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2-Butenedioic acid (E)-, di-C12-14-alkyl esters, polymers with Et vinyl ether and vinyl acetate2-Butenedioic acid (E)-, di-C12-14-alkyl esters, polymers with Et vinyl ether and vinyl acetate68988-67-0
2-Butenedioic acid (E)-, polymer with 1,3-butadiene and ethenylbenzene, sodium salt2-Butenedioic acid (E)-, polymer with 1,3-butadiene and ethenylbenzene, sodium salt129539-35-1
2-Butenedioic acid (Z)-, polymer with N-(butoxymethyl)-2-propenamide, ethenylbenzene, ethyl 2-propenoate, 2-hydroxyethyl 2-methyl-2-propenoate and 2-methyl-2-propenoic acid2-Butenedioic acid (Z)-, polymer with N-(butoxymethyl)-2-propenamide, ethenylbenzene, ethyl 2-propenoate, 2-hydroxyethyl 2-methyl-2-propenoate and 2-methyl-2-propenoic acid97136-01-1
3-[4-(but-3-en-1-yloxy)phenyl]prop-2-enoic acid3-[4-(but-3-en-1-yloxy)phenyl]prop-2-enoic acid
2-(but-2-en-1-yloxy)benzaldehyde2-(but-2-en-1-yloxy)benzaldehyde
2-Butenethioamide, 2-cyano-3-mercapto-2-Butenethioamide, 2-cyano-3-mercapto-40634-82-0
2-Butenenitrile, 3-(4-morpholinyl)-2-Butenenitrile, 3-(4-morpholinyl)-108358-06-1
3-Butenamide, 3-amino-4,4-dicyano-3-Butenamide, 3-amino-4,4-dicyano-110568-63-3
3-Buten-2-one, 3-amino-4-(methylsulfonyl)-3-Buten-2-one, 3-amino-4-(methylsulfonyl)-115975-54-7
1-Buten-2-amine, 1-(5,6-dihydro-4H-1,3-oxazin-2-yl)-1-Buten-2-amine, 1-(5,6-dihydro-4H-1,3-oxazin-2-yl)-147411-54-9
3-Butenoic acid, 2-[(ethoxycarbonyl)amino]-, methyl ester3-Butenoic acid, 2-[(ethoxycarbonyl)amino]-, methyl ester135630-84-1
2-Butenoic acid, 2-(acetylamino)-3-hydroxy-, ethyl ester2-Butenoic acid, 2-(acetylamino)-3-hydroxy-, ethyl ester201298-34-2
2-Butene-1,4-dione, 2-bromo-3-hydroxy- (4CI)2-Butene-1,4-dione, 2-bromo-3-hydroxy- (4CI)855234-75-2
3-Buten-2-one, 3-ethoxy-1,1,1-trifluoro-3-Buten-2-one, 3-ethoxy-1,1,1-trifluoro-194240-78-3
3-Butenoic acid, 3,4-dichloro-2-hydroxy-3-Butenoic acid, 3,4-dichloro-2-hydroxy-854470-82-9
3-Buten-2-one, 1,1,1-trifluoro-4-(methylthio)-3-Buten-2-one, 1,1,1-trifluoro-4-(methylthio)-532977-10-9
2-Butenoic acid, 3-chloro-2-hydroxy-4-oxo-2-Butenoic acid, 3-chloro-2-hydroxy-4-oxo-687127-12-4
1-Buten-2-ol, 1-bromo-3-methyl-1-Buten-2-ol, 1-bromo-3-methyl-82687-37-4
3-Butenoic acid, 2-(acetylamino)-2-methyl-, ethyl ester3-Butenoic acid, 2-(acetylamino)-2-methyl-, ethyl ester959273-45-1
2-Butenoic acid, 4,4,4-trifluoro-3-hydroxy-, methyl ester2-Butenoic acid, 4,4,4-trifluoro-3-hydroxy-, methyl ester178380-97-7
3-Buten-2-one, 3-(4-morpholinyl)-3-Buten-2-one, 3-(4-morpholinyl)-119490-02-7
3-Butenethioamide, N-butyl-N-methyl-3-Butenethioamide, N-butyl-N-methyl-867191-93-3
2-Buten-1-one, 2-amino-1-phenyl-2-Buten-1-one, 2-amino-1-phenyl-115975-53-6
2-Butenamide, N-(2,2-dimethyl-1-oxopropyl)-2-methyl-, (2E)-2-Butenamide, N-(2,2-dimethyl-1-oxopropyl)-2-methyl-, (2E)-613672-37-0
3-Butenoic acid, 3-amino-2-(1-methylethyl)-, methyl ester3-Butenoic acid, 3-amino-2-(1-methylethyl)-, methyl ester780771-49-5
3-Butenamide, 2-phenyl- (6CI)3-Butenamide, 2-phenyl- (6CI)103205-11-4
3-Buten-2-one, 1,1,1-trifluoro-4-methoxy-3-methyl-3-Buten-2-one, 1,1,1-trifluoro-4-methoxy-3-methyl-219986-54-6
[2-(but-3-en-1-yloxy)-5-nitrophenyl]methanol[2-(but-3-en-1-yloxy)-5-nitrophenyl]methanol
1-(but-2-en-1-yl)-5-chloro-2,3-dihydro-1H-indole-2,3-dione1-(but-2-en-1-yl)-5-chloro-2,3-dihydro-1H-indole-2,3-dione
[3-(but-2-en-1-yloxy)phenyl]methanol[3-(but-2-en-1-yloxy)phenyl]methanol
2-Butenedioic acid, 2,3-bis[(trimethylsilyl)oxy]-, bis(trimethylsilyl) ester, (Z)-2-Butenedioic acid, 2,3-bis[(trimethylsilyl)oxy]-, bis(trimethylsilyl) ester, (Z)-55887-89-3
2-Butenenitrile,2-(diethylamino)-,(2Z)-(9CI)2-Butenenitrile,2-(diethylamino)-,(2Z)-(9CI)412907-39-2
2-Butenedioic acid (2Z)-, polymer with (2Z)-4-amino-4-oxo-2-butenoic acid and ethenylbenzene, ammonium salt2-Butenedioic acid (2Z)-, polymer with (2Z)-4-amino-4-oxo-2-butenoic acid and ethenylbenzene, ammonium salt68171-59-5
2-Butenedioic acid (Z)-, dibutyl ester, polymer with 2-methylpropyl2-methyl-2-propenoate2-Butenedioic acid (Z)-, dibutyl ester, polymer with 2-methylpropyl2-methyl-2-propenoate62851-73-4
2-Butenal,3-(3-pyridinyl)-(9CI)2-Butenal,3-(3-pyridinyl)-(9CI)184419-65-6
3-Buten-2-ol,2-methyl-,phenylcarbamate(9CI)3-Buten-2-ol,2-methyl-,phenylcarbamate(9CI)40143-97-3
3-Buten-2-one, 3-methyl-4-[(1-methylethyl)amino]-, (E)- (9CI)3-Buten-2-one, 3-methyl-4-[(1-methylethyl)amino]-, (E)- (9CI)89029-69-6
3-Buten-2-one, 4-hydroxy-4-methoxy-, (3E)- (9CI)3-Buten-2-one, 4-hydroxy-4-methoxy-, (3E)- (9CI)63289-97-4
Fumaryl chloride2-Butendioyldichlorid, (E)-627-63-4
4-Phenyl-1-butene4-Phenyl-1-butene768-56-9
2-butenyl 4-[4-(benzyloxy)-3-methoxyphenyl]-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate2-butenyl 4-[4-(benzyloxy)-3-methoxyphenyl]-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate330674-98-1
1-(2-butenoyl)-6-methoxy-2,2,4-trimethyl-1,2-dihydroquinoline1-(2-butenoyl)-6-methoxy-2,2,4-trimethyl-1,2-dihydroquinoline
3-Butenamide, N-(6-amino-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxo-5-pyrimidinyl)-3-Butenamide, N-(6-amino-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxo-5-pyrimidinyl)-99171-67-2
2-Butenoic acid, 3-amino-2-ethyl-, ethyl ester2-Butenoic acid, 3-amino-2-ethyl-, ethyl ester55788-92-6
3-Buten-2-one, 4-ethoxy-1,1-difluoro-3-Buten-2-one, 4-ethoxy-1,1-difluoro-375856-23-8
2-Buten-2-ol, 3-bromo-2-Buten-2-ol, 3-bromo-82687-35-2
2-Butenoic acid, 2-(1-hydrazonoethyl)-, hydrazide (9CI)2-Butenoic acid, 2-(1-hydrazonoethyl)-, hydrazide (9CI)68761-37-5
3-Butenoic acid, 2-[(ethoxycarbonyl)amino]-3-Butenoic acid, 2-[(ethoxycarbonyl)amino]-850144-92-2
3-Butenoic acid, 2-[(ethoxycarbonyl)amino]-3-methyl-3-Butenoic acid, 2-[(ethoxycarbonyl)amino]-3-methyl-850144-93-3
2-Butenoic acid, 2,4-difluoro-3-hydroxy-, ethyl ester2-Butenoic acid, 2,4-difluoro-3-hydroxy-, ethyl ester698336-27-5
3-Butenamide, N,N-diethylthio- (8CI)3-Butenamide, N,N-diethylthio- (8CI)31333-56-9
3-Butenamide, N,N-diethyl-3-methylthio- (8CI)3-Butenamide, N,N-diethyl-3-methylthio- (8CI)31333-58-1
3-Butenoic acid, 3-chloro-2-hydroxy-, ethyl ester3-Butenoic acid, 3-chloro-2-hydroxy-, ethyl ester18418-17-2
3-Buten-2-one, 1-chloro-3,4,4-trifluoro-3-Buten-2-one, 1-chloro-3,4,4-trifluoro-110784-75-3
2-Buten-1-one, 2-methyl-1-(3-methyl-2-oxiranyl)-2-Buten-1-one, 2-methyl-1-(3-methyl-2-oxiranyl)-872308-04-8
3-Buten-1-one, 1-(2-thiazolyl)-3-Buten-1-one, 1-(2-thiazolyl)-235776-84-8
2-Butenoic acid, 3-amino-4-methoxy-, ethyl ester2-Butenoic acid, 3-amino-4-methoxy-, ethyl ester79534-96-6
1-Buten-1-amine, 3-imino-2-phenyl-1-Buten-1-amine, 3-imino-2-phenyl-81187-34-0
2-Butenamide, N-(4,5-dihydro-1H-imidazol-2-yl)-3-methyl-2-Butenamide, N-(4,5-dihydro-1H-imidazol-2-yl)-3-methyl-343588-19-2
3-Buten-2-one, 3-chloro-4-(1-methylethoxy)-3-Buten-2-one, 3-chloro-4-(1-methylethoxy)-948041-67-6
3-Buten-2-one, 1-fluoro-4-phenyl-3-Buten-2-one, 1-fluoro-4-phenyl-719279-48-8
2-Butenoic acid, 4-(1H-indol-6-ylamino)-4-oxo-2-Butenoic acid, 4-(1H-indol-6-ylamino)-4-oxo-939250-30-3
2-Butenoic acid, 3-[(ethoxycarbonyl)amino]-, methyl ester2-Butenoic acid, 3-[(ethoxycarbonyl)amino]-, methyl ester152900-47-5
3-Butenenitrile, 3-bromo-2-oxo-3-Butenenitrile, 3-bromo-2-oxo-157196-76-4
3-Buten-2-one, 1-(1H-imidazol-2-yl)-3-Buten-2-one, 1-(1H-imidazol-2-yl)-910564-51-1
3-Buten-2-one, 4-amino-3-bromo-3-Buten-2-one, 4-amino-3-bromo-13839-12-8
2-Butenoic acid, 3-amino-2-(1-methylethyl)-, methyl ester2-Butenoic acid, 3-amino-2-(1-methylethyl)-, methyl ester893055-14-6
3-Buten-2-ol, 3-amino-4-phenyl-3-Buten-2-ol, 3-amino-4-phenyl-88690-87-3
3-Buten-2-one,4-(2-methyl-1H-benzimidazol-1-yl)-,(3E)-(9CI)3-Buten-2-one,4-(2-methyl-1H-benzimidazol-1-yl)-,(3E)-(9CI)218436-89-6
2-Butenoicacid,2-hydroxy-4-oxo-4-(2-thienyl)-(9CI)2-Butenoicacid,2-hydroxy-4-oxo-4-(2-thienyl)-(9CI)488111-17-7
3-Buten-2-one, 4-(3-fluoro-2-hydroxyphenyl)-3-Buten-2-one, 4-(3-fluoro-2-hydroxyphenyl)-408504-74-5
3-Buten-1-one, 1-(3-methyloxiranyl)- (9CI)3-Buten-1-one, 1-(3-methyloxiranyl)- (9CI)440632-83-7
2-Butenethioamide, N,N-diethyl-3-methyl-2-Butenethioamide, N,N-diethyl-3-methyl-31333-57-0
2-Butenylamine, N,N,2-trimethyl-1-propyl- (7CI)2-Butenylamine, N,N,2-trimethyl-1-propyl- (7CI)875835-87-3
3-Buten-2-one, 1-bromo-3-methyl-3-Buten-2-one, 1-bromo-3-methyl-73188-30-4
3-(3-butenyl)-2,4,4-trimethylcyclohex-2-en-1-one3-(3-Butenyl)-2,4,4-trimethylcyclohex-2-en-1-on67401-27-8
2-Butenoicacid,4-(3-methyl-1-piperidinyl)-4-oxo-(9CI)2-Butenoicacid,4-(3-methyl-1-piperidinyl)-4-oxo-(9CI)573995-52-5
2-Butenenitrile,3-(4-fluorophenyl)-,(Z)-(9CI)2-Butenenitrile,3-(4-fluorophenyl)-,(Z)-(9CI)144477-79-2
2-[1-(but-2-en-1-yl)-1H-indol-3-yl]acetic acid2-[1-(but-2-en-1-yl)-1H-indol-3-yl]acetic acid
Crotonic anhydride2-Butensureanhydrid623-68-7
Dioctyl maleateDioctylmaleat2915-53-9
Fumaric acidFumarsure110-17-8
Crotonic acidCrotons?ure3724-65-0
DinocapDinocap (ISO)39300-45-3
2-Butene-1,4-diolBut-2-en-1,4-diol110-64-5
3-Buten-2-one, 1-(2-methyl-1,3-dioxolan-2-yl)-3-Buten-2-one, 1-(2-methyl-1,3-dioxolan-2-yl)-127600-04-8
3-Buten-2-one, 4-(ethylamino)-1,1,1-trifluoro-3-Buten-2-one, 4-(ethylamino)-1,1,1-trifluoro-538308-78-0
2-Butenoic acid, 2-(acetylamino)-4-methoxy-, methyl ester2-Butenoic acid, 2-(acetylamino)-4-methoxy-, methyl ester925932-14-5
3-Butenenitrile3-Butennitril109-75-1
2-Butene-1,4-diol(Z)-2-Buten-1,4-diol6117-80-2
2-butenal (4-{4-nitrophenyl}-1,3-thiazol-2-yl)hydrazone2-butenal (4-{4-nitrophenyl}-1,3-thiazol-2-yl)hydrazone342784-55-8
3-Butenoic acid, 2-amino-3-(methoxymethyl)-, methyl ester3-Butenoic acid, 2-amino-3-(methoxymethyl)-, methyl ester108412-22-2
2-Butenoic acid, 4,4,4-trifluoro-3-hydroxy-2-Butenoic acid, 4,4,4-trifluoro-3-hydroxy-86302-40-1
2-Butenoic acid, 3-[(2-methyl-1-oxopropyl)amino]-, methyl ester2-Butenoic acid, 3-[(2-methyl-1-oxopropyl)amino]-, methyl ester461686-82-8
2-Butenoic acid, 2-chloro-3-hydroxy-, ethyl ester2-Butenoic acid, 2-chloro-3-hydroxy-, ethyl ester1522-38-9
3-Butenal, 3,4-dichloro-2-oxo-3-Butenal, 3,4-dichloro-2-oxo-69188-26-7
2-Butenoic acid, 4-chloro-3-hydroxy-, methyl ester, radical ion(1+), (2Z)-2-Butenoic acid, 4-chloro-3-hydroxy-, methyl ester, radical ion(1+), (2Z)-935744-78-8
2-Buten-1-one, 1-(2,4-dichlorophenyl)-2-(1H-imidazol-1-yl)-2-Buten-1-one, 1-(2,4-dichlorophenyl)-2-(1H-imidazol-1-yl)-82013-33-0
2-Butenamide, 2-cyano-4-cyclopropyl-2-Butenamide, 2-cyano-4-cyclopropyl-143420-54-6
2-Butenedinitrile, 2-amino-3-[(1-cyanoethyl)amino]-2-Butenedinitrile, 2-amino-3-[(1-cyanoethyl)amino]-339364-49-7
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