5(4H)-Thiazolethione, 4,4-dimethyl-2-(4-methyl-1-piperazinyl)-,(2E)-2-butenedioate (1:1)
3-Pyrrolidinamine, N-([1,1'-biphenyl]-2-ylmethyl)-N-(1-methylethyl)-,(3S)-, (2E)-2-butenedioate
3-Pyrrolidinamine, N-ethyl-N-[[2-(trifluoromethyl)phenyl]methyl]-, (3S)-,(2E)-2-butenedioate
2-Butenedinitrile, 2,3-bis[(2-hydroxyethyl)thio]-
1,3,5-Triazine-2,4-diamine,6-[4-[[bis(4-fluorophenyl)methyl]amino]-1-piperidinyl]-N,N'-dipropyl-,(2E)-2-butenedioate (1:2)
Guanidine,[4-[3-[[(2-propynylamino)methylene]amino]phenyl]-2-thiazolyl]-,(2Z)-2-butenedioate (1:2)
2-Butene, 1-[(1-methylethyl)thio]-, (Z)-
2-Butenedioic acid, 2-[(2-methoxy-2-oxoethyl)thio]-3-(2-propenyl)-,dimethyl ester, (E)-
Methanimidamide,N-[4-[5-[(dimethylamino)methyl]-2-thienyl]phenyl]-N'-propyl-,(2Z)-2-butenedioate (1:2)
3-Cyclobutene-1,2-dione,3-[(3-ethyl-2(3H)-benzoselenazolylidene)methyl]-4-hydroxy-
2-Butene-1,4-diol, 1-phenyl-2-(trimethylsilyl)-, (Z)-
2-Butenedioic acid (2Z)-, bis(1,1-dimethylhexyl) ester, polymer with e thenyl acetate and ethyl hydrogen (2Z)-2-butenedioate
1,2,5-Thiadiazole-3,4-diamine,N-[2-[[[5-[(dimethylamino)methyl]-3-thienyl]methyl]thio]ethyl]-,(2E)-2-butenedioate (2:1)
Benzene, 1,1'-[2-butene-1,4-diylbis(oxymethylene)]bis-
1-Butene, 4,4-dimethoxy-2-methyl-
2-Butene-1,4-dione, 2-(3-methoxyphenyl)-1,4-diphenyl-
Piperazine, 1-(4-methylphenyl)-4-[2-(2-pyridinyl)ethyl]-,(2E)-2-butenedioate (1:2)
ETHANONE,1,1-(3-CYCLOBUTENE-1,2-DIYL)BIS-,CIS-
Phosphonium, 2-butene-1,4-diylbis[triphenyl-
9H-Thioxanthene-3-carboxamide,9-[8-(1,3-benzodioxol-5-ylmethyl)-8-azabicyclo[3.2.1]oct-3-ylidene]-N,N-diethyl-, 2-butenedioate (1:1)
2-Butenenitrile, 2-(acetyloxy)-3-methyl-
2-Butenethioamide,3-hydroxy-N-methyl-
2-Pyrrolidinecarbonitrile,4-fluoro-1-[[[4-methyl-1-(methylsulfonyl)-4-piperidinyl]amino]acetyl]-,(2R,4R)-, (2E)-2-butenedioate (1:1)
1-Butene, 4,4,4-trichloro-3-methyl-
4,4,4-TRIMETHOXY-1-BUTENE
Magnesium, (1,4-diphenyl-2-butene-1,4-diyl)-
3-chloro-4-(morpholin-4-yl)-3-cyclobutene-1,2-dione
1H-Indole,1-(4-chlorobenzoyl)-5-methoxy-2-methyl-3-[2-oxo-2-(1-piperazinyl)ethyl]-, (2Z)-2-butenedioate (1:1)
1-Butene, 1,1-dichloro-3,3-dimethyl-
2-CHLORO-4-(2-FLUOROPHENYL)-1-BUTENE
2-Butenedinitrile, 2,3-dimercapto-, disilver(1+) salt
1-Cyclobutene-1-carboxylicacid, 2-methoxy-, methyl ester
2-Butene, 1-bromo-4-ethoxy-, (Z)-
2-Butenedioic acid, 2-amino-, dimethyl ester, (Z)-
3-Butenenitrile, 4-(2-furanyl)-2-[(trimethylsilyl)oxy]-, (E)-
L-Serine, 1-methyl (2E)-2-butenedioate (1:1)