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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— <4-(2)H,9-(2)H3>-6,8-dihydroxy-3-methylisocoumarin 102712-98-1 C10H8O4
    <4-(2)H,9-(2)H3>-6,8-dihydroxy-3-methylisocoumarin
    —— 4-{[(5-Dimethylaminomethyl-2-furyl)methyl]thio}-2-hydroxymethyl-3-methylpyridine 158753-72-1 C15H20N2O2S
    4-{[(5-Dimethylaminomethyl-2-furyl)methyl]thio}-2-hydroxymethyl-3-methylpyridine
    —— 4-[(9H-Fluoren-9-ylmethoxycarbonylamino)methyl]cubane-1-carboxylic acid 2386966-25-0 C25H21NO4
    4-[(9H-Fluoren-9-ylmethoxycarbonylamino)methyl]cubane-1-carboxylic acid
    —— 4-Methoxy-9-(3-dimethylamino-propyl)-thioxanthen-9-ol 94914-75-7 C19H23NO2S
    4-Methoxy-9-(3-dimethylamino-propyl)-thioxanthen-9-ol
    —— 4-[1-(Naphthalene-2-carbonyl)-2-oxo-propylazo]-N-phenyl-benzenesulfonamide 124435-11-6 C26H21N3O4S
    4-[1-(Naphthalene-2-carbonyl)-2-oxo-propylazo]-N-phenyl-benzenesulfonamide
    —— 4-(1-Cyanoindolizin-3-yl)-2-nitrobenzoic acid 1246844-64-3 C16H9N3O4
    4-(1-Cyanoindolizin-3-yl)-2-nitrobenzoic acid
    —— 4,4-Dimethyl-1-piperidino-1-pentin-3-on 80915-38-4 C12H19NO
    4,4-Dimethyl-1-piperidino-1-pentin-3-on
    —— 4-benzyl-2H-pyrido[2,1-a]isoquinolin-2-one 1571071-16-3 C20H15NO
    4-benzyl-2H-pyrido[2,1-a]isoquinolin-2-one
    —— (4aS,4bR,5S,6aS,6bR,9aS,10aS,10bS,12S)-4b,12-difluoro-8-furan-3-ylmethyl-5-hydroxy-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,8,9,9a,10,10a,10b,11,12-tetradecahydro-7-oxa-8-aza-pentaleno[2,1-a]phenanthrene-6b-carbothioic acid S-butyl ester 1270040-49-7 C30H37F2NO5S
    (4aS,4bR,5S,6aS,6bR,9aS,10aS,10bS,12S)-4b,12-difluoro-8-furan-3-ylmethyl-5-hydroxy-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,8,9,9a,10,10a,10b,11,12-tetradecahydro-7-oxa-8-aza-pentaleno[2,1-a]phenanthrene-6b-carbothioic acid S-butyl ester
    —— {4-[3-(4-Chloro-phenyl)-thioureido]-benzoylamino}-acetic acid methyl ester 62903-99-5 C17H16ClN3O3S
    {4-[3-(4-Chloro-phenyl)-thioureido]-benzoylamino}-acetic acid methyl ester
    —— (4-iodo-3,5-di-n-propoxy-phenyl)-methanol 338457-78-6 C13H19IO3
    (4-iodo-3,5-di-n-propoxy-phenyl)-methanol
    —— 4α,9-epoxy-3α-veratroyloxy-5β-cevane-4β,12,14,16β,17,20-hexaol 125544-15-2 C36H51NO11
    4α,9-epoxy-3α-veratroyloxy-5β-cevane-4β,12,14,16β,17,20-hexaol
    —— 4-[(3S)-3-methylpiperidin-1-yl]-5-(1H-pyrrolo[3,2-b]pyridine-6-yl)-7H-pyrrolo[2,3-d]pyrimidine 1527473-87-5 C19H20N6
    4-[(3S)-3-methylpiperidin-1-yl]-5-(1H-pyrrolo[3,2-b]pyridine-6-yl)-7H-pyrrolo[2,3-d]pyrimidine
    —— 4-Hydroxy-5-methoxy-2-(6-methoxy-pyridin-3-yl)-benzaldehyde 499217-75-3 C14H13NO4
    4-Hydroxy-5-methoxy-2-(6-methoxy-pyridin-3-yl)-benzaldehyde
    —— (4S,5S,8S,9S,10S,13R,14S,17S)-methyl 4-t-butyldiphenylsilyloxy-1,7-dioxo-17-(3-furyl)-14-hydroxyandrostane-10-carboxylate 448961-29-3 C40H48O7Si
    (4S,5S,8S,9S,10S,13R,14S,17S)-methyl 4-t-butyldiphenylsilyloxy-1,7-dioxo-17-(3-furyl)-14-hydroxyandrostane-10-carboxylate
    —— 4-(1-methylbutyl)-5-methylcyclopent-2-enone 130251-50-2 C11H18O
    4-(1-methylbutyl)-5-methylcyclopent-2-enone
    —— 4-(5-benzenesulfonyl-[1,2,3]selenadiazol-4-yl)-pyridine 68275-82-1 C13H9N3O2SSe
    4-(5-benzenesulfonyl-[1,2,3]selenadiazol-4-yl)-pyridine
    —— 4-(1,4-dioxan-2-yl)piperidine 1824102-03-5 C9H17NO2
    4-(1,4-dioxan-2-yl)piperidine
    —— 4-[4-(3-{3-[3-(2,2,2-trifluoro-ethyl)-ureido]-phenyl}-imidazo[1,2-a]pyridin-7-yl)-phenyl]piperazine-1-carboxylic acid tert-butyl ester 1036986-25-0 C31H33F3N6O3
    4-[4-(3-{3-[3-(2,2,2-trifluoro-ethyl)-ureido]-phenyl}-imidazo[1,2-a]pyridin-7-yl)-phenyl]piperazine-1-carboxylic acid tert-butyl ester
    —— 4-[7-(4-fluoro-phenyl)-imidazo[1,2-a]pyridin-3-yl]-pyridin-2-ylamine 1036986-31-8 C18H13FN4
    4-[7-(4-fluoro-phenyl)-imidazo[1,2-a]pyridin-3-yl]-pyridin-2-ylamine
    —— [4-(4-Chloro-phenyl)-5-imino-4,5-dihydro-[1,3,4]selenadiazol-2-yl]-thiophen-2-yl-methanone 119897-97-1 C13H8ClN3OSSe
    [4-(4-Chloro-phenyl)-5-imino-4,5-dihydro-[1,3,4]selenadiazol-2-yl]-thiophen-2-yl-methanone
    —— 4-{4-[5-(3,4-dimethyl-phenylcarbamoyl)-pyridin-2-yl]-piperazin-1-yl}-benzoic acid 1224870-72-7 C25H26N4O3
    4-{4-[5-(3,4-dimethyl-phenylcarbamoyl)-pyridin-2-yl]-piperazin-1-yl}-benzoic acid
    —— 4-[Tert-butyl(dimethyl)silyl]oxyfuro[3,2-g]chromen-7-one 684216-98-6 C17H20O4Si
    4-[Tert-butyl(dimethyl)silyl]oxyfuro[3,2-g]chromen-7-one
    —— (4,7-diphenyl-1,10-phenanthroline)bis(ethanethiolato)platinum 138623-26-4 C28H26N2PtS2
    (4,7-diphenyl-1,10-phenanthroline)bis(ethanethiolato)platinum
    —— 4-p-tolyl-3-(1-phenylvinyl)-5-(methoxycarbonyl)isoxazoline N-oxide 1246226-32-3 C20H19NO4
    4-p-tolyl-3-(1-phenylvinyl)-5-(methoxycarbonyl)isoxazoline N-oxide
    —— 4,5α-epoxy-3,6,6-trimethoxy-17,17-dimethyl-morphin-8(14)-enium; iodide 32470-84-1 C21H28NO4*I
    4,5α-epoxy-3,6,6-trimethoxy-17,17-dimethyl-morphin-8(14)-enium; iodide
    —— 4-fluoro-5-pyridin-3-yl-2H-pyrazol-3-ylamine 1246384-98-4 C8H7FN4
    4-fluoro-5-pyridin-3-yl-2H-pyrazol-3-ylamine
    —— 4,4'-Dimethoxy-3,3'-dimethyl-diphensaeure 93993-79-4 C18H18O6
    4,4'-Dimethoxy-3,3'-dimethyl-diphensaeure
    —— 4-{7-fluoro-6-[2-fluoro-1-(fluoromethyl)ethoxy]-3-(4-(morpholin-4-yl)-benzyl)-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl}piperidine-1-carbaldehyde 1162650-60-3 C28H31F3N4O5
    4-{7-fluoro-6-[2-fluoro-1-(fluoromethyl)ethoxy]-3-(4-(morpholin-4-yl)-benzyl)-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl}piperidine-1-carbaldehyde
    —— 4-(3-fluorophenyl)-1,4-dihydrobenzo[f]quinoxaline-2,3-dione 1356863-11-0 C18H11FN2O2
    4-(3-fluorophenyl)-1,4-dihydrobenzo[f]quinoxaline-2,3-dione
    —— 4-nitrobenzyl chloride-α-d1 117041-93-7 C7H6ClNO2
    4-nitrobenzyl chloride-α-d1
    —— 4-(trifluoromethyl)umbelliferyl tri-O-acetyl-β-D-xylopyranosyl(1->3)-2,4-di-O-acetyl-β-D-xyloside 1363567-94-5 C30H31F3O16
    4-(trifluoromethyl)umbelliferyl tri-O-acetyl-β-D-xylopyranosyl(1->3)-2,4-di-O-acetyl-β-D-xyloside
    —— (+/-)-(4-chloro-2-{2-[2-(5-chlorobenzo[b]thiophen-3-yl)acetyl]-1,2,3,4-tetrahydroisoquinolin-1-yl}phenoxy)acetic acid 1355054-37-3 C27H21Cl2NO4S
    (+/-)-(4-chloro-2-{2-[2-(5-chlorobenzo[b]thiophen-3-yl)acetyl]-1,2,3,4-tetrahydroisoquinolin-1-yl}phenoxy)acetic acid
    —— 4-hydroxy-8,8-dimethylbicyclo<5.1.0>octane 82730-79-8 C10H18O
    4-hydroxy-8,8-dimethylbicyclo<5.1.0>octane
    —— 4-(4-chlorophenyl)-1-[3-(5,11-dihydro-7-(1-ethoxycarbonyl-1-methylethyl)oxy[1]benzoxepino[2,3-b]pyridin-5-ylidene)propyl]piperidine 1349680-07-4 C33H37ClN2O4
    4-(4-chlorophenyl)-1-[3-(5,11-dihydro-7-(1-ethoxycarbonyl-1-methylethyl)oxy[1]benzoxepino[2,3-b]pyridin-5-ylidene)propyl]piperidine
    —— 4-(6,7,8,9-tetrahydro-benzo[4,5]furo[3,2-d]pyrimidin-4-yl)-piperazine-1-carboxylic acid tert-butyl ester 1132690-87-9 C19H26N4O3
    4-(6,7,8,9-tetrahydro-benzo[4,5]furo[3,2-d]pyrimidin-4-yl)-piperazine-1-carboxylic acid tert-butyl ester
    —— 4-[(4-bromophenyl)aminocarbonyloxyimino]-2,6-dimethylcyclohexa-2,5-dien-1-one 1243379-00-1 C15H13BrN2O3
    4-[(4-bromophenyl)aminocarbonyloxyimino]-2,6-dimethylcyclohexa-2,5-dien-1-one
    —— 4-fluoro-N-((1R,3S)-3-hydroxycyclopentyl)-5-(4-(trifluoromethyl)phenyl)isoxazole-3-carboxamide 1110770-87-0 C16H14F4N2O3
    4-fluoro-N-((1R,3S)-3-hydroxycyclopentyl)-5-(4-(trifluoromethyl)phenyl)isoxazole-3-carboxamide
    —— 4-{4-[4-(3-chloro-4-fluoro-phenyl)-1-(2-dimethylamino-ethyl)-1H-imidazol-2-yl]-4-hydroxy-piperidin-1-yl}-5,7-dihydro-pyrrolo[2,3-d]pyrimidin-6-one 1226801-18-8 C24H27ClFN7O2
    4-{4-[4-(3-chloro-4-fluoro-phenyl)-1-(2-dimethylamino-ethyl)-1H-imidazol-2-yl]-4-hydroxy-piperidin-1-yl}-5,7-dihydro-pyrrolo[2,3-d]pyrimidin-6-one
    —— 4-(2-methylsulfanyl-ethyl)-2-phenyl-oxazole-5-carboxylic acid 2,5-dioxo-pyrrolidin-1-yl ester 939377-03-4 C17H16N2O5S
    4-(2-methylsulfanyl-ethyl)-2-phenyl-oxazole-5-carboxylic acid 2,5-dioxo-pyrrolidin-1-yl ester
    —— 4-(1-acetoxyvinyl)-6-tert-butylsalicyl alcohol 1095170-88-9 C15H20O4
    4-(1-acetoxyvinyl)-6-tert-butylsalicyl alcohol
    —— [4-(1-Adamantyl)-3-methoxyphenyl]-phenylmethanol 1036406-14-0 C24H28O2
    [4-(1-Adamantyl)-3-methoxyphenyl]-phenylmethanol
    —— 4-nitrophenyl 2,3-di-O-acetyl-β-D-galactopyranoside 62847-72-7 C16H19NO10
    4-nitrophenyl 2,3-di-O-acetyl-β-D-galactopyranoside
    —— 4-(2-cyclopropyl-5-methoxy-3H-imidazo[4,5-b]pyridin-3-yl)-N-(2,6-dichlorobenzoyl)phenylalanine 1031341-31-7 C26H22Cl2N4O4
    4-(2-cyclopropyl-5-methoxy-3H-imidazo[4,5-b]pyridin-3-yl)-N-(2,6-dichlorobenzoyl)phenylalanine
    —— 4-(2-cyclopropyl-3H-imidazo[4,5-b]pyridin-3-yl)-N-(2,6-dichlorobenzoyl)phenylalanine 1031340-75-6 C25H20Cl2N4O3
    4-(2-cyclopropyl-3H-imidazo[4,5-b]pyridin-3-yl)-N-(2,6-dichlorobenzoyl)phenylalanine
    —— 4-[4-(4-chloro-phenyl)-1,3-dimethyl-1,2,5,6-tetrahydro-pyridin-2-ylmethyl]-phenol 70257-75-9 C20H22ClNO
    4-[4-(4-chloro-phenyl)-1,3-dimethyl-1,2,5,6-tetrahydro-pyridin-2-ylmethyl]-phenol
    —— 4-(4-Amino-phenyl)-2-ethoxy-2-methyl-3,4-dihydro-2H-pyrano[3,2-c]chromen-5-one 70888-75-4 C21H21NO4
    4-(4-Amino-phenyl)-2-ethoxy-2-methyl-3,4-dihydro-2H-pyrano[3,2-c]chromen-5-one
    —— 4,4-dimethyl-2-[4-(4,4,6c-trimethyl-[1,3]dioxan-2r-yl)-phenyl]-4,5-dihydro-oxazole 74012-35-4 C18H25NO3
    4,4-dimethyl-2-[4-(4,4,6c-trimethyl-[1,3]dioxan-2r-yl)-phenyl]-4,5-dihydro-oxazole
    —— 4'-bromo-2,2',6,6'-tetrafluoro[1,1'-biphenyl]-4-methanol 646508-04-5 C13H7BrF4O
    4'-bromo-2,2',6,6'-tetrafluoro[1,1'-biphenyl]-4-methanol
    —— 4-bromo-1-phenyloctan-1-one 113446-17-6 C14H19BrO
    4-bromo-1-phenyloctan-1-one