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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4′R),(2Z,4E)-2-(3″-Benzyloxypropylidene)-4-methyl-1-(2′-oxo-4′-phenyloxazolidin-3′-yl)hex-4-ene-1,3-dione 1589071-14-6 C26H27NO5
    (4′R),(2Z,4E)-2-(3″-Benzyloxypropylidene)-4-methyl-1-(2′-oxo-4′-phenyloxazolidin-3′-yl)hex-4-ene-1,3-dione
    —— 4-<6-(2-chloro-4-methoxyphenoxy)hexyl>-3,5-diethyl-1-<4-(4-morpholinyl)-1-oxobutyl>-1H-pyrazole hydrochloride 78097-14-0 C28H42ClN3O4*ClH
    4-<6-(2-chloro-4-methoxyphenoxy)hexyl>-3,5-diethyl-1-<4-(4-morpholinyl)-1-oxobutyl>-1H-pyrazole hydrochloride
    —— 4-(1,2,3,4,5,6-Hexahydrocyclohept[b]indol-6-yl)-3-buten-2-on 77118-45-7 C17H19NO
    4-(1,2,3,4,5,6-Hexahydrocyclohept[b]indol-6-yl)-3-buten-2-on
    —— (+-)-4-Desmethoxy-3-methoxydannomycinon 72473-62-2 C21H18O8
    (+-)-4-Desmethoxy-3-methoxydannomycinon
    —— 4-[(3-Chloro-propane-1-sulfonylamino)-methyl]-4-cyclohexyl-piperidine-1-carboxylic acid tert-butyl ester 880544-10-5 C20H37ClN2O4S
    4-[(3-Chloro-propane-1-sulfonylamino)-methyl]-4-cyclohexyl-piperidine-1-carboxylic acid tert-butyl ester
    —— 4,6-bis[(E)-2-[4-(dimethylamino)phenyl]ethenyl]-2-phenylpyrimidin-5-ol 80353-70-4 C30H30N4O
    4,6-bis[(E)-2-[4-(dimethylamino)phenyl]ethenyl]-2-phenylpyrimidin-5-ol
    —— 4-Cyano-4-methoxycarbonimidoyl-1,1-dioxo-3,5-di-p-tolyl-hexahydro-1λ<sup>6</sup>-thiopyran-2,6-dicarboxylic acid dimethyl ester 68116-60-9 C26H28N2O7S
    4-Cyano-4-methoxycarbonimidoyl-1,1-dioxo-3,5-di-p-tolyl-hexahydro-1λ<sup>6</sup>-thiopyran-2,6-dicarboxylic acid dimethyl ester
    —— 4-phenyl-1-[(4-<i>p</i>-tolyl-piperazin-1-yl)-acetyl]-semicarbazide 67367-61-7 C20H25N5O2
    4-phenyl-1-[(4-<i>p</i>-tolyl-piperazin-1-yl)-acetyl]-semicarbazide
    —— 4-(4-aminophenyl)-3-methyl-1-(pyridin-2-yl)-1H-pyrazol-5-ol 1068515-36-5 C15H14N4O
    4-(4-aminophenyl)-3-methyl-1-(pyridin-2-yl)-1H-pyrazol-5-ol
    —— (4-(trifluoromethyl)phenyl)(5-((trimethylsilyl)oxy)cyclohex-1-en-1-yl)methanone 1644435-11-9 C17H21F3O2Si
    (4-(trifluoromethyl)phenyl)(5-((trimethylsilyl)oxy)cyclohex-1-en-1-yl)methanone
    —— [4-[2-[4-[3-(5-Ethyl-2-methylpiperidin-1-yl)propoxy]phenyl]ethyl]piperazin-1-yl]-naphthalen-1-ylmethanone;formic acid 684248-60-0 CH2O2*C34H45N3O2
    [4-[2-[4-[3-(5-Ethyl-2-methylpiperidin-1-yl)propoxy]phenyl]ethyl]piperazin-1-yl]-naphthalen-1-ylmethanone;formic acid
    —— 4-methyl-2-pyridin-3-yl-thiazole-5-carboxylic acid 2-dimethylamino-ethyl ester 39091-12-8 C14H17N3O2S
    4-methyl-2-pyridin-3-yl-thiazole-5-carboxylic acid 2-dimethylamino-ethyl ester
    —— 4-(N’-benzyl-N’-(2,2-diethoxyethyl)amino)benzonitrile 1429616-70-5 C20H24N2O2
    4-(N’-benzyl-N’-(2,2-diethoxyethyl)amino)benzonitrile
    —— 4-((4-acetylpiperazin-1-yl)methyl)-5,7-dimethyl-2H-chromen-2-one 1397704-49-2 C18H22N2O3
    4-((4-acetylpiperazin-1-yl)methyl)-5,7-dimethyl-2H-chromen-2-one
    —— 4-(2-methanesulfonyl-ethyl)-aniline 596131-24-7 C9H13NO2S
    4-(2-methanesulfonyl-ethyl)-aniline
    —— 4-(1H-pyrazol-4-yl)pyrrolo[1,2-b]pyridazine-3-carboxamide 1350882-24-4 C11H9N5O
    4-(1H-pyrazol-4-yl)pyrrolo[1,2-b]pyridazine-3-carboxamide
    —— 4-(3,5-difluoro-4-(1-(naphthalen-1-ylmethyl)azetidin-3-yloxy)phenyl)-1-(methylsulfonyl)piperidine 1287685-29-3 C26H28F2N2O3S
    4-(3,5-difluoro-4-(1-(naphthalen-1-ylmethyl)azetidin-3-yloxy)phenyl)-1-(methylsulfonyl)piperidine
    —— (4R,2'R)-3-[2-azido-3-(1-methyl-1-silacyclopentyl)propionyl]-4-benzyloxazolidin-2-one 339542-72-2 C18H24N4O3Si
    (4R,2'R)-3-[2-azido-3-(1-methyl-1-silacyclopentyl)propionyl]-4-benzyloxazolidin-2-one
    —— 4-[6-(4-Fluoro-phenyl)-5-pyridin-4-yl-pyridazin-3-yl]-piperidine-1-carboxylic acid benzyl ester 861804-58-2 C28H25FN4O2
    4-[6-(4-Fluoro-phenyl)-5-pyridin-4-yl-pyridazin-3-yl]-piperidine-1-carboxylic acid benzyl ester
    —— 4-amino-6-methyl-5-propyl-1H-pyrimidin-2-one 119151-51-8 C8H13N3O
    4-amino-6-methyl-5-propyl-1H-pyrimidin-2-one
    —— 4-t-Butyl-3,6-diphenylpyridazine 23990-21-8 C20H20N2
    4-t-Butyl-3,6-diphenylpyridazine
    —— 4-[8-(2-chloro-4-fluorobenzyloxy)-7-methoxy-3-methyl-2-oxo-2,3-dihydro-imidazo[4,5-c]quinolin-1-yl]-3-fluorobenzonitrile 1360628-76-7 C26H17ClF2N4O3
    4-[8-(2-chloro-4-fluorobenzyloxy)-7-methoxy-3-methyl-2-oxo-2,3-dihydro-imidazo[4,5-c]quinolin-1-yl]-3-fluorobenzonitrile
    —— (4aS,8aR)-8-((E)-2,5-Dihydroxy-3-methyl-pent-3-enyl)-4,4a,7,8-tetramethyl-4a,5,6,7,8,8a-hexahydro-1H-naphthalen-2-one 64340-49-4 C20H32O3
    (4aS,8aR)-8-((E)-2,5-Dihydroxy-3-methyl-pent-3-enyl)-4,4a,7,8-tetramethyl-4a,5,6,7,8,8a-hexahydro-1H-naphthalen-2-one
    —— 4'-Bromo-biphenyl-4-carbonyl isothiocyanate 25487-51-8 C14H8BrNOS
    4'-Bromo-biphenyl-4-carbonyl isothiocyanate
    —— 4-(3-methoxyphenyl)-8-(trifluoromethyl)quinazoline 1112985-06-4 C16H11F3N2O
    4-(3-methoxyphenyl)-8-(trifluoromethyl)quinazoline
    —— 4-tert-butyl-N-[6-(4-methoxyphenyl)imidazo[1,2-b]pyridazin-2-yl]benzamide trifluoroacetate 1005777-61-6 C2HF3O2*C24H24N4O2
    4-tert-butyl-N-[6-(4-methoxyphenyl)imidazo[1,2-b]pyridazin-2-yl]benzamide trifluoroacetate
    —— 4,5-Diiod-3-p-nitrobenzalphthalid 68062-41-9 C15H7I2NO4
    4,5-Diiod-3-p-nitrobenzalphthalid
    —— (4aS,4bS,6aS,8S,10aS,10bS,12aS)-8-Hydroxy-4a,10a,10b-trimethyl-hexadecahydro-chrysen-2-one 61446-24-0 C21H34O2
    (4aS,4bS,6aS,8S,10aS,10bS,12aS)-8-Hydroxy-4a,10a,10b-trimethyl-hexadecahydro-chrysen-2-one
    —— (4R,5S,6R)-2,2-di-tert-butyl-4-((2R,3R,4S)-5-(tert-butyldimethylsilyloxy)-3-methoxy-4-methylpentan-2-yl)-5-methyl-6-((E)-1-(trimethylsilyl)prop-1-en-2-yl)-1,3,2-dioxasilinane 1453462-47-9 C31H66O4Si3
    (4R,5S,6R)-2,2-di-tert-butyl-4-((2R,3R,4S)-5-(tert-butyldimethylsilyloxy)-3-methoxy-4-methylpentan-2-yl)-5-methyl-6-((E)-1-(trimethylsilyl)prop-1-en-2-yl)-1,3,2-dioxasilinane
    —— 4-Chloromethanesulfonyl-2-nitro-1-octylsulfanyl-benzene 37779-89-8 C15H22ClNO4S2
    4-Chloromethanesulfonyl-2-nitro-1-octylsulfanyl-benzene
    —— 4,4-Diethyl-3-trimethylsiloxy-1-trimethylsilyl-2-pyrazolin-5-on 77109-25-2 C13H28N2O2Si2
    4,4-Diethyl-3-trimethylsiloxy-1-trimethylsilyl-2-pyrazolin-5-on
    —— (+)-4,5,6-tri-O-benzyl-2,3-O-cyclohexylidene-1-O-(p-methoxybenzyl)-myo-inositol 180979-76-4 C41H46O7
    (+)-4,5,6-tri-O-benzyl-2,3-O-cyclohexylidene-1-O-(p-methoxybenzyl)-myo-inositol
    —— 4-(4-n-butyl-4-hydroxy-piperidin-1-yl)-benzoic acid ethyl ester 926933-58-6 C18H27NO3
    4-(4-n-butyl-4-hydroxy-piperidin-1-yl)-benzoic acid ethyl ester
    —— 4-[(2Z)-2-(tert-butyl)-5,5-dimethyl-4-oxohex-2-en-1-yl]-1-methyl-1H-1,2,4-triazol-4-ium bromide 1369356-07-9 Br*C15H26N3O
    4-[(2Z)-2-(tert-butyl)-5,5-dimethyl-4-oxohex-2-en-1-yl]-1-methyl-1H-1,2,4-triazol-4-ium bromide
    —— 4-[(E)-2-(5-Nitro-2-pyrrolidin-1-yl-thiazol-4-yl)-vinyl]-benzoic acid 1787-29-7 C16H15N3O4S
    4-[(E)-2-(5-Nitro-2-pyrrolidin-1-yl-thiazol-4-yl)-vinyl]-benzoic acid
    —— 4-(difluoromethyl)piperidin-4-ol hydrochloride 1803595-35-8 C6H11F2NO*ClH
    4-(difluoromethyl)piperidin-4-ol hydrochloride
    —— 4b,12b-dihydro-4b,12b-ethanodibenzo<a,j>perylene-8,16-dione 112921-56-9 C30H18O2
    4b,12b-dihydro-4b,12b-ethanodibenzo<a,j>perylene-8,16-dione
    —— 4,5α-epoxy-3-hydroxy-17-methyl-14-(3-phenyl-propylamino)-morphin-7-en-6-one 68616-75-1 C26H28N2O3
    4,5α-epoxy-3-hydroxy-17-methyl-14-(3-phenyl-propylamino)-morphin-7-en-6-one
    —— 4-[5-amino-6-(4-hydroxyphenyl)pyrazin-2-yl]benzoic acid 1000067-95-7 C17H13N3O3
    4-[5-amino-6-(4-hydroxyphenyl)pyrazin-2-yl]benzoic acid
    —— {4-[4-(4-ethoxycarbonylmethoxy-2-hydroxy-phenyl)-6-(4-methoxy-phenyl)-[1,3,5]triazin-2-yl]-<i>m</i>-phenylenedioxy}-bis-acetic acid diethyl ester 1440-02-4 C34H35N3O11
    {4-[4-(4-ethoxycarbonylmethoxy-2-hydroxy-phenyl)-6-(4-methoxy-phenyl)-[1,3,5]triazin-2-yl]-<i>m</i>-phenylenedioxy}-bis-acetic acid diethyl ester
    —— 4,5-dimethoxycarbonyl-3'-(4-methoxyphenyl)-6',6'-dimethyl-4'-oxo-2'-phenyl-4',5',6',7'-tetrahydrospiro[3H-pyrazole-3,5'-indazole] 1115184-14-9 C28H26N4O6
    4,5-dimethoxycarbonyl-3'-(4-methoxyphenyl)-6',6'-dimethyl-4'-oxo-2'-phenyl-4',5',6',7'-tetrahydrospiro[3H-pyrazole-3,5'-indazole]
    —— {4-[bis(pyridin-2-ylmethyl)amino]-3-methoxyphenyl}(4,5-dimethoxy-2-nitrophenyl)methanol 1384522-80-8 C28H28N4O6
    {4-[bis(pyridin-2-ylmethyl)amino]-3-methoxyphenyl}(4,5-dimethoxy-2-nitrophenyl)methanol
    —— 4-ethylamino-3-methyl-benzaldehyde-thiosemicarbazone 109910-10-3 C11H16N4S
    4-ethylamino-3-methyl-benzaldehyde-thiosemicarbazone
    —— [(4-nonoxyphenyl)methylideneamino] 4-hexoxybenzoate 61096-37-5 C29H41NO4
    [(4-nonoxyphenyl)methylideneamino] 4-hexoxybenzoate
    —— 4-bromo-1-methoxy-2-methyl-but-2-ene 1610-30-6 C6H11BrO
    4-bromo-1-methoxy-2-methyl-but-2-ene
    —— 4-{5-[(S)-2-tert-Butoxycarbonyl-2-(2,2,2-trifluoro-acetylamino)-ethyl]-2-methoxy-phenylcarbamoyl}-piperidine-1-carboxylic acid benzyl ester 216502-70-4 C30H36F3N3O7
    4-{5-[(S)-2-tert-Butoxycarbonyl-2-(2,2,2-trifluoro-acetylamino)-ethyl]-2-methoxy-phenylcarbamoyl}-piperidine-1-carboxylic acid benzyl ester
    —— 4-Nitro-benzoic acid (E)-1,1-dimethyl-but-2-enyl ester 68001-67-2 C13H15NO4
    4-Nitro-benzoic acid (E)-1,1-dimethyl-but-2-enyl ester
    —— 4-Chloro-benzenesulfonic acid 4-nitro-2-oxo-2H-pyridin-1-yl ester 71439-65-1 C11H7ClN2O6S
    4-Chloro-benzenesulfonic acid 4-nitro-2-oxo-2H-pyridin-1-yl ester
    —— (4-(5-bromopyrimidin-2-yl)piperazin-1-yl)(4-((6-fluoroquinazolin-4-ylamino)methyl)phenyl)methanone 1361058-14-1 C24H21BrFN7O
    (4-(5-bromopyrimidin-2-yl)piperazin-1-yl)(4-((6-fluoroquinazolin-4-ylamino)methyl)phenyl)methanone
    —— 4-nitrophenyl 6-O-tert-butyldiphenylsilyl-2,3-O-isopropylidene-β-D-mannopyranoside 126777-61-5 C31H37NO8Si
    4-nitrophenyl 6-O-tert-butyldiphenylsilyl-2,3-O-isopropylidene-β-D-mannopyranoside