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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-bromo-5-<2H>-1-isopropyl-2,2-dimethyl-1H-pyrrol-3(2H)-one 121725-13-1 C9H14BrNO
    4-bromo-5-<2H>-1-isopropyl-2,2-dimethyl-1H-pyrrol-3(2H)-one
    —— 4-Hydroxy-4-phenyl-2-phenylhydrazono-buttersaeure 92966-87-5 C16H16N2O3
    4-Hydroxy-4-phenyl-2-phenylhydrazono-buttersaeure
    —— 4,8-anhydro-5,6,7,9-tetra-O-benzyl-1,3-dideoxy-D-glycero-D-gulo-non-2-ulose 120520-81-2 C37H40O6
    4,8-anhydro-5,6,7,9-tetra-O-benzyl-1,3-dideoxy-D-glycero-D-gulo-non-2-ulose
    —— 4,7-Bis(benzenesulfinyl)-1-phenylheptan-3-one 115878-67-6 C25H26O3S2
    4,7-Bis(benzenesulfinyl)-1-phenylheptan-3-one
    —— 4-Phenoxy-1-phenyl-but-1-en-3-on 55629-88-4 C16H14O2
    4-Phenoxy-1-phenyl-but-1-en-3-on
    —— 4-(4-Brom-phenyl)-2-(4,5-dimethoxy-2-acetyl-phenylimino)-Δ<sup>4</sup>-thiazolin 25661-09-0 C19H17BrN2O3S
    4-(4-Brom-phenyl)-2-(4,5-dimethoxy-2-acetyl-phenylimino)-Δ<sup>4</sup>-thiazolin
    —— 4-(aminooxymethyl)benzoic acid hydrochloride 20228-85-7 C8H9NO3*ClH
    4-(aminooxymethyl)benzoic acid hydrochloride
    —— 4-(2,2-Dibromo-cyclopropyl)-butan-1-ol 81036-66-0 C7H12Br2O
    4-(2,2-Dibromo-cyclopropyl)-butan-1-ol
    —— 4-(2'-Bromocyclohexyl)-3-phenylbutadiene 119612-37-2 C16H19Br
    4-(2'-Bromocyclohexyl)-3-phenylbutadiene
    —— 4-methoxy-N-(2-(4-methoxyphenyl)-2-oxoethyl)benzenesulfonamide 935860-38-1 C16H17NO5S
    4-methoxy-N-(2-(4-methoxyphenyl)-2-oxoethyl)benzenesulfonamide
    —— 4-((1-oxoisoindolin-2-yl)methyl)benzaldehyde 1616597-50-2 C16H13NO2
    4-((1-oxoisoindolin-2-yl)methyl)benzaldehyde
    —— 4-(Cyclopentyl-hydroxy-methyl)-2-methoxy-phenol 19646-30-1 C13H18O3
    4-(Cyclopentyl-hydroxy-methyl)-2-methoxy-phenol
    —— 4-hydroxy-2-[2-(2-hydroxyethoxy)pyridin-3-yl]-1-[4-(5-methyl-1,2,4-oxadiazol-3-yl)phenyl]-3-(2-methylpropanoyl)-2H-pyrrol-5-one 1219487-40-7 C24H24N4O6
    4-hydroxy-2-[2-(2-hydroxyethoxy)pyridin-3-yl]-1-[4-(5-methyl-1,2,4-oxadiazol-3-yl)phenyl]-3-(2-methylpropanoyl)-2H-pyrrol-5-one
    —— 4-hydroxy-2-[2-(methoxymethyl)phenyl]-3-(2-methylpropanoyl)-1-(4-phenylphenyl)-2H-pyrrol-5-one 1219488-51-3 C28H27NO4
    4-hydroxy-2-[2-(methoxymethyl)phenyl]-3-(2-methylpropanoyl)-1-(4-phenylphenyl)-2H-pyrrol-5-one
    —— 4-hydroxy-1-[3-(hydroxymethyl)-4-thiophen-3-ylphenyl]-2-(2-methoxyphenyl)-3-(2-methylpropanoyl)-2H-pyrrol-5-one 1219488-11-5 C26H25NO5S
    4-hydroxy-1-[3-(hydroxymethyl)-4-thiophen-3-ylphenyl]-2-(2-methoxyphenyl)-3-(2-methylpropanoyl)-2H-pyrrol-5-one
    —— 4-{4-[3,5-bis(methyloxy)phenyl]-2-methyl-1,3-oxazol-5-yl}-N-[3-fluoro-4-(4-methyl-1-piperazinyl)phenyl]-2-pyrimidinamine 1126432-30-1 C27H29FN6O3
    4-{4-[3,5-bis(methyloxy)phenyl]-2-methyl-1,3-oxazol-5-yl}-N-[3-fluoro-4-(4-methyl-1-piperazinyl)phenyl]-2-pyrimidinamine
    —— 4,5,6,7-tetrahydro-2,2-dimethyl-5(trimethylsilyl)-1,3-benzodioxole 81439-48-7 C12H24O2Si
    4,5,6,7-tetrahydro-2,2-dimethyl-5(trimethylsilyl)-1,3-benzodioxole
    —— 4-(4-amino-phenyl)-4-ethyl-5-methyl-2,4-dihydro-pyrazol-3-one 18182-55-3 C12H15N3O
    4-(4-amino-phenyl)-4-ethyl-5-methyl-2,4-dihydro-pyrazol-3-one
    —— 4-methoxyphenyl difluoromethanesulfonate 1286740-24-6 C8H8F2O4S
    4-methoxyphenyl difluoromethanesulfonate
    —— (4E)-2-(methyl(2-(prop-1-en-1-yl)phenyl)amino)-5-phenylpenta-2,4-dienenitrile 117873-19-5 C21H20N2
    (4E)-2-(methyl(2-(prop-1-en-1-yl)phenyl)amino)-5-phenylpenta-2,4-dienenitrile
    —— 4-[3-(2-bromo-4-nitro-imidazol-1-yl)-2-hydroxy-2-methyl-propyl]-piperazine-1-carboxylic acid tert-butyl ester 1001315-47-4 C16H26BrN5O5
    4-[3-(2-bromo-4-nitro-imidazol-1-yl)-2-hydroxy-2-methyl-propyl]-piperazine-1-carboxylic acid tert-butyl ester
    —— 4-(5-bromo-4-fluoro-2,3-dihydrobenzofuran-2-yl)piperidine 1619243-86-5 C13H15BrFNO
    4-(5-bromo-4-fluoro-2,3-dihydrobenzofuran-2-yl)piperidine
    —— 4-bromo-N-(3-ethyl-5-(methylcarbamoyl)-1H-pyrazol-4-yl)-1,3-dimethyl-1H-pyrazole-5-carboxamide 1381841-89-9 C13H17BrN6O2
    4-bromo-N-(3-ethyl-5-(methylcarbamoyl)-1H-pyrazol-4-yl)-1,3-dimethyl-1H-pyrazole-5-carboxamide
    —— (4E,8E,12E,16E)-N-methyl-4,8,13,17,21-pentamethyl-4,8,12,16,20-docosapentaenamide 123453-67-8 C28H47NO
    (4E,8E,12E,16E)-N-methyl-4,8,13,17,21-pentamethyl-4,8,12,16,20-docosapentaenamide
    —— 4-(Methoxymethylamino)benzonitrile 129367-49-3 C9H10N2O
    4-(Methoxymethylamino)benzonitrile
    —— 4-Methoxymethylselanyl-1,2-dimethyl-benzene 76474-02-7 C10H14OSe
    4-Methoxymethylselanyl-1,2-dimethyl-benzene
    —— 4-(trifluoromethyl)-1-(3-oxocyclohex-1-enyl)pyridin-2(1H)-one 1569695-83-5 C12H10F3NO2
    4-(trifluoromethyl)-1-(3-oxocyclohex-1-enyl)pyridin-2(1H)-one
    —— 4-(hydroxy-(5-isopropenyl-2-methyl-1-en-cyclopentyl)methyl)-3-methylenedihydrofuran-2(3H)-one 1376595-08-2 C15H20O3
    4-(hydroxy-(5-isopropenyl-2-methyl-1-en-cyclopentyl)methyl)-3-methylenedihydrofuran-2(3H)-one
    —— 4-methyl-N'-(2,2,2-trifluoro-1-(4-fluorophenyl)ethylidene)benzenesulfonohydrazide 1601476-96-3 C15H12F4N2O2S
    4-methyl-N'-(2,2,2-trifluoro-1-(4-fluorophenyl)ethylidene)benzenesulfonohydrazide
    —— 4-(2-cyano-5,7,7,10,10-pentamethyl-7,8,9,10-tetrahydro-5H-5,13-diazabenzo[4,5]cyclohepta[1,2-b]naphthalen-12-yl)-2-fluorobenzoic acid 777074-47-2 C30H28FN3O2
    4-(2-cyano-5,7,7,10,10-pentamethyl-7,8,9,10-tetrahydro-5H-5,13-diazabenzo[4,5]cyclohepta[1,2-b]naphthalen-12-yl)-2-fluorobenzoic acid
    —— 4-benzylidene-1-butyl-2-[morpholino(p-tolyl)methyl]-1H-imidazol-5(4H)-one 1620825-89-9 C26H31N3O2
    4-benzylidene-1-butyl-2-[morpholino(p-tolyl)methyl]-1H-imidazol-5(4H)-one
    —— 4-chloro-3-formyl-N-methylbenzamide 1289148-48-6 C9H8ClNO2
    4-chloro-3-formyl-N-methylbenzamide
    —— 4'-(methylthio)-N-[5-(2-morpholin-4-yl-2-oxoethyl)-1,3,4-thiadiazol-2-yl]-1,1'-biphenyl-4-sulfonamide 531550-73-9 C21H22N4O4S3
    4'-(methylthio)-N-[5-(2-morpholin-4-yl-2-oxoethyl)-1,3,4-thiadiazol-2-yl]-1,1'-biphenyl-4-sulfonamide
    —— 4-{1-[4-chloro-2-(4-methoxy-benzoyl)-phenyl]-5-chloromethyl-1<i>H</i>-[1,2,4]triazole-3-carbonyl}-morpholine 53900-55-3 C22H20Cl2N4O4
    4-{1-[4-chloro-2-(4-methoxy-benzoyl)-phenyl]-5-chloromethyl-1<i>H</i>-[1,2,4]triazole-3-carbonyl}-morpholine
    —— 4-[1-(2-Morpholin-4-ylethyl)-2-oxopyridin-3-yl]benzoic acid 936636-18-9 C18H20N2O4
    4-[1-(2-Morpholin-4-ylethyl)-2-oxopyridin-3-yl]benzoic acid
    —— (4-fluoro-phenyl)-[2-methoxymethyl-7-(3-trifluoromethyl-pyridin-2-yl)-[1,8]naphthyridin-4-yl]-amine 714222-37-4 C22H16F4N4O
    (4-fluoro-phenyl)-[2-methoxymethyl-7-(3-trifluoromethyl-pyridin-2-yl)-[1,8]naphthyridin-4-yl]-amine
    —— 4-[1-[2-(4-Methoxypiperidin-1-yl)ethyl]-2-oxopyridin-3-yl]benzoic acid 936636-24-7 C20H24N2O4
    4-[1-[2-(4-Methoxypiperidin-1-yl)ethyl]-2-oxopyridin-3-yl]benzoic acid
    —— 4-Benzyloxy-3,5-dichloro-2-methoxy-6-methyl-benzoic acid (2R,3R,4R,6S)-6-[(2R,3R,4S,5R)-5-acetoxy-4-benzyloxy-2-methyl-6-(2,2,2-trichloro-acetimidoyloxy)-tetrahydro-pyran-3-yloxy]-2-methyl-4-triisopropylsilanyloxy-tetrahydro-pyran-3-yl ester 256327-68-1 C48H62Cl5NO12Si
    4-Benzyloxy-3,5-dichloro-2-methoxy-6-methyl-benzoic acid (2R,3R,4R,6S)-6-[(2R,3R,4S,5R)-5-acetoxy-4-benzyloxy-2-methyl-6-(2,2,2-trichloro-acetimidoyloxy)-tetrahydro-pyran-3-yloxy]-2-methyl-4-triisopropylsilanyloxy-tetrahydro-pyran-3-yl ester
    —— (4S,5S)-4,5-bis(hydroxymethyl)cyclohexene 15679-27-3 C8H14O2
    (4S,5S)-4,5-bis(hydroxymethyl)cyclohexene
    —— 4-bromo-N-(2-piperidin-1-ylethyl)-1H-indazole-6-carboxamide 1285532-19-5 C15H19BrN4O
    4-bromo-N-(2-piperidin-1-ylethyl)-1H-indazole-6-carboxamide
    —— 4-(2,2,2-trifluoroethoxy)-N,N-diethylbenzamide 96326-11-3 C13H16F3NO2
    4-(2,2,2-trifluoroethoxy)-N,N-diethylbenzamide
    —— ((4<i>RS</i>,5'<i>SR</i>)-3,3'-diphenyl-(4<i>r</i><i>H</i>)-4,5,4',5'-tetrahydro-[4,5']biisoxazolyl-5<i>c</i>-yl)-diethyl-amine 31654-95-2 C22H25N3O2
    ((4<i>RS</i>,5'<i>SR</i>)-3,3'-diphenyl-(4<i>r</i><i>H</i>)-4,5,4',5'-tetrahydro-[4,5']biisoxazolyl-5<i>c</i>-yl)-diethyl-amine
    —— 4,7,12,13-tetramethyl-1,3,4,5,6,7,8,10-octahydrobenzo[b][1,4,7,10]tetraazacyclododecine-2,9-dione 1234563-44-0 C16H24N4O2
    4,7,12,13-tetramethyl-1,3,4,5,6,7,8,10-octahydrobenzo[b][1,4,7,10]tetraazacyclododecine-2,9-dione
    —— 4-isobutyroyl-7-chloro-1-methyl-3,4-dihydro-1H-1,4-benzodiazepine-2,5-dione 72952-50-2 C14H15ClN2O3
    4-isobutyroyl-7-chloro-1-methyl-3,4-dihydro-1H-1,4-benzodiazepine-2,5-dione
    —— 4-acetyl-3-(4-methoxy-phenyl)-2H-isoxazol-5-one 50401-35-9 C12H11NO4
    4-acetyl-3-(4-methoxy-phenyl)-2H-isoxazol-5-one
    —— 4-ethyl-1-tert-butyldimethylsilylazetidin-2-one 80271-77-8 C11H23NOSi
    4-ethyl-1-tert-butyldimethylsilylazetidin-2-one
    —— (4R,4aS,8aR)-8a-hydroxy-4-(4-nitrophenyl)-2-phenyl-4,4a,5,6,7,8-hexahydrochromene-3-carbonitrile 1378998-47-0 C22H20N2O4
    (4R,4aS,8aR)-8a-hydroxy-4-(4-nitrophenyl)-2-phenyl-4,4a,5,6,7,8-hexahydrochromene-3-carbonitrile
    —— 4,5,9,10-Tetrachlor-2,7,11,12-tetrathia-1,3,6,8-tetraazatricyclo-<3<sup>1,5</sup>,3<sup>6,10</sup>,1<sup>1,5</sup>,1<sup>6,10</sup>>dodeca-3,8-dien 16834-24-5 C4Cl4N4S4
    4,5,9,10-Tetrachlor-2,7,11,12-tetrathia-1,3,6,8-tetraazatricyclo-<3<sup>1,5</sup>,3<sup>6,10</sup>,1<sup>1,5</sup>,1<sup>6,10</sup>>dodeca-3,8-dien
    —— (4R,5S)-3-((2R,3S)-2-Chloro-3-hydroxy-4-methyl-pentanoyl)-4-methyl-5-phenyl-oxazolidin-2-one 113122-45-5 C16H20ClNO4
    (4R,5S)-3-((2R,3S)-2-Chloro-3-hydroxy-4-methyl-pentanoyl)-4-methyl-5-phenyl-oxazolidin-2-one
    —— 4'-Trifluoromethyl-biphenyl-2-carboxylic acid {4-[4-(3-carbamoyl-benzyl)-piperazin-1-yl]-phenyl}-amide 273726-64-0 C32H29F3N4O2
    4'-Trifluoromethyl-biphenyl-2-carboxylic acid {4-[4-(3-carbamoyl-benzyl)-piperazin-1-yl]-phenyl}-amide