StructureChemical NameCASMF
3-Buten-1-ol,4,4-difluoro-3-methyl-,methanesulfonate(9CI) 509101-22-8 C6H10F2O3S
2-Butene-2,3-diamine,N,N,N,N-tetramethyl-,(2Z)-(9CI) 344902-23-4 C8H18N2
2-Butenoicacid,4-[(2,6-dimethyl-4-pyrimidinyl)amino]-4-oxo-(9CI) 797781-10-3 C10H11N3O3
2-(but-3-en-1-yloxy)acetic acid 95123-53-8 C6H10O3
4-(but-3-en-1-yloxy)-N-(2-cyanophenyl)butanamide C15H18N2O2
4-(but-2-en-1-ylsulfanyl)benzoic acid C11H12O2S
[3-(but-2-en-1-yloxy)-4-methoxyphenyl]methanol C12H16O3
1-[2-(but-3-en-1-yloxy)-6-fluorophenyl]ethan-1-one C12H13FO2
but-2-enedioic acid, 1-(2-methoxyphenyl)-7,8-dioxa-3-azabicyclo[3.2.1] octane 84509-05-7 C16H19NO7
3-Buten-2-ol, 2-methyl-4-phenyl-, (3E)- 57132-28-2 C11H14O
2-Butenal,1H-benzimidazol-2-ylhydrazone(9CI) 454201-74-2 C11H12N4
2-Butenedioic acid(E)-,polymer with 1,3-isobenzofurandione and 2,2'-oxybis(ethanol) 29987-69-7 C16H18O10
2-Butenedioic acid (E)-, polymer with 1,2-ethanediol, 4,5,6,7,8,8-hexachloro-3a, 4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1,3-dione and 2,2'-oxybis[ethanol] 61230-83-9 C19H22Cl6O12
2-Butenoicacid,2-methyl-,1-methyl-4-piperidinylester,(2E)-(9CI) 738545-39-6 C11H19NO2
2-Butenenitrile,3-(1-pyrrolidinyl)-(9CI) 189879-24-1 C8H12N2
2-Butenoicacid,2-methyl-3-(4-methylphenyl)-,(E)-(9CI) 61712-17-2 C12H14O2
1-Buten-1-amine,3-methyl-N,N-di-2-propenyl-(9CI) 663154-27-6 C11H19N
2-Butenedioic acid (2Z)-, bis(1,1-dimethylhexyl) ester, polymer with e thenyl acetate and ethyl hydrogen (2Z)-2-butenedioate 67893-27-0 C30H50O10
2-Butenedioic acid(Z)-, monobutylester, polymer with diethenylbenzene and ethenylbenzene 52292-42-9
2-Butenedioic acid (Z)-, diisooctyl ester, polymer with N-ethenyl-N-methylacetamide 82199-02-8 (C20H36O4.C5H9NO)x
2-Butenoic acid, polymer with ethenyl acetate and sodium ethenesulfonate 123774-71-0 C10H15NaO7S
2-Butenedioic acid (E)-, polymer with 1,2-ethanediol, 1,3-isobenzofurandione and 4,4'-(1-methylethylidene)bis[cyclohexanol] 63502-63-6 C29H42O11
2-Butenedioic acid (Z)-, bis(2-ethylhexyl) ester, polymer with N-ethenyl-N-methylacetamide N-Vinyl-N-methylacetamide, di-2-ethylhexyl maleate polymer 39936-45-3 C25H45NO5
2-Butenedioic acid (Z)-, ammonium salt, polymer with 2,4,4-trimethyl-1-pentene 65379-31-9 C12H23NO4
1-(but-2-en-1-yl)-5-fluoro-2,3-dihydro-1H-indole-2,3-dione C12H10FNO2
[4-(but-3-en-1-yloxy)-3-fluorophenyl]methanol C11H13FO2
[4-(but-3-en-1-yloxy)-3-nitrophenyl]methanol C11H13NO4
2-Butenedioic acid (E)-, polymer with 2,2-bis[(2-propenyloxy)methyl]-1-butanol, 1,2-ethanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,2'-oxybis[ethanol] and 3a,4,7,7a-tetrahydro-1,3-isobenzofurandione 139682-53-4 C36H64O18
3-Buten-2-one,4-(4-ethoxyphenyl)-,oxime(9CI) 398132-88-2 C12H15NO2
3-BUTEN-2-OL,3-METHYL-4-(2,6,6-TRIMETHYL-2)CYCLOHEXEN-1-Y. C14H24O
Butenolide A
2-Butenedioic acid (Z)-, monoethyl ester, polymer with ethenyl acetate 26795-96-0 C10H14O6
2-Butenedioic acid (Z)-, dibutyl ester, polymer with butyl 2-propenoate, ethenylbenzene, ethyl 2-propenoate, 2-propenoic acid and 4,5,6,7-tetrachloro-1,3-isobenzofurandione 125302-13-8 C43H52Cl4O13
2-Butenoicacid,4-(1-piperidinyl)-,(2E)-(9CI) 768341-84-0 C9H15NO2
2-BUTEN-2-ONE,3-METHYL- C5H9O
5-(3-buten-1-ynyl)-2,2'-bithiophene 1134-61-8 C12H8S2
2-Butenedioic acid (Z)-, polymer with 2-propenoic acid, potassium salt 66509-45-3 C7H8O6
2-Butenoicacid,4-(dimethylamino)-,(E)-(9CI) 149586-32-3 C6H11NO2
3-Buten-2-one, 4-ethoxy-1,1-difluoro-, (3E)- 285135-89-9 C6H8F2O2
7-(2-butenyl)-8-[(4-chlorobenzyl)sulfanyl]-3-methyl-3,7-dihydro-1H-purine-2,6-dione C17H17ClN4O2S
2-Butenoic acid, 2-cyano-4,4-difluoro-3-hydroxy-, methyl ester 739358-81-7 C6H5F2NO3
2-Buten-2-ol, 1,1,3,4,4-pentafluoro- 85592-87-6 C4H3F5O
2-(but-3-en-1-yloxy)-5-nitrobenzaldehyde C11H11NO4
2-(but-3-en-1-yloxy)-N-(3-cyanophenyl)propanamide C14H16N2O2
2-Butenoic acid, 2-(2-amino-2-oxoethyl)-3-methyl- 62796-33-2 C7H11NO3
3-Buten-2-one, 1,1,1-trifluoro-4-(methylamino)- 301330-75-6 C5H6F3NO
3-Butenoic acid, 2-[[methyl[5-(methylthio)-2-furanyl]amino]carbonyl]-, methyl ester 438045-45-5 C12H15NO4S
2-Butenoic acid, 2-cyano-3-hydrazino-, hydrazide (9CI) 131455-45-3 C5H9N5O
2-Butenedinitrile, 2-amino-3-[(1-cyanoethylidene)amino]- 339364-50-0 C7H5N5
3-Buten-2-one, 4-amino-1,1,1-trifluoro-4-(methylamino)- 128648-80-6 C5H7F3N2O
2-Butenal, 4-(2-methyl-1,3-dioxolan-2-yl)- 90788-54-8 C8H12O3
1-Buten-1-ol, 1-methoxy-3-methyl-, radical ion(1+) (9CI) 94991-61-4 C6H12O2
2-Butenamide, 2-cyano-3-cyclopropyl- 17407-32-8 C8H10N2O
3-Buten-2-one, 3,4-dichloro-1-diazo- 88982-89-2 C4H2Cl2N2O
4-(but-2-en-1-yloxy)-3,5-dimethylbenzaldehyde C13H16O2
4-[(but-3-en-1-yloxy)methyl]benzoic acid C12H14O3
4-(but-3-en-1-yloxy)-N-(4-cyanophenyl)butanamide C15H18N2O2
5-(but-2-en-1-yloxy)-1-phenyl-1H-pyrazole-4-carboxylic acid C14H14N2O3
5-(but-3-en-1-yloxy)pentanoic acid 1039945-25-9 C9H16O3
but-3-en-1-ol C4H8O
5-(but-3-en-1-yloxy)-1,3-dimethyl-1H-pyrazole-4-carbaldehyde C10H14N2O2
5-(but-2-en-1-ylsulfanyl)-1,3,4-thiadiazol-2-amine C6H9N3S2
5-(but-3-en-1-yloxy)-2-nitrobenzoic acid C11H11NO5
1-Butenidizobutylobic ester 22617-97-6 C8H16O
3-(1-butenyl)-2,2-dimethylcyclo-propanoic acid methyl ether 52314-69-9 C11H18O2
2-Butenoicacid,3-amino-2-nitro-,methylester,(E)-(9CI) 120697-14-5 C5H8N2O4
3-Buten-2-one,4-(4-ethoxy-3-hydroxyphenyl)-(9CI) 774517-05-4 C12H14O3
3-Buten-2-one,1-(1-methyl-2-cyclopenten-1-yl)-(9CI) 750601-62-8 C10H14O
2-(BUT-3-ENYL)OXIRANE C6H10O
2-Butenamide,N-cyclopentyl-(9CI) 213387-78-1 C9H15NO
2-Butenenitrile,4-(2-methoxyphenyl)-3-methyl-(9CI) 479257-52-8 C12H13NO
3-Buten-2-ol,4-[1-(methylthio)cyclohexyl]-(9CI) 711028-55-6 C11H20OS
3-Buten-2-one, 4-(ethylamino)-, (E)- (8CI,9CI) 21477-76-9 C6H11NO
2-Butenoic acid, 4-(4-(dimethylamino)phenyl)-4-oxo-, (E)- 86867-14-3 C12H13NO3
2-Butenedioic acid (2Z)-, dibutyl ester, polymer with butyl hydrogen (2Z)-2-butenedioate and chloroethene 68797-32-0 C22H35ClO8
Butene, homopolymer, phosphosulfurized, barium salt 68584-35-0
Butene, polymer with ethene 9019-29-8 C6H12
3-(but-3-en-1-yloxy)-N-(4-cyanophenyl)propanamide C14H16N2O2
2-(but-3-en-1-yloxy)-2-phenylacetic acid C12H14O3
2-Butenedioic acid (2Z)-, dibutyl ester, polymer with ethenyl acetate 25035-90-9 C16H26O6
2-Butenedioic acid (2Z)-, polymer with ethenylbenzene 25300-64-5 C12H12O4
3-[4-(but-2-en-1-yloxy)-3-methoxyphenyl]prop-2-enoic acid C14H16O4
7-(2-butenyl)-3-methyl-8-(1-piperidinyl)-3,7-dihydro-1H-purine-2,6-dione C15H21N5O2
8-(2-butenylsulfanyl)-7-[2-hydroxy-3-(1-naphthyloxy)propyl]-3-methyl-3,7-dihydro-1H-purine-2,6-dione C23H24N4O4S
4-[5-(3-butenyl)-1,3-dioxan-2-yl]benzonitrile 337470-96-9 C15H17NO2
2-butenyl 4-(3-ethoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate 330674-30-1 C18H22N2O4
2-butenyl 6-methyl-2-oxo-4-(3,4,5-trimethoxyphenyl)-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate 312719-24-7 C19H24N2O6
2-Butene oxide 3266-23-7 C4H8O
7-(2-butenyl)-8-(isopropylsulfanyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione 306733-04-0 C13H18N4O2S
3-(3-butenyl)-3-methyl-1-phenyl-1,3-dihydro-2H-indol-2-one C19H19NO
3-Butenylidene, 1-chloro-2-oxo-4-phenyl-, (3E)- (9CI) 350026-33-4 C10H7ClO
3-Buten-2-one, 3-bromo-4-hydroxy- 82982-63-6 C4H5BrO2
3-BUTEN-2-ONE, 3-(5-CHLORO-2-(2-(DIETHYLAMINO)ETHOXY)PHENOXY)-4-PHENYL -, CITRATE 106064-11-3 C28H34ClNO10
2-Butenedioic acid (2Z)-, homopolymer, sodium salt 30915-61-8 C4H4O4
2-Butene,1-o-cumenyl-(7CI) 96653-03-1 C13H18
2-Butenoic acid, 4-oxo-4-(3,4,5-trimethoxyphenyl)-, (E)-, compd. with piperidine (1:1) 84386-16-3 C18H25NO6
3-Buten-2-one, 3-(1H-1,2,4-triazol-1-yl)- (9CI) 104940-87-6 C6H7N3O
2-Buten-2-ol,3-[(4-methylphenyl)sulfinyl]-(9CI) 792159-12-7 C11H14O2S
Butene, homopolymer, chlorinated 68584-33-8
2-Butenedioic acid (E)-, polymer with α-hydro-ω-hydroxypoly[ oxy(methyl-1,2-ethanediyl)] and 1,1'-[(1-methylethylidene) bis(4,1-phenyleneoxy)]bis[2-propanol] 67669-72-1 (C21H28O4.C4H4O4.(C3H6O)nH2O)x
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