: 2578: 2554: 2535: 2534: 2505: 2496: 2495: 2467: 2461: 2460: 2450: 2426: 2420: 2419: 2401: 2392: 2391: 2371: 2365: 2364: 2355:(8): 2290–2297. 2344: 2338: 2337: 2317: 2311: 2310: 2290: 2281: 2280: 2254: 2243: 2242: 2233:(5): 1631–1637. 2222: 2216: 2215: 2203: 2197: 2196: 2174: 2168: 2167: 2152:Chemical Reviews 2147: 2136: 2135: 2118:(7): 3717–3776. 2112:Chemical Reviews 2107: 2092: 2091: 2079: 2073: 2072: 2070: 2068: 2050: 2044: 2043: 2007: 2001: 2000: 1995: 1971: 1958: 1957: 1947: 1941:Vismia baccifera 1930: 1878: 1868: 1858: 1848: 1834: 1824: 1814: 1804: 1794: 1784: 1774: 1764: 1754: 1744: 1734: 1724: 1714: 1704: 1694: 1624:binding energies 1585: 1583:griseoxanthone C 1578:Norlichexanthone 1569:Me = methyl (–CH 1524:from the lichen 1476: 1467: 1353:Vismia baccifera 1267:crustose lichens 1078:of the mosquito 756:spectral methods 667:(known today as 657:Yasuhiko Asahina 591:In lichens, the 530:organic compound 504: 498: 495: 494: 406:Lattice constant 321: 306: 300: 294: 287:Chemical formula 227: 226: 211: 209: 193: 182: 168: 148: 128: 108: 84: 31: 24: 4283: 4282: 4278: 4277: 4276: 4274: 4273: 4272: 4258:Lichen products 4238: 4237: 4236: 4208: 4207: 4198: 4175: 4174: 4170: 4154: 4149: 4148: 4144: 4118: 4117: 4113: 4084: 4083: 4076: 4060: 4055: 4054: 4050: 4028: 4027: 4014: 3988: 3987: 3978: 3955: 3954: 3950: 3924: 3923: 3919: 3885: 3884: 3877: 3843: 3842: 3838: 3816: 3815: 3811: 3789: 3788: 3784: 3771:(12): 191–197. 3758: 3757: 3753: 3746: 3733: 3732: 3728: 3696: 3687: 3686: 3682: 3666: 3653: 3652: 3648: 3614: 3613: 3609: 3583: 3582: 3578: 3539: 3538: 3534: 3494: 3493: 3489: 3463: 3462: 3458: 3432: 3431: 3427: 3401: 3400: 3396: 3362: 3361: 3357: 3331: 3330: 3326: 3291: 3290: 3286: 3252: 3251: 3247: 3213: 3212: 3208: 3178: 3177: 3173: 3152:(1–2): 99–101. 3142:Croton cuneatus 3139: 3138: 3134: 3080: 3079: 3075: 3042: 3041: 3037: 3004: 3003: 2999: 2946:Annona muricata 2944:"Extracts from 2941: 2940: 2936: 2929: 2912: 2911: 2907: 2881: 2880: 2876: 2850: 2849: 2845: 2823: 2822: 2818: 2811: 2779: 2778: 2774: 2738: 2737: 2733: 2697: 2696: 2692: 2653:Cupania cinerea 2650: 2649: 2642: 2607: 2606: 2602: 2556: 2555: 2538: 2507: 2506: 2499: 2469: 2468: 2464: 2428: 2427: 2423: 2416: 2403: 2402: 2395: 2373: 2372: 2368: 2346: 2345: 2341: 2319: 2318: 2314: 2292: 2291: 2284: 2269: 2256: 2255: 2246: 2224: 2223: 2219: 2205: 2204: 2200: 2193: 2176: 2175: 2171: 2149: 2148: 2139: 2109: 2108: 2095: 2081: 2080: 2076: 2066: 2064: 2052: 2051: 2047: 2032:10.2307/1220900 2009: 2008: 2004: 1973: 1972: 1961: 1945: 1932: 1931: 1920: 1916: 1882:In the case of 1876: 1866: 1856: 1846: 1837:norstictic acid 1832: 1822: 1812: 1802: 1792: 1782: 1772: 1762: 1752: 1742: 1732: 1722: 1712: 1703:Guderley (2000) 1702: 1692: 1681:author citation 1665: 1639: 1581: 1572: 1568: 1561: 1552:photoprotective 1548:solar radiation 1497: 1496: 1495: 1494: 1479: 1478: 1477: 1469: 1468: 1453:Cupania cinerea 1374:Melastomataceae 1331:Croton cuneatus 1297:Annona muricata 1220: 1209: 1196:retention times 1194:have different 1186:A standardized 1170:cyclic compound 1154:orsellinic acid 1152:units with one 1138:protein complex 1098: 1021:effect towards 967: 949:. The complete 923:electrochemical 880: 867:is part of the 851:of 286.27  846: 842: 838: 785:UV-illuminated 779: 702:. The earliest 653: 621:solar radiation 609:photoprotectant 523: 516: 511: 510: 509:  ?) 500: 496: 492: 488: 459: 445:1307.26 Ă… 442: 428: 408: 394: 388: 374: 319: 309: 303: 297: 289: 275: 272: 267: 266: 255: 252: 251: 248: 242: 241: 230: 212: 205: 196: 183: 171: 151: 131: 111: 98: 87: 74: 60: 58: 57:Lichenxanthone, 50: 19: 12: 11: 5: 4281: 4279: 4271: 4270: 4265: 4260: 4255: 4250: 4240: 4239: 4235: 4234: 4221:(2): 755–786. 4196: 4185:(3): 435–467. 4179:The Bryologist 4168: 4142: 4131:(8): 137–148. 4111: 4074: 4048: 4031:The Bryologist 4012: 4001:(2): 166–182. 3995:The Bryologist 3976: 3965:(3): 320–328. 3959:The Bryologist 3948: 3937:(3): 361–365. 3917: 3906:(5): 657–664. 3875: 3856:(1): 139–144. 3850:The Bryologist 3836: 3809: 3782: 3751: 3744: 3726: 3707:(3): 561–569. 3680: 3646: 3627:(2): 173–179. 3607: 3590:Phytochemistry 3586:Faramea cyanea 3576: 3557:(8): 857–861. 3551:Phytochemistry 3532: 3487: 3470:Phytochemistry 3456: 3425: 3394: 3355: 3338:Phytochemistry 3324: 3284: 3265:(2): 196–203. 3257:(Meliaceae)". 3245: 3206: 3189:Phytochemistry 3171: 3132: 3073: 3035: 2997: 2934: 2927: 2905: 2894:(5): 669–672. 2874: 2863:(4): 197–205. 2843: 2832:(2): 417–427. 2816: 2809: 2789:Lichen Biology 2772: 2759:(3): 217–220. 2731: 2710:(2): 176–183. 2690: 2671:(4): 559–566. 2640: 2621:(1): 209–214. 2600: 2536: 2517:(7): 904–910. 2497: 2478:(2): 141–144. 2462: 2441:(5): 328–332. 2421: 2414: 2393: 2366: 2339: 2328:(4): 551–561. 2312: 2282: 2267: 2244: 2217: 2198: 2191: 2169: 2158:(6): 591–605. 2137: 2093: 2074: 2062:Index Fungorum 2045: 2002: 1986:(4): 202–207. 1959: 1917: 1915: 1912: 1880: 1879: 1877:Aptroot (2023) 1869: 1867:Aptroot (2023) 1859: 1857:Aptroot (2023) 1849: 1847:Aptroot (2022) 1839: 1833:Aptroot (2021) 1825: 1815: 1805: 1803:Aptroot (2020) 1795: 1785: 1775: 1765: 1755: 1745: 1735: 1725: 1715: 1705: 1695: 1664: 1661: 1637: 1610:interactions, 1608:intramolecular 1590:lichexanthone 1570: 1560: 1557: 1502:Faramea cyanea 1481: 1480: 1471: 1470: 1462: 1461: 1460: 1459: 1458: 1457: 1456: 1445: 1430:Z. valens 1404: 1393: 1382: 1371: 1360: 1345: 1334: 1323: 1312: 1219: 1216: 1207: 1097: 1094: 966: 963: 878: 853:grams per mole 849:molecular mass 844: 840: 836: 821:methoxy groups 778: 775: 752:everninic acid 712:phloroglucinol 661:lichen product 652: 649: 637:sperm motility 521: 518: 517: 512: 490: 489: 485:standard state 482: 479: 478: 475: 469: 468: 464: 463: 460: 450: 447: 446: 443: 435:Lattice volume 433: 430: 429: 411: 409: 404: 401: 400: 392: 389: 384: 381: 380: 375: 370: 367: 366: 362: 361: 358: 352: 351: 348: 342: 341: 338: 332: 331: 328: 324: 323: 317: 311: 310: 307: 301: 295: 290: 285: 282: 281: 277: 276: 274: 273: 270: 262: 261: 260: 257: 256: 254: 253: 249: 246: 245: 237: 236: 235: 232: 231: 229: 228: 220:DTXSID80164977 215: 213: 201: 198: 197: 195: 194: 186: 184: 176: 173: 172: 170: 169: 161: 159: 153: 152: 150: 149: 141: 139: 133: 132: 130: 129: 121: 119: 113: 112: 110: 109: 101: 99: 92: 89: 88: 86: 85: 77: 75: 70: 67: 66: 62: 61: 56: 52: 51: 49:-xanthen-9-one 44: 38: 37: 33: 32: 22:Lichexanthone 17: 13: 10: 9: 6: 4: 3: 2: 4280: 4269: 4266: 4264: 4261: 4259: 4256: 4254: 4251: 4249: 4246: 4245: 4243: 4229: 4224: 4220: 4216: 4212: 4205: 4203: 4201: 4197: 4192: 4188: 4184: 4180: 4172: 4169: 4164: 4160: 4153: 4146: 4143: 4138: 4134: 4130: 4126: 4122: 4115: 4112: 4106: 4101: 4097: 4093: 4089: 4081: 4079: 4075: 4070: 4066: 4059: 4052: 4049: 4044: 4040: 4036: 4032: 4025: 4023: 4021: 4019: 4017: 4013: 4008: 4004: 4000: 3996: 3992: 3985: 3983: 3981: 3977: 3972: 3968: 3964: 3960: 3952: 3949: 3944: 3940: 3936: 3932: 3928: 3921: 3918: 3913: 3909: 3905: 3901: 3897: 3893: 3889: 3882: 3880: 3876: 3871: 3867: 3863: 3859: 3855: 3851: 3847: 3840: 3837: 3832: 3828: 3824: 3822: 3821:sensu stricto 3813: 3810: 3805: 3801: 3797: 3793: 3786: 3783: 3778: 3774: 3770: 3766: 3762: 3755: 3752: 3747: 3741: 3737: 3730: 3727: 3722: 3718: 3714: 3710: 3706: 3702: 3695: 3693: 3684: 3681: 3676: 3672: 3665: 3663: 3659: 3650: 3647: 3642: 3638: 3634: 3630: 3626: 3622: 3618: 3611: 3608: 3603: 3599: 3595: 3591: 3587: 3580: 3577: 3572: 3568: 3564: 3560: 3556: 3552: 3548: 3544: 3536: 3533: 3528: 3524: 3519: 3514: 3510: 3506: 3502: 3500: 3491: 3488: 3483: 3479: 3475: 3471: 3467: 3460: 3457: 3452: 3448: 3444: 3440: 3436: 3429: 3426: 3421: 3417: 3413: 3409: 3405: 3398: 3395: 3390: 3386: 3382: 3378: 3374: 3370: 3366: 3359: 3356: 3351: 3347: 3343: 3339: 3335: 3328: 3325: 3320: 3316: 3312: 3308: 3304: 3300: 3296: 3288: 3285: 3280: 3276: 3272: 3268: 3264: 3260: 3256: 3249: 3246: 3241: 3237: 3233: 3229: 3225: 3221: 3217: 3210: 3207: 3202: 3198: 3194: 3190: 3186: 3182: 3175: 3172: 3167: 3163: 3159: 3155: 3151: 3147: 3143: 3136: 3133: 3128: 3124: 3119: 3114: 3109: 3104: 3100: 3096: 3092: 3090: 3086: 3077: 3074: 3068: 3063: 3059: 3055: 3051: 3050:(Annonaceae)" 3049: 3039: 3036: 3030: 3025: 3021: 3017: 3013: 3011: 3001: 2998: 2993: 2989: 2984: 2979: 2974: 2969: 2965: 2961: 2957: 2955: 2951: 2947: 2938: 2935: 2930: 2924: 2920: 2916: 2909: 2906: 2901: 2897: 2893: 2889: 2885: 2878: 2875: 2870: 2866: 2862: 2858: 2854: 2847: 2844: 2839: 2835: 2831: 2827: 2820: 2817: 2812: 2806: 2802: 2798: 2794: 2790: 2786: 2782: 2781:Elix, John A. 2776: 2773: 2767: 2762: 2758: 2754: 2750: 2748: 2744: 2735: 2732: 2727: 2723: 2718: 2713: 2709: 2705: 2701: 2694: 2691: 2686: 2682: 2678: 2674: 2670: 2666: 2662: 2658: 2654: 2647: 2645: 2641: 2636: 2632: 2628: 2624: 2620: 2616: 2612: 2604: 2601: 2596: 2592: 2587: 2582: 2577: 2572: 2568: 2564: 2560: 2553: 2551: 2549: 2547: 2545: 2543: 2541: 2537: 2532: 2528: 2524: 2520: 2516: 2512: 2504: 2502: 2498: 2493: 2489: 2485: 2481: 2477: 2473: 2466: 2463: 2458: 2454: 2449: 2444: 2440: 2436: 2435:Phytomedicine 2432: 2425: 2422: 2417: 2411: 2407: 2400: 2398: 2394: 2389: 2385: 2381: 2379: 2370: 2367: 2362: 2358: 2354: 2350: 2343: 2340: 2335: 2331: 2327: 2323: 2316: 2313: 2308: 2304: 2300: 2296: 2289: 2287: 2283: 2278: 2274: 2270: 2264: 2260: 2253: 2251: 2249: 2245: 2240: 2236: 2232: 2228: 2221: 2218: 2213: 2209: 2202: 2199: 2194: 2188: 2184: 2180: 2173: 2170: 2165: 2161: 2157: 2153: 2146: 2144: 2142: 2138: 2133: 2129: 2125: 2121: 2117: 2113: 2106: 2104: 2102: 2100: 2098: 2094: 2089: 2085: 2078: 2075: 2063: 2059: 2057: 2049: 2046: 2041: 2037: 2033: 2029: 2025: 2021: 2017: 2013: 2006: 2003: 1999: 1994: 1989: 1985: 1982:(in German). 1981: 1977: 1970: 1968: 1966: 1964: 1960: 1956:(6): 470–474. 1955: 1951: 1944: 1943:(Guttiferae)" 1942: 1938: 1929: 1927: 1925: 1923: 1919: 1913: 1911: 1909: 1905: 1904: 1899: 1898: 1893: 1892: 1887: 1886: 1875: 1874: 1870: 1865: 1864: 1860: 1855: 1854: 1850: 1845: 1844: 1840: 1838: 1831: 1830: 1826: 1821: 1820: 1816: 1811: 1810: 1806: 1801: 1800: 1796: 1791: 1790: 1786: 1781: 1780: 1776: 1771: 1770: 1766: 1761: 1760: 1756: 1751: 1750: 1746: 1741: 1740: 1736: 1731: 1730: 1726: 1721: 1720: 1716: 1711: 1710: 1706: 1701: 1700: 1696: 1691: 1690: 1686: 1685: 1684: 1682: 1678: 1674: 1670: 1662: 1660: 1658: 1654: 1650: 1646: 1645: 1640: 1634:ion (Mg) and 1633: 1629: 1625: 1621: 1620:halogen bonds 1617: 1613: 1609: 1605: 1601: 1596: 1593: 1589: 1584: 1579: 1565: 1558: 1556: 1553: 1549: 1545: 1541: 1538:layer of the 1537: 1533: 1529: 1528: 1523: 1518: 1516: 1515: 1510: 1509: 1504: 1503: 1492: 1491: 1486: 1485: 1475: 1466: 1455: 1454: 1449: 1446: 1444: 1443: 1438: 1437: 1433: 1431: 1426: 1425: 1420: 1419: 1414: 1413: 1408: 1405: 1403: 1402: 1397: 1394: 1392: 1391: 1386: 1383: 1381: 1380: 1375: 1372: 1370: 1369: 1364: 1361: 1359: 1355: 1354: 1349: 1346: 1344: 1343: 1338: 1335: 1333: 1332: 1327: 1326:Euphorbiaceae 1324: 1322: 1321: 1316: 1313: 1311: 1310: 1305: 1304: 1299: 1298: 1293: 1290: 1289: 1288: 1286: 1281: 1278: 1277: 1272: 1268: 1264: 1263: 1258: 1254: 1250: 1246: 1245: 1240: 1239: 1230: 1229: 1224: 1217: 1215: 1213: 1205: 1201: 1197: 1193: 1189: 1184: 1182: 1178: 1175: 1171: 1167: 1163: 1159: 1155: 1151: 1147: 1143: 1139: 1135: 1131: 1127: 1123: 1119: 1115: 1112:, which uses 1111: 1102: 1095: 1093: 1091: 1087: 1083: 1082: 1081:Aedes aegypti 1077: 1073: 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Index


IUPAC name
CAS Number
15222-53-4
JSmol
Interactive image
ChEBI
CHEBI:67821
ChEMBL
ChEMBL470650
ChemSpider
4513972
PubChem
5358904
CompTox Dashboard
DTXSID80164977
Edit this at Wikidata
InChI
SMILES
Chemical formula
Molar mass
Density
Melting point
Boiling point
Crystal structure
Monoclinic
Space group
Lattice constant
Å
Lattice volume

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