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2-[(2E)-but-2-enoylamino]-3-(4-hydroxyphenyl)propanoic acid
2-[(2E)-but-2-enoylamino]-3-(4-hydroxyphenyl)propanoic acid
1-[(2E)-but-2-enoyl]pyrrolidine-2-carboxylic acid
1-[(2E)-but-2-enoyl]pyrrolidine-2-carboxylic acid
2-[(2E)-but-2-enylthio]ethanamine
2-[(2E)-but-2-enylthio]ethanamine
3-[(2E)-but-2-enoylamino]benzoic acid
3-[(2E)-but-2-enoylamino]benzoic acid
2-({[(2E)-but-2-enylamino]carbonyl}amino)-2-(2-furyl)propanoic acid
2-({[(2E)-but-2-enylamino]carbonyl}amino)-2-(2-furyl)propanoic acid
1-({[(2E)-but-2-enylamino]carbonyl}amino)-2-methylcyclohexanecarboxylic acid
1-({[(2E)-but-2-enylamino]carbonyl}amino)-2-methylcyclohexanecarboxylic acid
3-[(2E)-but-2-enoylamino]-3-phenylpropanoic acid
3-[(2E)-but-2-enoylamino]-3-phenylpropanoic acid
2-({[(2E)-but-2-enylamino]carbonyl}amino)pentanoic acid
2-({[(2E)-but-2-enylamino]carbonyl}amino)pentanoic acid
3-[(2E)-but-2-enoylamino]-4-methylbenzoic acid
3-[(2E)-but-2-enoylamino]-4-methylbenzoic acid
2-[(2E)-but-2-enoylamino]-3-hydroxypropanoic acid
2-[(2E)-but-2-enoylamino]-3-hydroxypropanoic acid
(E)-3-(2-butenyl)-2,4,4-trimethylcyclohex-2-en-1-one
(E)-3-(2-butenyl)-2,4,4-trimethylcyclohex-2-en-1-one
1-({[(2E)-but-2-enylamino]carbonyl}amino)cycloheptanecarboxylic acid
1-({[(2E)-but-2-enylamino]carbonyl}amino)cycloheptanecarboxylic acid
3-[(2E)-but-2-enoylamino]-4-chlorobenzoic acid
3-[(2E)-but-2-enoylamino]-4-chlorobenzoic acid
1-[(2E)-but-2-enoyl]piperidine-4-carboxylic acid
1-[(2E)-but-2-enoyl]piperidine-4-carboxylic acid
1-{2-[(2E)-but-2-enyloxy]phenyl}ethanone
1-{2-[(2E)-but-2-enyloxy]phenyl}ethanone
3-[(2E)-but-2-enyloxy]benzoic acid
3-[(2E)-but-2-enyloxy]benzoic acid
1-{4-[(2E)-but-2-enyloxy]phenyl}ethanone
1-{4-[(2E)-but-2-enyloxy]phenyl}ethanone
(E)-5-(but-2-enyl)-2-methylpyridine
(E)-5-(but-2-enyl)-2-methylpyridine
(2E)-2-Butenylidene(cyclohexyl)azane oxide
(2E)-2-Butenylidene(cyclohexyl)azane oxide
(2E)-2-Butenyl butyrate
(2E)-2-Butenyl butyrate
1-[(E)-but-1-enyl]sulfonyl-4-methyl-benzene
1-[(E)-but-1-enyl]sulfonyl-4-methyl-benzene
[(2E)-but-2-enylthio]acetic acid
[(2E)-but-2-enylthio]acetic acid
({4-[(2E)-but-2-enoylamino]benzoyl}amino)acetic acid
({4-[(2E)-but-2-enoylamino]benzoyl}amino)acetic acid
[(2E)-but-2-enoylamino]acetic acid
[(2E)-but-2-enoylamino]acetic acid
({[(2E)-but-2-enylamino]carbonyl}amino)acetic acid
({[(2E)-but-2-enylamino]carbonyl}amino)acetic acid
[(2E)-but-2-enoylamino](phenyl)acetic acid
[(2E)-but-2-enoylamino](phenyl)acetic acid
[(2E)-but-2-enoyl(methyl)amino]acetic acid
[(2E)-but-2-enoyl(methyl)amino]acetic acid
2-[(2E)-but-2-enoylamino]-4-methylpentanoic acid
2-[(2E)-but-2-enoylamino]-4-methylpentanoic acid
(E)-but-2-en-1-amine
(E)-but-2-en-1-amine
(E)-2-Butenoic acid 2-[N-heptyl-N-(2-hydroxyethyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-heptyl-N-(2-hydroxyethyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxypropyl)-N-pentylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxypropyl)-N-pentylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxybutyl)-N-propylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxybutyl)-N-propylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxyoctyl)-N-methylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxyoctyl)-N-methylamino]ethyl ester
(E)-2-Butenoic acid 2-methyl-3-hydroxypropyl ester
(E)-2-Butenoic acid 2-methyl-3-hydroxypropyl ester
(E)-2-Butenoic acid 3-hydroxy-1-methylpropyl ester
(E)-2-Butenoic acid 3-hydroxy-1-methylpropyl ester
(2β,3β)-2-[(E)-2-Butenyloxy]-3-methylcyclohexanone
(2β,3β)-2-[(E)-2-Butenyloxy]-3-methylcyclohexanone
[(E)-2-Butenyl]diphenylphosphine oxide
[(E)-2-Butenyl]diphenylphosphine oxide
(E)-2-Butene-1,4-diol di(methanesulfonate)
(E)-2-Butene-1,4-diol di(methanesulfonate)
[2-[(E)-2-Butenyloxy]-1-butenyl]phosphonic acid di-tert-butyl ester
[2-[(E)-2-Butenyloxy]-1-butenyl]phosphonic acid di-tert-butyl ester
2-[(2E)-2-Butenylidene]-4-methylene-5-hexenoic acid methyl ester
2-[(2E)-2-Butenylidene]-4-methylene-5-hexenoic acid methyl ester
(E)-2-Butenoic acid 3,4-dihydroxybutyl ester
(E)-2-Butenoic acid 3,4-dihydroxybutyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxypropyl)-N-methylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxypropyl)-N-methylamino]ethyl ester
[(E)-1-Buten-3-yne-1,4-diyl]bis((trimethylsilyl)phenyl(methyl)silane)
[(E)-1-Buten-3-yne-1,4-diyl]bis((trimethylsilyl)phenyl(methyl)silane)
1-[(E)-2-Butenyl]-2-oxocyclopentanecarboxylic acid ethyl ester
1-[(E)-2-Butenyl]-2-oxocyclopentanecarboxylic acid ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxypentyl)-N-octylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxypentyl)-N-octylamino]ethyl ester
3-[(2E)-but-2-enyloxy]-4-methoxybenzaldehyde
3-[(2E)-but-2-enyloxy]-4-methoxybenzaldehyde
2-[(2E)-but-2-enylthio]propanoic acid
2-[(2E)-but-2-enylthio]propanoic acid
1-({[(2E)-but-2-enylamino]carbonyl}amino)-4-methylcyclohexanecarboxylic acid
1-({[(2E)-but-2-enylamino]carbonyl}amino)-4-methylcyclohexanecarboxylic acid
2-({[(2E)-but-2-enylamino]carbonyl}amino)-3-methylbutanoic acid
2-({[(2E)-but-2-enylamino]carbonyl}amino)-3-methylbutanoic acid
2-[(2E)-but-2-enoylamino]-4-(methylsulfonyl)butanoic acid
2-[(2E)-but-2-enoylamino]-4-(methylsulfonyl)butanoic acid
(E)-2-Butenoic acid 2-[N-heptyl-N-(2-hydroxypentyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-heptyl-N-(2-hydroxypentyl)amino]ethyl ester
2-[[(E)-2-Butenyl]oxy]-3-hydroxybenzaldehyde
2-[[(E)-2-Butenyl]oxy]-3-hydroxybenzaldehyde
(E)-2-Butenoic acid 2-[N-ethyl-N-(2-hydroxypropyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-ethyl-N-(2-hydroxypropyl)amino]ethyl ester
[2-[(E)-2-Butenyloxy]-3-methyl-2-butenyl]phosphonic acid di-tert-butyl ester
[2-[(E)-2-Butenyloxy]-3-methyl-2-butenyl]phosphonic acid di-tert-butyl ester
(2E)-2-Butenenitrile
反式-巴豆腈 (含有约20的顺式同分异构体)
3-[(E)-2-Butenyl]-2,4,4,5-tetramethyl-2-cyclohexen-1-one
3-[(E)-2-Butenyl]-2,4,4,5-tetramethyl-2-cyclohexen-1-one
3β-[(E)-2-Butenyloxy]cholest-5-ene
3β-[(E)-2-Butenyloxy]cholest-5-ene
(E)-2-Butenoic acid 2-[N-ethyl-N-(2-hydroxypentyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-ethyl-N-(2-hydroxypentyl)amino]ethyl ester
(E)-2-Butenyl 4-methylphenyl sulfone
(E)-2-Butenyl 4-methylphenyl sulfone
(E)-2-Butenoic acid 2-hydroxypropyl ester
(E)-2-Butenoic acid 2-hydroxypropyl ester
(E)-2-Butenoic acid heptyl ester
(E)-2-Butenoic acid heptyl ester
(E)-2-Butenoic acid octyl ester
(E)-2-Butenoic acid octyl ester
(E)-2-Butenoic acid 2-[N-butyl-N-(2-hydroxypentyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-butyl-N-(2-hydroxypentyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxypropyl)-N-octylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxypropyl)-N-octylamino]ethyl ester
1-[(E)-2-Butenyloxy]pentane
1-[(E)-2-Butenyloxy]pentane
(E)-2-Butenoic acid 2-[N-ethyl-N-(2-hydroxyoctyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-ethyl-N-(2-hydroxyoctyl)amino]ethyl ester
1-[(E)-1-Butenyloxy]pentane
1-[(E)-1-Butenyloxy]pentane
(E)-2-Butenoic acid 2-hydroxy-2-methylpropyl ester
(E)-2-Butenoic acid 2-hydroxy-2-methylpropyl ester
(E)-2-Butenoic acid 2-[N-heptyl-N-(2-hydroxyoctyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-heptyl-N-(2-hydroxyoctyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-ethyl-N-(2-hydroxybutyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-ethyl-N-(2-hydroxybutyl)amino]ethyl ester
(E)-2-Butenoic acid 2,3-dihydroxypropyl ester
(E)-2-Butenoic acid 2,3-dihydroxypropyl ester
(E)-2-Butenoic acid 2,3-dihydroxy-2-(hydroxymethyl)propyl ester
(E)-2-Butenoic acid 2,3-dihydroxy-2-(hydroxymethyl)propyl ester
17,17'-[(E)-2-Butene-1,4-diyl]bis(4,5α-epoxy-3,14-dimethoxymorphinan-6-one)
17,17'-[(E)-2-Butene-1,4-diyl]bis(4,5α-epoxy-3,14-dimethoxymorphinan-6-one)
5-[(E)-1-Butenyl]-2'-deoxyuridine
5-[(E)-1-Butenyl]-2'-deoxyuridine
(E)-2-Butenoic acid 3-hydroxypropyl ester
(E)-2-Butenoic acid 3-hydroxypropyl ester
[(E)-1-Butenyloxy]trimethylsilane
[(E)-1-Butenyloxy]trimethylsilane
(E)-1-Butenyl 4-methylphenyl sulfone
(E)-1-Butenyl 4-methylphenyl sulfone
(E)-2-Butene-1-sulfonic acid (2-phenylethyl) ester
(E)-2-Butene-1-sulfonic acid (2-phenylethyl) ester
(E)-2-Butenoic acid 2-[N-hexyl-N-(2-hydroxypropyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-hexyl-N-(2-hydroxypropyl)amino]ethyl ester
6-[(E)-2-Butenylamino]-1-benzylpyrimidine-2,4(1H,3H)-dione
6-[(E)-2-Butenylamino]-1-benzylpyrimidine-2,4(1H,3H)-dione
2-[(E)-2-Butenyl]thiophene
2-[(E)-2-Butenyl]thiophene
17,17'-[(E)-2-Butene-1,4-diyl]bis(4,5α-epoxy-3-hydroxy-14-methoxymorphinan-6-one)
17,17'-[(E)-2-Butene-1,4-diyl]bis(4,5α-epoxy-3-hydroxy-14-methoxymorphinan-6-one)
3-[(E)-1-Butenyl]-1H-2-benzopyran-1-one
3-[(E)-1-Butenyl]-1H-2-benzopyran-1-one
3-[(E)-2-Butenyl]thiophene
3-[(E)-2-Butenyl]thiophene
(E)-2-Butenoic acid tetrahydrofuran-2-ylmethyl ester
(E)-2-Butenoic acid tetrahydrofuran-2-ylmethyl ester
(E)-2-Butene-1,2,4-tricarboxylic acid
(E)-2-Butene-1,2,4-tricarboxylic acid
1-[(E)-1-Butenyloxy]heptane
1-[(E)-1-Butenyloxy]heptane
(E)-2-Butenoic acid 1-azido-2-phenylselenoethyl ester
(E)-2-Butenoic acid 1-azido-2-phenylselenoethyl ester
(E)-2-Butene-1,4-diamine
(E) -丁-2-烯-1,4-二胺
(E)-2-Butenoic acid isobutyl ester
巴豆酸异丁酯
(E)-2-Butenoic acid 2-[N-(2-hydroxyheptyl)-N-propylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxyheptyl)-N-propylamino]ethyl ester
(E)-2-Butenoic acid (3-hydroxybutyl) ester
(E)-2-Butenoic acid (3-hydroxybutyl) ester
(E)-2-Butenoic acid 2-[N-hexyl-N-(2-hydroxyethyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-hexyl-N-(2-hydroxyethyl)amino]ethyl ester
(E)-2-Butenoic acid 2,3-dihydroxy-2-methylpropyl ester
(E)-2-Butenoic acid 2,3-dihydroxy-2-methylpropyl ester
(E)-1-Butene-1,2,4-tricarboxylic acid
(E)-1-Butene-1,2,4-tricarboxylic acid
(E)-2-Butenoic acid 3-hydroxy-1-(hydroxymethyl)propyl ester
(E)-2-Butenoic acid 3-hydroxy-1-(hydroxymethyl)propyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxybutyl)-N-octylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-(2-hydroxybutyl)-N-octylamino]ethyl ester
(E)-2-Butenoic acid 2-[N-ethyl-N-(2-hydroxyheptyl)amino]ethyl ester
(E)-2-Butenoic acid 2-[N-ethyl-N-(2-hydroxyheptyl)amino]ethyl ester
(E)-2-Butenoic acid 1,1-bis(hydroxymethyl)ethyl ester
(E)-2-Butenoic acid 1,1-bis(hydroxymethyl)ethyl ester
4-[(E)-1-Butenyl]pyrocatechol
4-[(E)-1-Butenyl]pyrocatechol
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