Knowledge (XXG)

N-Isopropyl-N'-phenyl-1,4-phenylenediamine

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31: 316: 197: 477: 472: 482: 704:, where it migrates to the surface of the rubber. This can be beneficial to the tire, as ozone attacks the tire surface and blooming therefore moves the antiozonant to where it is most needed, however this also increases the 490: 452: 584: 960:
Conde-Salazar, Luis; del-Río, Emilio; Guimaraens, Dolores; Domingo, Antonia González (August 1993). "Type IV Allergy to Rubber Additives: A 10-Year Study of 686 Cases".
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Ignatz-Hoover, Frederick; To, Byron H.; Datta, R. N.; De Hoog, Arie J.; Huntink, N. M.; Talma, A. G. (1 July 2003). "Chemical Additives Migration in Rubber".
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Cataldo, Franco (January 2018). "Early stages of p-phenylenediamine antiozonants reaction with ozone: Radical cation and nitroxyl radical formation".
737: 728:. It is the compound responsible for coining the term "Volkswagen Dermatitis". There is some preliminary evidence for it being harmful to fish. 835: 134: 1100: 330: 995:
Jordan, William P. Jr. (1971-01-01). "Contact Dermatitis From N-Isopropyl-N-Phenylparaphenylenediamine: "Volkswagen Dermatitis"".
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N–O•), with the ozone being converted to a hydroperoxyl radical (HOO•), these species can then be scavenged by other antioxidant
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Lammintausta, K; Kalimo, K (1985). "Sensitivity to Rubber. Study with Rubber Mixes and Individual Rubber Chemicals".
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Cao, Guodong; Wang, Wei; Zhang, Jing; Wu, Pengfei; Zhao, Xingchen; Yang, Zhu; Hu, Di; Cai, Zongwei (5 April 2022).
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instead, as this migrates more slowly. Oxidation of IPPD converts the central phenylenediamine ring into a
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Choi, Sung-Seen (5 July 1997). "Migration of Antidegradants to the Surface in NR and SBR Vulcanizates".
504: 464: 889: 705: 43: 534: 694: 560: 311: 100: 1061: 765:
Lewis, P.M. (January 1986). "Effect of ozone on rubbers: Countermeasures and unsolved problems".
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Zhong, Liqiao; Peng, Weijuan; Liu, Chunsheng; Gao, Lei; Chen, Daqing; Duan, Xinbin (July 2022).
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faster than ozone will react with rubber. This reaction converts it to the corresponding
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InChI=1S/C15H18N2/c1-12(2)16-14-8-10-15(11-9-14)17-13-6-4-3-5-7-13/h3-12,16-17H,1-2H3
185: 624: 556: 514: 1048: 1031: 568: 236: 670: 406: 165: 1016: 901: 283: 1057: 919: 836:
10.1002/(SICI)1097-4628(19970705)65:1<117::AID-APP15>3.0.CO;2-0
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of IPPD into the environment. Many tire producers have moved to using
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Except where otherwise noted, data are given for materials in their
510: 682: 247: 133: 123: 878:"New Evidence of Rubber-Derived Quinones in Water, Air, and Soil" 616: 709: 620: 1032:"IPPD-induced growth inhibition and its mechanism in zebrafish" 747:- a phenylenediamine based antioxidant used as a fuel additive 600: 299: 935:
Dermatosen in Beruf und Umwelt. Occupation and Environment
677:-based antiozonants it works by virtue of its low 235: 109: 962:Journal of the American Academy of Dermatology 8: 790: 788: 314: 195: 173: 15: 1047: 909: 271: 757: 360: 335: 310: 1036:Ecotoxicology and Environmental Safety 882:Environmental Science & Technology 186: 809:10.1016/j.polymdegradstab.2017.11.020 442:75 °C (167 °F; 348 K) 342:Key: OUBMGJOQLXMSNT-UHFFFAOYSA-N 153: 7: 1009:10.1001/archderm.1971.04000130087014 226: 824:Journal of Applied Polymer Science 14: 797:Polymer Degradation and Stability 767:Polymer Degradation and Stability 745:′-Di-2-butyl-1,4-phenylenediamine 55:-(propan-2-yl)benzene-1,4-diamine 700:IPPD is prone to process called 681:, which allows it to react with 480: 475: 470: 396: 390: 29: 851:Rubber Chemistry and Technology 636:(at 25 °C , 100 kPa). 363:CC(C)NC1=CC=C(C=C1)NC2=CC=CC=C2 384: 24:′-phenyl-1,4-phenylenediamine 1: 659:′-phenyl-1,4-phenylenediamine 67:4-Isopropylaminodiphenylamine 1049:10.1016/j.ecoenv.2022.113614 974:10.1016/0190-9622(93)70163-N 779:10.1016/0141-3910(86)90004-2 1117: 630: 451: 446: 371: 351: 326: 93: 61: 42: 37: 28: 1101:Isopropylamino compounds 543:Precautionary statements 997:Archives of Dermatology 902:10.1021/acs.est.1c07376 673:in rubbers. Like other 669:commonly used as an 661:(often abbreviated 44:Preferred IUPAC name 894:2022EnST...56.4142C 695:polymer stabilizers 414: g·mol 25: 1096:Plastics additives 675:p-phenylenediamine 640:Infobox references 16: 863:10.5254/1.3547765 679:ionization energy 648:Chemical compound 646: 645: 505:Hazard statements 422:dark grey flakes 295:CompTox Dashboard 135:Interactive image 76:Rhenogran IPPD-80 1108: 1070: 1069: 1051: 1027: 1021: 1020: 992: 986: 985: 957: 951: 950: 930: 924: 923: 913: 888:(7): 4142–4150. 873: 867: 866: 846: 840: 839: 819: 813: 812: 792: 783: 782: 762: 724:IPPD is a human 667:organic compound 626: 622: 618: 614: 610: 606: 602: 598: 594: 590: 586: 582: 578: 574: 570: 566: 562: 558: 554: 550: 536: 532: 528: 524: 520: 516: 512: 484: 479: 474: 413: 398: 392: 386: 379:Chemical formula 319: 318: 303: 301: 275: 239: 228: 207: 199: 188: 177: 157: 137: 113: 33: 26: 1116: 1115: 1111: 1110: 1109: 1107: 1106: 1105: 1076: 1075: 1074: 1073: 1029: 1028: 1024: 994: 993: 989: 959: 958: 954: 932: 931: 927: 875: 874: 870: 848: 847: 843: 821: 820: 816: 794: 793: 786: 764: 763: 759: 754: 734: 722: 692: 649: 642: 637: 545: 507: 493: 467: 411: 401: 395: 389: 381: 367: 364: 359: 358: 347: 344: 343: 340: 334: 333: 322: 304: 297: 278: 258: 242: 229: 217: 180: 160: 140: 127: 116: 103: 89: 88: 57: 56: 12: 11: 5: 1114: 1112: 1104: 1103: 1098: 1093: 1088: 1078: 1077: 1072: 1071: 1022: 987: 968:(2): 176–180. 952: 925: 868: 857:(3): 747–768. 841: 830:(1): 117–125. 814: 784: 756: 755: 753: 750: 749: 748: 733: 730: 721: 718: 690: 647: 644: 643: 638: 634:standard state 631: 628: 627: 585:P305+P351+P338 546: 541: 538: 537: 508: 503: 500: 499: 494: 489: 486: 485: 468: 463: 460: 459: 449: 448: 444: 443: 440: 434: 433: 430: 424: 423: 420: 416: 415: 409: 403: 402: 399: 393: 387: 382: 377: 374: 373: 369: 368: 366: 365: 362: 354: 353: 352: 349: 348: 346: 345: 341: 338: 337: 329: 328: 327: 324: 323: 321: 320: 307: 305: 293: 290: 289: 286: 280: 279: 277: 276: 268: 266: 260: 259: 257: 256: 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483: 478: 473: 469: 466: 462: 461: 457: 455: 450: 445: 441: 439: 438:Melting point 436: 435: 431: 429: 426: 425: 421: 418: 417: 410: 408: 405: 404: 383: 380: 376: 375: 370: 361: 357: 350: 336: 332: 325: 317: 313: 312:DTXSID1025485 309: 308: 306: 296: 292: 291: 287: 285: 282: 281: 274: 270: 269: 267: 265: 262: 261: 254: 253: 251: 249: 246: 245: 238: 234: 233: 231: 225: 221: 220: 213: 212: 210: 208: 203: 202: 198: 194: 191: 189: 187:ECHA InfoCard 184: 183: 176: 172: 171: 169: 167: 164: 163: 156: 155:ChEMBL1449018 152: 151: 149: 147: 144: 143: 136: 132: 131: 129: 125: 120: 119: 112: 108: 107: 105: 102: 98: 97: 92: 85:Vulkanox 4010 84: 81: 78: 75: 72: 69: 66: 65: 60: 54: 50: 45: 41: 36: 32: 27: 23: 19: 1086:Antioxidants 1039: 1035: 1025: 1003:(1): 85–87. 1000: 996: 990: 965: 961: 955: 941:(6): 204–8. 938: 934: 928: 885: 881: 871: 854: 850: 844: 827: 823: 817: 800: 796: 773:(1): 33–66. 770: 766: 760: 742: 738: 723: 699: 662: 656: 652: 651: 650: 496: 453: 248:RTECS number 94:Identifiers 62:Other names 52: 48: 21: 17: 803:: 132–141. 671:antiozonant 655:-Isopropyl- 491:Signal word 419:Appearance 372:Properties 193:100.002.700 70:Flexzone 3C 20:-Isopropyl- 1080:Categories 1042:: 113614. 752:References 689:radical (R 465:Pictograms 407:Molar mass 273:0M7PSL4100 166:ChemSpider 122:3D model ( 101:CAS Number 1066:248728812 1017:0003-987X 609:P337+P313 605:P333+P313 589:P309+P311 581:P302+P352 577:P301+P312 456:labelling 284:UN number 255:ST2650000 214:202-969-7 206:EC Number 1091:Diamines 1058:35567929 920:35316033 732:See also 726:allergen 706:leaching 702:blooming 687:aminoxyl 665:) is an 447:Hazards 111:101-72-4 82:Vanox 3C 73:Nonox 3C 51:-Phenyl- 982:8335734 947:2936592 911:8988306 890:Bibcode 714:quinone 428:Density 412:226.323 224:PubChem 1064:  1056:  1015:  980:  945:  918:  908:  720:Safety 497:Danger 356:SMILES 146:ChEMBL 38:Names 1062:S2CID 683:ozone 432:1.04 331:InChI 288:1673 124:JSmol 1054:PMID 1013:ISSN 978:PMID 943:PMID 916:PMID 710:6PPD 663:IPPD 625:P501 621:P405 617:P391 613:P363 601:P330 597:P321 593:P314 573:P280 569:P273 565:P272 561:P270 557:P264 553:P261 549:P260 535:H410 531:H373 527:H372 523:H371 519:H320 515:H317 511:H302 264:UNII 237:7573 175:7292 1044:doi 1040:239 1005:doi 1001:103 970:doi 906:PMC 898:doi 859:doi 832:doi 805:doi 801:147 775:doi 697:. 454:GHS 300:EPA 227:CID 1082:: 1060:. 1052:. 1038:. 1034:. 1011:. 999:. 976:. 966:29 964:. 939:33 937:. 914:. 904:. 896:. 886:56 884:. 880:. 855:76 853:. 828:65 826:. 799:. 787:^ 771:15 769:. 716:. 623:, 619:, 615:, 611:, 607:, 603:, 599:, 595:, 591:, 587:, 583:, 579:, 575:, 571:, 567:, 563:, 559:, 555:, 551:, 533:, 529:, 525:, 521:, 517:, 513:, 458:: 394:18 388:15 1068:. 1046:: 1019:. 1007:: 984:. 972:: 949:. 922:. 900:: 892:: 865:. 861:: 838:. 834:: 811:. 807:: 781:. 777:: 743:N 741:, 739:N 691:2 657:N 653:N 400:2 397:N 391:H 385:C 302:) 298:( 126:) 53:N 49:N 22:N 18:N

Index


Preferred IUPAC name
CAS Number
101-72-4
JSmol
Interactive image
ChEMBL
ChEMBL1449018
ChemSpider
7292
ECHA InfoCard
100.002.700
Edit this at Wikidata
EC Number
PubChem
7573
RTECS number
UNII
0M7PSL4100
UN number
CompTox Dashboard
DTXSID1025485
Edit this at Wikidata
InChI
SMILES
Chemical formula
Molar mass
Density
Melting point
GHS labelling

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