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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4-cyclohexyl-phenethyl)-phenyl-malonic acid diethyl ester 854838-52-1 C27H34O4
    (4-cyclohexyl-phenethyl)-phenyl-malonic acid diethyl ester
    —— 4,4',5,5'-tetrachlorodianthrylethane 103868-42-4 C30H18Cl4
    4,4',5,5'-tetrachlorodianthrylethane
    —— 4-hydroxy-1-(4-nitro-phenylazo)-naphthalene-2-sulfonic acid 25107-88-4 C16H11N3O6S
    4-hydroxy-1-(4-nitro-phenylazo)-naphthalene-2-sulfonic acid
    —— 4-((S)-1-cyclopropylpiperidin-3-ylmethyl)piperazine-1-carboxylic acid [4-(5-cyclohexyl-2-methoxyphenyl)-5-fluorothiazol-2-yl]amide 944043-15-6 C30H42FN5O2S
    4-((S)-1-cyclopropylpiperidin-3-ylmethyl)piperazine-1-carboxylic acid [4-(5-cyclohexyl-2-methoxyphenyl)-5-fluorothiazol-2-yl]amide
    —— 4-ethylthio-5-methyl-9-(3-oxobutyl)-2-oxatricyclo<4.4.0.0<sup>4,9</sup>>decan-3-one 107029-96-9 C16H24O3S
    4-ethylthio-5-methyl-9-(3-oxobutyl)-2-oxatricyclo<4.4.0.0<sup>4,9</sup>>decan-3-one
    —— 4-methoxy-N-methyl-N-((trimethylsilyl)methyl)aniline 1269005-90-4 C12H21NOSi
    4-methoxy-N-methyl-N-((trimethylsilyl)methyl)aniline
    —— 4-(4-fluorophenylethynyl)quinoline 1621927-88-5 C17H10FN
    4-(4-fluorophenylethynyl)quinoline
    —— 4-Methoxy-1.6-naphthyridin 5268-40-6 C9H8N2O
    4-Methoxy-1.6-naphthyridin
    —— 4-Methyl-2-hydroxy-2,3,4,6,7,8-hexahydro-pyrrolo<1.2-a>pyrimidin 15969-39-8 C8H14N2O
    4-Methyl-2-hydroxy-2,3,4,6,7,8-hexahydro-pyrrolo<1.2-a>pyrimidin
    —— 4-(3-bromophenyl)thiomorpholine 1352214-15-3 C10H12BrNS
    4-(3-bromophenyl)thiomorpholine
    —— 4-(benzenesulfonyloxy)-2-(2,2-dimethyl-5-oxo-hexahydropentalen-3a-yl)butyric acid ethyl ester 1001387-81-0 C22H30O6S
    4-(benzenesulfonyloxy)-2-(2,2-dimethyl-5-oxo-hexahydropentalen-3a-yl)butyric acid ethyl ester
    —— 4'-demethyl-4'-O-(benzyloxycarbonyl)-4β-(2-oxo-2-hydroxyethyl)-4-desoxypodophyllotoxin 148238-40-8 C31H28O11
    4'-demethyl-4'-O-(benzyloxycarbonyl)-4β-(2-oxo-2-hydroxyethyl)-4-desoxypodophyllotoxin
    —— 4-tert-butyl-N-(7-(3-(trifluoromethyl)phenyl)pyrazolo[1,5-a]pyrimidin-5-yl)benzamide 1189852-85-4 C24H21F3N4O
    4-tert-butyl-N-(7-(3-(trifluoromethyl)phenyl)pyrazolo[1,5-a]pyrimidin-5-yl)benzamide
    —— 4-amino-2-mercapto-6-(4-(trifluoromethoxy)phenyl)pyrimidine-5-carbonitrile 1589080-76-1 C12H7F3N4OS
    4-amino-2-mercapto-6-(4-(trifluoromethoxy)phenyl)pyrimidine-5-carbonitrile
    —— 4-(3-(4-methoxyphenyl)-1,4,5,6-tetrahydrocyclopenta[b]pyrrol-2-yl)-3,5-dimethylisoxazole 1402652-35-0 C19H20N2O2
    4-(3-(4-methoxyphenyl)-1,4,5,6-tetrahydrocyclopenta[b]pyrrol-2-yl)-3,5-dimethylisoxazole
    —— 4-{2-[3-(2-Chloro-phenyl)-3-methyl-ureido]-ethyl}-benzenesulfonamide 22782-19-0 C16H18ClN3O3S
    4-{2-[3-(2-Chloro-phenyl)-3-methyl-ureido]-ethyl}-benzenesulfonamide
    —— 4-(cyclohexylamino)-2-thioxo-1,2-dihydropyridine-3-carbonitrile 868062-38-8 C12H15N3S
    4-(cyclohexylamino)-2-thioxo-1,2-dihydropyridine-3-carbonitrile
    —— 4-(2-iodoethyl)-2-methoxyphenyl acetate 1220703-47-8 C11H13IO3
    4-(2-iodoethyl)-2-methoxyphenyl acetate
    —— 4-(diethoxymethyl)-2-(2-phenylethenyl)-4,5-dihydro-1,3-oxazole 155878-97-0 C16H21NO3
    4-(diethoxymethyl)-2-(2-phenylethenyl)-4,5-dihydro-1,3-oxazole
    —— (4-methylphenyl)phenylmethylene 14845-80-8 C14H12
    (4-methylphenyl)phenylmethylene
    —— {4-[(3-Isopropyl-4-triisopropylsilanyloxy-phenyl)-methoxy-methyl]-3,5-dimethyl-phenoxy}-acetic acid methyl ester 253329-23-6 C31H48O5Si
    {4-[(3-Isopropyl-4-triisopropylsilanyloxy-phenyl)-methoxy-methyl]-3,5-dimethyl-phenoxy}-acetic acid methyl ester
    —— 4-Ethyldibenzo<b,f>thiepin 107165-36-6 C16H14S
    4-Ethyldibenzo<b,f>thiepin
    —— 4-Hydroxy-6-[(Z)-hydroxyimino]-2-(4-methoxy-phenyl)-4-methyl-cyclohexane-1,3-dicarboxylic acid diethyl ester 143210-65-5 C20H27NO7
    4-Hydroxy-6-[(Z)-hydroxyimino]-2-(4-methoxy-phenyl)-4-methyl-cyclohexane-1,3-dicarboxylic acid diethyl ester
    —— 4-[(2-chlorophenoxy)methyl]-N-[1-(4-fluorobutyl)-1H-pyrazol-4-yl]pyridine-2-carboxamide 1018445-59-4 C20H20ClFN4O2
    4-[(2-chlorophenoxy)methyl]-N-[1-(4-fluorobutyl)-1H-pyrazol-4-yl]pyridine-2-carboxamide
    —— 4,4'-(oxybis(prop-2-ene-1,2-diyl))bis(chlorobenzene) 126144-25-0 C18H16Cl2O
    4,4'-(oxybis(prop-2-ene-1,2-diyl))bis(chlorobenzene)
    —— 4-hydroxy-6-<i>p</i>-toluidino-naphthalene-2-sulfonic acid 130956-23-9 C17H15NO4S
    4-hydroxy-6-<i>p</i>-toluidino-naphthalene-2-sulfonic acid
    —— 4-((4R,4aS,6S,7aR,E)-2,2-di-tert-butyl-6-vinyltetrahydro-4H-furo[3,2-d][1,3,2]dioxasilin-4-yl)-3-methylbut-3-en-2-one 1431559-66-8 C20H34O4Si
    4-((4R,4aS,6S,7aR,E)-2,2-di-tert-butyl-6-vinyltetrahydro-4H-furo[3,2-d][1,3,2]dioxasilin-4-yl)-3-methylbut-3-en-2-one
    —— (4-tert-Butyl-cyclohex-1-enyl)-thioacetic acid S-tert-butyl ester 135923-78-3 C16H28OS
    (4-tert-Butyl-cyclohex-1-enyl)-thioacetic acid S-tert-butyl ester
    —— (4R)-4-ethyl-3-[(4S,4aR,8aR)-2-(hydroxymethyl)-4-(3,4,5-trimethoxyphenyl)-4,4a,5,6,7,8-hexahydro-8aH-chromen-8a-yl]-1,3-oxazolidin-2-one 1172623-73-2 C24H33NO7
    (4R)-4-ethyl-3-[(4S,4aR,8aR)-2-(hydroxymethyl)-4-(3,4,5-trimethoxyphenyl)-4,4a,5,6,7,8-hexahydro-8aH-chromen-8a-yl]-1,3-oxazolidin-2-one
    —— 4,4'-dichloro-6,6'-bis-dimethylaminomethyl-2,2'-methanediyl-di-phenol; dihydrochloride 108983-77-3 C19H24Cl2N2O2*2ClH
    4,4'-dichloro-6,6'-bis-dimethylaminomethyl-2,2'-methanediyl-di-phenol; dihydrochloride
    —— 4-oxo-4-(1,4,5,6-tetrahydro-pyridin-3-yl)-butyric acid ethyl ester 7032-09-9 C11H17NO3
    4-oxo-4-(1,4,5,6-tetrahydro-pyridin-3-yl)-butyric acid ethyl ester
    —— 4,8-Dibromo-bicyclo[3.3.2]deca-2,6,9-triene 10364-08-6 C10H10Br2
    4,8-Dibromo-bicyclo[3.3.2]deca-2,6,9-triene
    —— (4-methyl-2-oxo-1,2-dihydro-pyridin-3-yl)-acetic acid methyl ester 862205-39-8 C9H11NO3
    (4-methyl-2-oxo-1,2-dihydro-pyridin-3-yl)-acetic acid methyl ester
    —— 4-{2-[3-(3-Methoxy-phenyl)-3-methyl-ureido]-ethyl}-benzenesulfonamide 22781-54-0 C17H21N3O4S
    4-{2-[3-(3-Methoxy-phenyl)-3-methyl-ureido]-ethyl}-benzenesulfonamide
    —— (4R,5S)-4-Methyl-5-phenyl-3-((Z)-4,4,4-trifluoro-3-hydroxy-but-2-enoyl)-oxazolidin-2-one 96021-73-7 C14H12F3NO4
    (4R,5S)-4-Methyl-5-phenyl-3-((Z)-4,4,4-trifluoro-3-hydroxy-but-2-enoyl)-oxazolidin-2-one
    —— 4-artesanilide 1352310-72-5 C25H35NO5S
    4-artesanilide
    —— 4-[(1R,3aR,7aR)-1-((R)-1,5-dimethylhexyl)-7a-methyl-2,3,3a,6,7,7a-hexahydro-1H-inden-4-yl]but-3-yne-1-thiol 1357309-29-5 C22H36S
    4-[(1R,3aR,7aR)-1-((R)-1,5-dimethylhexyl)-7a-methyl-2,3,3a,6,7,7a-hexahydro-1H-inden-4-yl]but-3-yne-1-thiol
    —— (4R,12bS)-9-fluoro-4-vinyl-1,2,3,4,6,7,12,12b-octahydroindolo[2,3-a]quinolizine 1584633-17-9 C17H19FN2
    (4R,12bS)-9-fluoro-4-vinyl-1,2,3,4,6,7,12,12b-octahydroindolo[2,3-a]quinolizine
    —— 4-methyl-1-phenyl-3-trimethylsilyloxy-1-pentanone 84896-30-0 C15H24O2Si
    4-methyl-1-phenyl-3-trimethylsilyloxy-1-pentanone
    —— 4-fluoro-2-methyl-N-(quinolin-8-yl)benzamide 1428858-67-6 C17H13FN2O
    4-fluoro-2-methyl-N-(quinolin-8-yl)benzamide
    —— 4-Fluoro-3-(4-fluoro-phenyl)-2-isobutyryl-5-oxo-5-phenyl-pentanoic acid ethyl ester 137586-50-6 C23H24F2O4
    4-Fluoro-3-(4-fluoro-phenyl)-2-isobutyryl-5-oxo-5-phenyl-pentanoic acid ethyl ester
    —— 4,4'-bis(2,2,2-trichloroethyl)-1,1'-biphenyl 42094-63-3 C16H12Cl6
    4,4'-bis(2,2,2-trichloroethyl)-1,1'-biphenyl
    —— 4-Benzoyl-4-formyl-1,2-diphenyltriafulven 15104-24-2 C24H16O2
    4-Benzoyl-4-formyl-1,2-diphenyltriafulven
    —— (4-chlorophenyl)-[2-(3-dimethylaminopropane-1-sulfonyl)-3-methyl-3H-imidazol-4-yl]methanone 465618-19-3 C16H20ClN3O3S
    (4-chlorophenyl)-[2-(3-dimethylaminopropane-1-sulfonyl)-3-methyl-3H-imidazol-4-yl]methanone
    —— 4,4-Dimethyl-2-<1-(2-hydroxyaethyl)hexyl>-2-oxazolin 51849-61-7 C13H25NO2
    4,4-Dimethyl-2-<1-(2-hydroxyaethyl)hexyl>-2-oxazolin
    —— 4-(3,5-dichlorophenylmethanesulfonylamino)pyridine-2-carboxylic acid hydroxyamide hydrochloride 1431468-88-0 C13H11Cl2N3O4S*ClH
    4-(3,5-dichlorophenylmethanesulfonylamino)pyridine-2-carboxylic acid hydroxyamide hydrochloride
    —— 4-cyclohexylbenzyl(triphenyl)phosphonium bromide 1367608-58-9 Br*C31H32P
    4-cyclohexylbenzyl(triphenyl)phosphonium bromide
    —— 4,4-diethyl-2,5,6-trimethyl-4-germa-1,3-dioxane 86569-29-1 C10H22GeO2
    4,4-diethyl-2,5,6-trimethyl-4-germa-1,3-dioxane
    —— 4-(1-phenylethylthio)benzoic acid 1371640-71-9 C15H14O2S
    4-(1-phenylethylthio)benzoic acid
    —— 4-(3-carbamoylmethyl-2-oxo-2,3-dihydro-benzimidazol-1-yl)-piperidine-1-carboxylic acid tert-butyl ester 928632-87-5 C19H26N4O4
    4-(3-carbamoylmethyl-2-oxo-2,3-dihydro-benzimidazol-1-yl)-piperidine-1-carboxylic acid tert-butyl ester