Butenoic
289932
3-Fluoro-2-butenoic acid methyl ester
295289
(E)-2-Butenoic acid isopropyl ester
296383
3-Methyl-2-butenoic acid [2-[5-hydroxy-2-methyl-2-(4-methyl-3-pentenyl)-6-oxo-7-(2-oxopropyl)-4-cyclohepten-1-yl]vinyl] ester
307387
2-Butenedioic acid (2Z)-, polymer with (2Z)-4-amino-4-oxo-2-butenoic acid and ethenylbenzene, ammonium salt
307689
2-butenoic acid, polymer with ethenyl acetate and alpha-hydro-omega-hydroxypo
309719
(E,Z)-2-(2-Benzyloxycarbonylamino-4-thiazol)-4-(3-methyl-2-butenyloxycarbonyl)-2-butenoic acid
315530
4,4-DIPHENYL-3-BUTENOIC ACID
316281
(2E)-2-Methyl-2-butenoic Acid (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-
12b-(acetyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,9,11-tetrahydroxy-4a,8,13,13-tetraMethyl-5-oxo-7,11-Methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-12-yl Ester
317296
2-Butenoic acid, 4,4-dimethoxy-, ethyl ester, (2E)-
319556
(S)-2-(BENZYLOXYCARBONYLAMINO)-3-BUTENOIC ACID METHYL ESTER
320378
4-OXO-4-PHENYLAMINO-2-BUTENOIC ACID
350603
2-Butenoic acid, 3-cyclopropyl-2-methyl-, (E)-
351295
2-Butenoic acid,3-[[1-[(1,1-dimethylethoxy)carbonyl]-2-methylpropyl]amino]-2-methyl-,ethyl ester, (S)-
351389
2-Butenoicacid, 2-methyl-,3-[[(3-hydroxy-4-methoxy-2-pyridinyl)carbonyl]amino]-6-methyl-4,9-dioxo-8-(phenylmethyl)-1,5-dioxonan-7-ylester, [3S-[3R*,6R*,7S*(E),8S*]]-
351683
2-Butenoicacid, 2-methyl-,2-[4-(acetyloxy)-6-methyl-5-[(2-methyl-1-methylene-2-butenyl)oxy]-7-oxabicyclo[4.1.0]hept-3-yl]-1-[(3,3-dimethyloxiranyl)oxy]-2-propenylester, [1S-[1a,3b[1R*(Z),1(R*)],4b,5b(Z),6a]]-
351835
2-Butenoicacid, 2-methyl-,8-(acetyloxy)-3-(3-furanyl)tetradecahydro-11-hydroxy-3a,5b,8a,11a-tetramethyl-1-oxo-3H-furo[4',3',2':8,9]phenanthro[2,1-c]oxireno[d]pyran-6-ylester, [3S-[3a,3aa,5aa,5bb,6a(E),8a,8ab,10ab,10ba,11a,11ab,11bS*,12aa]]-
352219
2-Butenoic acid, 3-methyl-2-[[(phenylmethoxy)carbonyl]amino]-,1,1-dimethylethyl ester
352227
2-Butenoic acid, 3-methyl-,1-[2-(acetyloxy)ethyl]-12-hydroxy-2,4,10-dodecatriene-6,8-diynyl ester,(E,E,E)-
352434
3-Butenoic acid, 4-chloro-3-methyl-, methyl ester, (E)-
353216
2-BUTENOIC ACID 2,3-DIHYDROXY-
353538
2-Butenoic acid, 2-(trimethylsilyl)-, 1,1-dimethylethyl ester, (Z)-
353539
2-Butenoic acid, 2-(trimethylsilyl)-, 1,1-dimethylethyl ester, (E)-
353938
2-Butenoic acid, 4,4,4-trifluoro-3-(phenylmethyl)-, ethyl ester, (2E)-
354423
3-Butenoic acid, 2-hydroxy-4-phenyl-, ethyl ester, (R)-
354967
2-Butenoic acid, 2-(1-hydroxyethyl)-, methyl ester, (2E)-
354971
2-Butenoic acid, 2,3-dihydroxypropyl ester, (2E)-
355032
2-Butenoic acid, 2-cyano-4,4-difluoro-3-hydroxy-, methyl ester
355407
2-Butenoic acid, 3-chloro-2-formyl-, ethyl ester
355588
2-Butenoicacid, 2-methyl-,decahydro-1a,4,8-trimethyl-7-oxo-3H-oxireno[3,3a]azuleno[6,5-b]furan-3-ylester, [1aR-[1aa,3b(Z),3ab,4b,5ab,8a,8ab,9aS*]]-
355609
2-Butenoicacid, 2-methyl-,(1,5,6,7,9,10,13,14,14a,15-decahydro-7-hydroxy-2,11-dimethoxy-3,12,16-trimethyl-1,4,10,13-tetraoxo-6,15-imino-4H-isoquino[3,2-b][3]benzazocin-9-yl)methylester, [6S-[6a,7a,9b(Z),14aa,15a]]-
355939
2-Butenoic acid, 4-(4-ethoxyphenyl)-2-hydroxy-4-oxo-
356141
2-Butenoic acid, 2-cyano-3-(3,4-dimethoxyphenyl)-
356871
(Z)-2-Bromo-2-butenoic acid
357784
2-Butenoic acid, 4-[4-[bis(2-chloroethyl)amino]phenyl]-
358014
2-Butenoic acid, 4-(2-formylphenyl)-, methyl ester, (2E)-
358209
2-Butenoic acid, 1,1-dimethylethyl ester, (Z)-