Knowledge (XXG)

Dimethyl acetylenedicarboxylate

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Stelmach, J. E.; Winkler, J. D. "Dimethyl Acetylenedicarboxylate"in Encyclopedia of Reagents for Organic Synthesis (Ed: L. Paquette) 2004, J. Wiley & Sons, New York.
330: 613: 32: 295: 601: 495: 597: 716: 579: 238: 828: 1042: 1032: 259: 538: 808: 109: 179: 775:. This compound exists as a colorless liquid at room temperature. This compound was used in the preparation of 605: 533: 167: 1037: 129: 561: 526: 768: 621: 45: 23: 804: 800: 673: 593: 276: 75: 759:
in which the ester groups are conjugated with a C-C triple bond. As such, the molecule is highly
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Although inexpensively available, DMAD is prepared today as it was originally.
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195 to 198 °C (383 to 388 °F; 468 to 471 K) (96–98° at 8 mm Hg)
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Except where otherwise noted, data are given for materials in their
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Huntress, E. H.; Lesslie, T. E.; Bornstein, J. (1952).
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Abbott, T. W.; Arnold, R. T.; Thompson, R. B. (1938).
210: 84: 921:Berichte der Deutschen Chemischen Gesellschaft 8: 304:InChI=1S/C6H6O4/c1-9-5(7)3-4-6(8)10-2/h1-2H3 314:InChI=1/C6H6O4/c1-9-5(7)3-4-6(8)10-2/h1-2H3 279: 170: 148: 15: 899: 246: 767:in cycloaddition reactions, such as the 857: 335: 300: 275: 653:187 °C (369 °F; 460 K) 161: 307:Key: VHILMKFSCRWWIJ-UHFFFAOYSA-N 128: 7: 409:−18 °C (0 °F; 255 K) 317:Key: VHILMKFSCRWWIJ-UHFFFAOYAX 201: 884:"Dimethyl Acetylene Dicarboxylate" 14: 988:"Dimethyl Acetylenedicarboxylate" 827: 694: 537: 532: 31: 22: 17:Dimethyl acetylenedicarboxylate 729:Dimethyl acetylenedicarboxylate 690:(at 25 °C , 100 kPa). 763:, and is widely employed as a 496:Occupational safety and health 1: 917:"Ueber Acetylendicarbonsäure" 948:"Acetylenedicarboxylic acid" 1059: 1014:, vol. 4, p. 329 809:acetylenedicarboxylic acid 381:142.11 g/mol 974:, vol. 2, p. 10 933:10.1002/cber.187701001231 795:and the resulting dibromo 684: 657: 513: 493: 488: 468: 346: 326: 291: 68: 56: 44: 39: 30: 21: 1006:10.15227/orgsyn.032.0055 966:10.15227/orgsyn.018.0003 580:Precautionary statements 50:Dimethyl but-2-ynedioate 915:Bandrowski, E. (1877). 771:. It is also a potent 901:10.1055/s-2007-984894 882:Sahoo, Manoj (2007). 61:Acetylenedicarboxylic 811:. The acid is then 769:Diels-Alder reaction 46:Preferred IUPAC name 805:potassium hydroxide 735:with the formula CH 674:Hexafluoro-2-butyne 426:Solubility in water 63:acid dimethyl ester 18: 1043:Carboxylate esters 1033:Alkyne derivatives 870:10.1002/047084289X 801:dehydrohalogenated 717:Infobox references 658:Related compounds 439:in other solvents 16: 1012:Collected Volumes 993:Organic Syntheses 972:Collected Volumes 953:Organic Syntheses 894:(13): 2142–2143. 725:Chemical compound 723: 722: 669:Methyl propiolate 664:Related compounds 562:Hazard statements 444:organic solvents 389:Colorless liquid 338:COC(=O)C#CC(=O)OC 260:CompTox Dashboard 110:Interactive image 1050: 1017: 1015: 1008: 983: 977: 975: 968: 943: 937: 936: 912: 906: 905: 903: 879: 873: 862: 831: 773:Michael acceptor 733:organic compound 707: 701: 698: 697: 643: 639: 635: 631: 627: 623: 619: 615: 611: 607: 603: 599: 595: 591: 587: 573: 569: 541: 536: 451:Refractive index 354:Chemical formula 284: 283: 268: 266: 250: 214: 203: 182: 174: 163: 152: 132: 112: 88: 35: 26: 19: 1058: 1057: 1053: 1052: 1051: 1049: 1048: 1047: 1023: 1022: 1021: 1020: 1010: 985: 984: 980: 970: 945: 944: 940: 914: 913: 909: 881: 880: 876: 863: 859: 854: 838: 823:as a catalyst: 785: 754: 750: 746: 742: 738: 726: 719: 714: 713: 712:  ?) 703: 699: 695: 691: 677: 672: 665: 582: 564: 550: 529: 506: 478: 461: 459: 443: 442:Soluble in most 428: 370: 366: 362: 356: 342: 339: 334: 333: 322: 319: 318: 315: 309: 308: 305: 299: 298: 287: 269: 262: 253: 233: 217: 204: 192: 155: 135: 115: 102: 91: 78: 64: 62: 60: 52: 51: 12: 11: 5: 1056: 1054: 1046: 1045: 1040: 1035: 1025: 1024: 1019: 1018: 978: 938: 907: 874: 856: 855: 853: 850: 837: 834: 833: 832: 784: 781: 752: 748: 744: 740: 736: 724: 721: 720: 715: 693: 692: 688:standard state 685: 682: 681: 666: 663: 660: 659: 655: 654: 651: 645: 644: 618:P305+P351+P338 610:P303+P361+P353 606:P301+P330+P331 583: 578: 575: 574: 565: 560: 557: 556: 551: 546: 543: 542: 530: 525: 522: 521: 511: 510: 507: 504: 501: 500: 491: 490: 486: 485: 479: 474: 471: 470: 466: 465: 462: 457: 449: 446: 445: 440: 433: 432: 429: 424: 421: 420: 417: 411: 410: 407: 401: 400: 397: 391: 390: 387: 383: 382: 379: 373: 372: 368: 364: 360: 357: 352: 349: 348: 344: 343: 341: 340: 337: 329: 328: 327: 324: 323: 321: 320: 316: 313: 312: 310: 306: 303: 302: 294: 293: 292: 289: 288: 286: 285: 272: 270: 258: 255: 254: 252: 251: 243: 241: 235: 234: 232: 231: 227: 225: 219: 218: 216: 215: 207: 205: 197: 194: 193: 191: 190: 186: 184: 176: 175: 165: 157: 156: 154: 153: 145: 143: 137: 136: 134: 133: 125: 123: 117: 116: 114: 113: 105: 103: 96: 93: 92: 90: 89: 81: 79: 74: 71: 70: 66: 65: 58: 54: 53: 49: 48: 42: 41: 37: 36: 28: 27: 13: 10: 9: 6: 4: 3: 2: 1055: 1044: 1041: 1039: 1038:Methyl esters 1036: 1034: 1031: 1030: 1028: 1013: 1007: 1003: 999: 995: 994: 989: 982: 979: 973: 967: 963: 959: 955: 954: 949: 942: 939: 934: 930: 926: 922: 918: 911: 908: 902: 897: 893: 889: 885: 878: 875: 871: 867: 861: 858: 851: 849: 847: 843: 835: 830: 826: 825: 824: 822: 821:sulfuric acid 818: 814: 810: 806: 802: 798: 797:succinic acid 794: 790: 782: 780: 778: 774: 770: 766: 762: 761:electrophilic 758: 755:. It is a di- 734: 731:(DMAD) is an 730: 718: 711: 706: 689: 683: 680: 675: 670: 667: 662: 661: 656: 652: 650: 647: 646: 584: 581: 577: 576: 566: 563: 559: 558: 555: 552: 549: 545: 544: 540: 535: 531: 528: 524: 523: 519: 517: 512: 508: 503: 502: 498: 497: 492: 487: 484: 480: 477: 476:Dipole moment 473: 472: 467: 463: 456: 452: 448: 447: 441: 438: 435: 434: 430: 427: 423: 422: 418: 416: 415:Boiling point 413: 412: 408: 406: 405:Melting point 403: 402: 398: 396: 393: 392: 388: 385: 384: 380: 378: 375: 374: 358: 355: 351: 350: 345: 336: 332: 325: 311: 301: 297: 290: 282: 278: 277:DTXSID0061088 274: 273: 271: 261: 257: 256: 249: 245: 244: 242: 240: 237: 236: 229: 228: 226: 224: 221: 220: 213: 209: 208: 206: 200: 196: 195: 188: 187: 185: 183: 178: 177: 173: 169: 166: 164: 162:ECHA InfoCard 159: 158: 151: 147: 146: 144: 142: 139: 138: 131: 130:ChEMBL3248452 127: 126: 124: 122: 119: 118: 111: 107: 106: 104: 100: 95: 94: 87: 83: 82: 80: 77: 73: 72: 67: 55: 47: 43: 38: 34: 29: 25: 20: 1011: 997: 991: 981: 971: 957: 951: 941: 924: 920: 910: 891: 887: 877: 860: 839: 786: 728: 727: 553: 515: 505:Main hazards 494: 454: 399:1.1564 g/cm 223:RTECS number 69:Identifiers 57:Other names 927:: 838–842. 842:lachrymator 789:Maleic acid 783:Preparation 649:Flash point 548:Signal word 499:(OHS/OSH): 386:Appearance 347:Properties 168:100.010.999 1027:Categories 852:References 840:DMAD is a 813:esterified 793:brominated 777:nedocromil 765:dienophile 527:Pictograms 469:Structure 437:Solubility 431:Insoluble 377:Molar mass 248:7HZA2PL15F 141:ChemSpider 97:3D model ( 76:CAS Number 807:yielding 679:Acetylene 614:P304+P340 602:P301+P312 518:labelling 230:ES0175000 189:212-098-4 181:EC Number 846:vesicant 817:methanol 489:Hazards 86:762-42-5 888:Synlett 710:what is 708: ( 395:Density 371: 199:PubChem 1000:: 55. 844:and a 836:Safety 705:verify 702:  554:Danger 509:Toxic 464:1.447 331:SMILES 121:ChEMBL 40:Names 960:: 3. 815:with 803:with 757:ester 296:InChI 212:12980 150:12440 99:JSmol 892:2007 819:and 642:P501 638:P405 634:P363 630:P330 626:P321 622:P310 598:P280 594:P270 590:P264 586:P260 572:H314 568:H302 239:UNII 59:DMAD 1002:doi 962:doi 929:doi 896:doi 866:doi 799:is 791:is 516:GHS 265:EPA 202:CID 1029:: 1009:; 998:32 996:. 990:. 969:; 958:18 956:. 950:. 925:10 923:. 919:. 890:. 886:. 848:. 779:. 751:CH 747:CO 743:CC 640:, 636:, 632:, 628:, 624:, 620:, 616:, 612:, 608:, 604:, 600:, 596:, 592:, 588:, 570:, 520:: 481:0 1016:. 1004:: 976:. 964:: 935:. 931:: 904:. 898:: 872:. 868:: 753:3 749:2 745:2 741:2 739:O 737:3 700:Y 676:, 671:, 483:D 460:) 458:D 455:n 453:( 369:4 367:O 365:6 363:H 361:6 359:C 267:) 263:( 101:)

Index

Chemical structure of DMADuak
Ball-and-stick model
Preferred IUPAC name
CAS Number
762-42-5
JSmol
Interactive image
ChEMBL
ChEMBL3248452
ChemSpider
12440
ECHA InfoCard
100.010.999
Edit this at Wikidata
EC Number
PubChem
12980
RTECS number
UNII
7HZA2PL15F
CompTox Dashboard
DTXSID0061088
Edit this at Wikidata
InChI
SMILES
Chemical formula
Molar mass
Density
Melting point
Boiling point

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