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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4-Dimethyl-14alpha-formyl-5alpha-cholesta-8,24-dien-3beta-ol 79294-83-0 C30H48O2
    4,4-Dimethyl-14alpha-formyl-5alpha-cholesta-8,24-dien-3beta-ol
    —— 4,5,7a,8-tetrahydro-1,2-dimethoxyphenanthro<10,1-bc>azepin-6(7H)-one 106281-12-3 C19H19NO3
    4,5,7a,8-tetrahydro-1,2-dimethoxyphenanthro<10,1-bc>azepin-6(7H)-one
    —— (4-{4-(ethyloxy)-1,3-dioxo-9-[(phenylmethyl)oxy]-1,3-dihydro-2H-benzo[f]isoindol-2-yl}phenyl)acetic acid 1028542-51-9 C29H23NO6
    (4-{4-(ethyloxy)-1,3-dioxo-9-[(phenylmethyl)oxy]-1,3-dihydro-2H-benzo[f]isoindol-2-yl}phenyl)acetic acid
    —— 4-({4-[3-(1,3-benzoxazol-2-ylthio)propoxy]phenyl]sulfonyl)-N-hydroxy-1-(2-methoxyethyl)piperidine-4-carboxamide hydrochloride 476189-36-3 C25H31N3O7S2*ClH
    4-({4-[3-(1,3-benzoxazol-2-ylthio)propoxy]phenyl]sulfonyl)-N-hydroxy-1-(2-methoxyethyl)piperidine-4-carboxamide hydrochloride
    —— 4-N-(6-chloro-2-fluoroacridin-9-yl)-1-N,1-N-diethylpentane-1,4-diamine;hydrochloride 440-22-2 C22H28Cl2FN3
    4-N-(6-chloro-2-fluoroacridin-9-yl)-1-N,1-N-diethylpentane-1,4-diamine;hydrochloride
    —— 4,4,8,8-Tetramethyl-4,5,7,8-tetrahydro-6-thia-cycloheptimidazol 21153-42-4 C12H20N2S
    4,4,8,8-Tetramethyl-4,5,7,8-tetrahydro-6-thia-cycloheptimidazol
    —— 4-Ethoxy-2-[methyl(tetradecyl)amino]-5-nitrobenzoic acid 62148-90-7 C24H40N2O5
    4-Ethoxy-2-[methyl(tetradecyl)amino]-5-nitrobenzoic acid
    —— 4,4'-(2-Butyloctane-1,1-diyl)diphenol 89202-48-2 C24H34O2
    4,4'-(2-Butyloctane-1,1-diyl)diphenol
    —— 4-methyl-5-(pyridin-2-ylsulfonyl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinoline 1190853-83-8 C16H14N4O2S
    4-methyl-5-(pyridin-2-ylsulfonyl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinoline
    —— [(4-(4-methyl-phenyl)pyridine-2-carbonyl)-amino]-acetic acid 1000025-53-5 C15H14N2O3
    [(4-(4-methyl-phenyl)pyridine-2-carbonyl)-amino]-acetic acid
    —— 4-(2,5-dimethoxyphenyl)-4,5,5-trimethylcyclopent-2-enone 1039114-80-1 C16H20O3
    4-(2,5-dimethoxyphenyl)-4,5,5-trimethylcyclopent-2-enone
    —— (4Z)-6-(2-furyl)-4-({[4-(4-methylpiperazin-1-yl)phenyl]amino}methylene)isoquinoline-1,3(2H,4H)-dione 1033330-39-0 C25H24N4O3
    (4Z)-6-(2-furyl)-4-({[4-(4-methylpiperazin-1-yl)phenyl]amino}methylene)isoquinoline-1,3(2H,4H)-dione
    —— 4-(10,11-Dihydro-3-fluoro-8-methyldibenzo(b,f)thiepin-10-yl)-1-piperazineethanol succinate 95539-26-7 C25H31FN2O5S
    4-(10,11-Dihydro-3-fluoro-8-methyldibenzo(b,f)thiepin-10-yl)-1-piperazineethanol succinate
    —— 4'-(2-Hydroxy-3-(isopropylamino)propoxy)-3'-(isopropoxymethyl)acetophenone fumarate (2:1) 104450-42-2 C40H62N2O12
    4'-(2-Hydroxy-3-(isopropylamino)propoxy)-3'-(isopropoxymethyl)acetophenone fumarate (2:1)
    —— 4-ethoxy-5,6-dihydro-6-methyl-2-phenylfuro[2,3-d]pyrimidine 1022993-25-4 C15H16N2O2
    4-ethoxy-5,6-dihydro-6-methyl-2-phenylfuro[2,3-d]pyrimidine
    —— 4,6-Dinitro-1,2-dihydro-3H-indazol-3-one 885519-44-8 C7H4N4O5
    4,6-Dinitro-1,2-dihydro-3H-indazol-3-one
    —— 4-N-[2-[2-(2-aminoethoxy)ethoxy]ethyl]-2-N-[(4-fluorophenyl)methyl]-6-(3-nitrophenyl)-1,3,5-triazine-2,4-diamine 1177967-86-0 C22H26FN7O4
    4-N-[2-[2-(2-aminoethoxy)ethoxy]ethyl]-2-N-[(4-fluorophenyl)methyl]-6-(3-nitrophenyl)-1,3,5-triazine-2,4-diamine
    —— 4-(trideuteriomethoxy)-N-[7-[[4-(trideuteriomethoxy)benzoyl]amino]heptyl]benzamide 27914-52-9 C23H30N2O4
    4-(trideuteriomethoxy)-N-[7-[[4-(trideuteriomethoxy)benzoyl]amino]heptyl]benzamide
    —— 4-cyclohexyl-1,1-dimethyl-3-oxo-4-phenyl-piperidinium; bromide 7468-95-3 Br*C19H28NO
    4-cyclohexyl-1,1-dimethyl-3-oxo-4-phenyl-piperidinium; bromide
    —— 4-(4,6-Diamino-2,2-dimethyl-1,3,5-triazin-1-yl)benzamide;hydrochloride 77113-77-0 C12H17ClN6O
    4-(4,6-Diamino-2,2-dimethyl-1,3,5-triazin-1-yl)benzamide;hydrochloride
    —— 4-Thiazolemethanamine, N-(4-bromo-3-nitrophenyl)-I+/-,2-dimethyl- 1519225-96-7 C12H12BrN3O2S
    4-Thiazolemethanamine, N-(4-bromo-3-nitrophenyl)-I+/-,2-dimethyl-
    —— 4,7-Bis[3,5-bis(trifluoromethyl)phenyl]-1,10-phenanthroline 647375-51-7 C28H12F12N2
    4,7-Bis[3,5-bis(trifluoromethyl)phenyl]-1,10-phenanthroline
    —— 4-methoxy-3-(trifluoromethyl)benzylamine hydrochloride 240400-72-0 C9H10F3NO*ClH
    4-methoxy-3-(trifluoromethyl)benzylamine hydrochloride
    —— 4-Fluoro-3-isopropylbenzoic acid 869990-61-4 C10H11FO2
    4-Fluoro-3-isopropylbenzoic acid
    —— 4-cyanobicyclo[3.2.1]-3-octen-2-one 391248-25-2 C9H9NO
    4-cyanobicyclo[3.2.1]-3-octen-2-one
    —— 4-(2-Hydroxyethoxy)benzamide 121771-17-3 C9H11NO3
    4-(2-Hydroxyethoxy)benzamide
    —— 4-[1-(4-bromophenyl)-5-methyl-3-propyl-1H-pyrrol-2-yl]phenol 376637-43-3 C20H20BrNO
    4-[1-(4-bromophenyl)-5-methyl-3-propyl-1H-pyrrol-2-yl]phenol
    —— 4-(4-bromophenyl)-2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-thiophene-3-carboxylic acid 1101067-89-3 C19H10BrNO4S
    4-(4-bromophenyl)-2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-thiophene-3-carboxylic acid
    —— 4-[(3-methoxy-pyrazin-2-ylamino)-methyl]-piperidine-1-carboxylic acid tert-butyl ester 455267-45-5 C16H26N4O3
    4-[(3-methoxy-pyrazin-2-ylamino)-methyl]-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-(5-fluoro-4-methoxy-2-methylphenyl)-3-nitro-1H-pyridin-2-one 677742-78-8 C13H11FN2O4
    4-(5-fluoro-4-methoxy-2-methylphenyl)-3-nitro-1H-pyridin-2-one
    —— 4,6-Bis[(4-hydroxyphenyl)methyl]benzene-1,3-diol 151319-83-4 C20H18O4
    4,6-Bis[(4-hydroxyphenyl)methyl]benzene-1,3-diol
    —— 4-iodo-nicotinic acid, methyl ester 1033955-78-0 C7H6INO2
    4-iodo-nicotinic acid, methyl ester
    —— 4a-Ethyl-4,4a,9,10-tetrahydro-7-hydroxy-2(3H)-phenanthrone 21126-51-2 C16H18O2
    4a-Ethyl-4,4a,9,10-tetrahydro-7-hydroxy-2(3H)-phenanthrone
    —— (4R,5R)-4,5-dibenzoyloxymethyl-2-hydroxymethyl-2-phenyl-1,3-dioxolane 144405-24-3 C26H28O5
    (4R,5R)-4,5-dibenzoyloxymethyl-2-hydroxymethyl-2-phenyl-1,3-dioxolane
    —— [4-(2-Pyridin-2-yl-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-3-yl)-quinolin-7-yloxy]-acetic acid 476476-80-9 C22H18N4O3
    [4-(2-Pyridin-2-yl-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-3-yl)-quinolin-7-yloxy]-acetic acid
    —— 4-Phenyl-8-oxa-3,5,10-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),3,10,12-pentaen-6-one 371944-61-5 C15H9N3O2
    4-Phenyl-8-oxa-3,5,10-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),3,10,12-pentaen-6-one
    —— 4-Nitrophenyl 4-[(9-phenyl-9-xanthyl)oxy]-butyrate 125674-94-4 C29H23NO6
    4-Nitrophenyl 4-[(9-phenyl-9-xanthyl)oxy]-butyrate
    —— 4-[3-(2-Isopropyl-pyridin-4-yl)-phenyl]-7-methyl-8-trifluoromethyl-1,3-dihydro benzo[b][1,4]diazepin-2-one 579483-95-7 C25H22F3N3O
    4-[3-(2-Isopropyl-pyridin-4-yl)-phenyl]-7-methyl-8-trifluoromethyl-1,3-dihydro benzo[b][1,4]diazepin-2-one
    —— 4-(Butan-2-yl)phenyl 4-(hexyloxy)benzoate 62717-07-1 C23H30O3
    4-(Butan-2-yl)phenyl 4-(hexyloxy)benzoate
    —— 4-(2'-Carboxy-2'-methylpropylmercapto)phenyl 2-(1',2',3',4'-Tetrahydro-6'-naphthyl)butyrate 141427-02-3 C25H30O4S
    4-(2'-Carboxy-2'-methylpropylmercapto)phenyl 2-(1',2',3',4'-Tetrahydro-6'-naphthyl)butyrate
    —— 4-dimethylaminocarbonyl-9-benzyl-1,2,3,4-tetrahydrocarbazole 59632-15-4 C22H24N2O
    4-dimethylaminocarbonyl-9-benzyl-1,2,3,4-tetrahydrocarbazole
    —— 4-oxo-5-megastigmen-9-yl acetate 68803-91-8 C15H24O3
    4-oxo-5-megastigmen-9-yl acetate
    —— (4-Chloro-2,6-dimethyl-phenoxy)-acetonitrile 303224-73-9 C10H10ClNO
    (4-Chloro-2,6-dimethyl-phenoxy)-acetonitrile
    —— 4-Hydroxy-1-methylbutansulfonsaeure 1,4-Sulton 26910-66-7 C5H10O3S
    4-Hydroxy-1-methylbutansulfonsaeure 1,4-Sulton
    —— 4-((2S,3S)-3-((R)-2-azido-1-hydroxyethyl)oxiran-2-yl)butyl 4-methylbenzenesulfonate 1028967-86-3 C15H21N3O5S
    4-((2S,3S)-3-((R)-2-azido-1-hydroxyethyl)oxiran-2-yl)butyl 4-methylbenzenesulfonate
    —— 4-(4'-methylbiphenyl-2-carboxamido)-N-methyl-N-(2-methylaminomethylphenyl)benzamide 183492-92-4 C30H29N3O2
    4-(4'-methylbiphenyl-2-carboxamido)-N-methyl-N-(2-methylaminomethylphenyl)benzamide
    —— 4-(4'-methylbiphenyl-2-carboxamido)-N-methyl-N-(2-dimethylaminomethylphenyl)benzamide 183492-94-6 C31H31N3O2
    4-(4'-methylbiphenyl-2-carboxamido)-N-methyl-N-(2-dimethylaminomethylphenyl)benzamide
    —— 4-[3-(benzyloxy)propyl]benzaldehyde diethyl acetal 454678-96-7 C21H28O3
    4-[3-(benzyloxy)propyl]benzaldehyde diethyl acetal
    —— 4-phenyl-1,3,4,6,7,8-hexahydro-2<i>H</i>-pyrimido[1,2-<i>a</i>]pyrimidine 53360-96-6 C13H17N3
    4-phenyl-1,3,4,6,7,8-hexahydro-2<i>H</i>-pyrimido[1,2-<i>a</i>]pyrimidine
    —— 4-[2-(4-Methoxy-phenyl)-selenazol-4-yl]-[1,2,3]selenadiazole 107263-84-3 C12H9N3OSe2
    4-[2-(4-Methoxy-phenyl)-selenazol-4-yl]-[1,2,3]selenadiazole