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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,5-bis(2-pyridyl)-1,2,4-triazole 185311-22-2 C12H9N5
    4,5-bis(2-pyridyl)-1,2,4-triazole
    —— 4-(2'-bromo-3',4',5'-trimethoxyphenyl)-2-butanone 187795-81-9 C13H17BrO4
    4-(2'-bromo-3',4',5'-trimethoxyphenyl)-2-butanone
    —— 4-(4-ethoxycarbonylpiperidin-1-yl)-3-chloro-1,2,5-thiadiazole 765947-72-6 C10H14ClN3O2S
    4-(4-ethoxycarbonylpiperidin-1-yl)-3-chloro-1,2,5-thiadiazole
    —— 4-sulfonatooxy-2,2,6,6-tetramethylpiperidine-1-yloxyl 64486-65-3 C9H18NO5S
    4-sulfonatooxy-2,2,6,6-tetramethylpiperidine-1-yloxyl
    —— 4-Butoxy-1-methoxy-2,2,6,6-tetramethylpiperidine 1246227-19-9 C14H29NO2
    4-Butoxy-1-methoxy-2,2,6,6-tetramethylpiperidine
    —— 4-Hexoxy-1-methoxy-2,2,6,6-tetramethylpiperidine 1206873-25-7 C16H33NO2
    4-Hexoxy-1-methoxy-2,2,6,6-tetramethylpiperidine
    —— (4-tert-butylphenoxy)-bis(2,4,6-trimethylphenyl)borane 75260-17-2 C28H35BO
    (4-tert-butylphenoxy)-bis(2,4,6-trimethylphenyl)borane
    —— 4-(3-(4-tert-butoxypiperidine-1-carbonyl)-4-fluorobenzyl)phthalazin-1(2h)-one 1174043-85-6 C25H28FN3O3
    4-(3-(4-tert-butoxypiperidine-1-carbonyl)-4-fluorobenzyl)phthalazin-1(2h)-one
    —— 4-Chloro-2-(4-fluoro-phenylamino)-benzoic acid hydrazide 25843-72-5 C13H11ClFN3O
    4-Chloro-2-(4-fluoro-phenylamino)-benzoic acid hydrazide
    —— 4-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-3,6-dihydro-2H-pyridine-1-carboxylic acid [4-(3-dimethylaminopyrrolidin-1-yl)phenyl]amide 748183-95-1 C24H37BN4O3
    4-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-3,6-dihydro-2H-pyridine-1-carboxylic acid [4-(3-dimethylaminopyrrolidin-1-yl)phenyl]amide
    —— 4-(4-(4-fluorophenyl)piperazin-1-yl)-3-chloro-1,2,5-thiadiazole 1048981-91-4 C12H12ClFN4S
    4-(4-(4-fluorophenyl)piperazin-1-yl)-3-chloro-1,2,5-thiadiazole
    —— <4-Methoxy-benzoyl>-essigsaeure-<4-nitro-anilid> 93014-46-1 C16H14N2O5
    <4-Methoxy-benzoyl>-essigsaeure-<4-nitro-anilid>
    —— 4-phenyl-2,3,5-trichloropyrrole 79205-26-8 C10H6Cl3N
    4-phenyl-2,3,5-trichloropyrrole
    —— 4-(4,6-dimethoxybenzofuran-3-yl)benzonitrile 1351013-94-9 C17H13NO3
    4-(4,6-dimethoxybenzofuran-3-yl)benzonitrile
    —— 4-(4-bromobutyryloxy)-2,2,6,6-tetramethylpiperidinyloxy 1056223-89-2 C13H23BrNO3
    4-(4-bromobutyryloxy)-2,2,6,6-tetramethylpiperidinyloxy
    —— 4-chloro-3-propionyloxybutyronitrile 56208-05-0 C7H10ClNO2
    4-chloro-3-propionyloxybutyronitrile
    —— 4-(4-(2-fluorophenyl)piperazin-1-yl)-3-chloro-1,2,5-thiadiazole 1048981-95-8 C12H12ClFN4S
    4-(4-(2-fluorophenyl)piperazin-1-yl)-3-chloro-1,2,5-thiadiazole
    —— 4-[(4-aminophenyl)sulfonyl]tetrahydro-2H-pyran-4-carboxylic acid 1314020-63-7 C12H15NO5S
    4-[(4-aminophenyl)sulfonyl]tetrahydro-2H-pyran-4-carboxylic acid
    —— 4-[(4-nitrophenyl)sulfonyl]tetrahydro-2H-pyran-4-carboxylic acid 1314020-62-6 C12H13NO7S
    4-[(4-nitrophenyl)sulfonyl]tetrahydro-2H-pyran-4-carboxylic acid
    —— 4-[[3-chloro-4-(1H-imidazol-1-yl)phenyl]amino]-7-methoxy-6-nitro-3-quinolinecarbonitrile 263170-79-2 C20H13ClN6O3
    4-[[3-chloro-4-(1H-imidazol-1-yl)phenyl]amino]-7-methoxy-6-nitro-3-quinolinecarbonitrile
    —— 4-[(4-azidophenyl)sulfonyl]tetrahydro-2H-pyran-4-carboxylic acid 1314020-64-8 C12H13N3O5S
    4-[(4-azidophenyl)sulfonyl]tetrahydro-2H-pyran-4-carboxylic acid
    —— 4-(8-chloro-6H-benzo[c][1]benzoxepin-11-ylidene)piperidine 515134-02-8 C19H18ClNO
    4-(8-chloro-6H-benzo[c][1]benzoxepin-11-ylidene)piperidine
    —— 4,5-dihydro-5-methylfuro<3,2-e>-1,3-benzodioxole 109072-92-6 C10H10O3
    4,5-dihydro-5-methylfuro<3,2-e>-1,3-benzodioxole
    —— (4S,5R)-1,3,4,5-Tetramethyl-imidazolidin-2-one 186022-62-8 C7H14N2O
    (4S,5R)-1,3,4,5-Tetramethyl-imidazolidin-2-one
    —— 4,5-cyclopenteno-1,2-diazine 6250-96-0 C7H8N2
    4,5-cyclopenteno-1,2-diazine
    —— 4-(6-fluoroimidazo[1,2-a]pyridin-2-yl)benzaldehyde 938461-39-3 C14H9FN2O
    4-(6-fluoroimidazo[1,2-a]pyridin-2-yl)benzaldehyde
    —— 4-(3-methoxyphenyl)-1,3-dimethyl-4,7-dihydro-1H,3H-furo[3,4-d]pyrimidine-2,5-dione 1255416-78-4 C15H16N2O4
    4-(3-methoxyphenyl)-1,3-dimethyl-4,7-dihydro-1H,3H-furo[3,4-d]pyrimidine-2,5-dione
    —— 4-(2,2-dibromovinyl)-2-methyloxazole 878019-09-1 C6H5Br2NO
    4-(2,2-dibromovinyl)-2-methyloxazole
    —— 4-chloro-benzaldehyde 4-<i>p</i>-tolyl-thiosemicarbazone 97496-61-2 C15H14ClN3S
    4-chloro-benzaldehyde 4-<i>p</i>-tolyl-thiosemicarbazone
    —— 4-Biphenylyl-1-cyclohexenyl-keton 94302-51-9 C19H18O
    4-Biphenylyl-1-cyclohexenyl-keton
    —— 4-hydroxy-2-(1-hydrotetrafluoroethyl)thiazole 494745-13-0 C5H3F4NOS
    4-hydroxy-2-(1-hydrotetrafluoroethyl)thiazole
    —— [4-(4-chloro-1-oxobutyl)phenyl]methyl-propanedioic acid diethyl ester 254453-61-7 C18H23ClO5
    [4-(4-chloro-1-oxobutyl)phenyl]methyl-propanedioic acid diethyl ester
    —— 4-(1,3-Benzothiazol-2-ylamino)-6-methoxy-7-(2-piperidin-1-ylethoxy)quinoline-3-carbonitrile 947339-80-2 C25H25N5O2S
    4-(1,3-Benzothiazol-2-ylamino)-6-methoxy-7-(2-piperidin-1-ylethoxy)quinoline-3-carbonitrile
    —— (4S,5S)-(8-methoxycarbonyl-3-oxooctyl)-2,2,4-trimethyl-3-(tert-butoxycarbonyl)-1,3-oxazolidine 255893-77-7 C21H37NO6
    (4S,5S)-(8-methoxycarbonyl-3-oxooctyl)-2,2,4-trimethyl-3-(tert-butoxycarbonyl)-1,3-oxazolidine
    —— (4E,8R,12E,16R)-(-)-8,16-Dimethyl-1,9-dioxacyclohexadeca-4,12-diene-2,10-dione 80736-30-7 C16H24O4
    (4E,8R,12E,16R)-(-)-8,16-Dimethyl-1,9-dioxacyclohexadeca-4,12-diene-2,10-dione
    —— <4-<Bis-(2-chlor-ethyl)-amino>-benzoesaeure-<(2-chlor-ethyl)-amid> 92019-92-6 C13H17Cl3N2O
    <4-<Bis-(2-chlor-ethyl)-amino>-benzoesaeure-<(2-chlor-ethyl)-amid>
    —— 4-(2-methyl-2-m-tolyloxypropionylamino)benzoic acid ethyl ester 1160784-52-0 C20H23NO4
    4-(2-methyl-2-m-tolyloxypropionylamino)benzoic acid ethyl ester
    —— 4,5-dihydrotetrazolo[1,5-a][1,4]benzodiazepine-4-spiro-3'-thiophen-6-one 954238-72-3 C12H11N5OS
    4,5-dihydrotetrazolo[1,5-a][1,4]benzodiazepine-4-spiro-3'-thiophen-6-one
    —— 4-Chloro-2-(4-chloro-phenylamino)-benzoic acid hydrazide 25843-75-8 C13H11Cl2N3O
    4-Chloro-2-(4-chloro-phenylamino)-benzoic acid hydrazide
    —— (4S,5S)-2,2,4-Trimethyl-5-(3-oxo-propyl)-oxazolidine-3-carboxylic acid tert-butyl ester 255893-73-3 C14H25NO4
    (4S,5S)-2,2,4-Trimethyl-5-(3-oxo-propyl)-oxazolidine-3-carboxylic acid tert-butyl ester
    —— 4-Methyl-benzaldehyd-<4-p-tolyl-thiosemicarbazon> 98172-98-6 C16H17N3S
    4-Methyl-benzaldehyd-<4-p-tolyl-thiosemicarbazon>
    —— (4-butylphenyl)hydrazine hydrochloride —— C10H17ClN2
    (4-butylphenyl)hydrazine hydrochloride
    —— 4,4,4-Trifluoro-3-hydroxy-1-thiophen-2-yl-3-trifluoromethyl-butan-1-one 34844-19-4 C9H6F6O2S
    4,4,4-Trifluoro-3-hydroxy-1-thiophen-2-yl-3-trifluoromethyl-butan-1-one
    —— 4-(4'-Methylphenyl)-5-(3',4'-dimethoxyphenyl)-4H-1,2,4-triazole-3-thione 122772-22-9 C17H17N3O2S
    4-(4'-Methylphenyl)-5-(3',4'-dimethoxyphenyl)-4H-1,2,4-triazole-3-thione
    —— (4S,5S)-5-(3-hydroxy-9-tetrahydro-2H-2-pyranyloxynonyl)-2,2,4-trimethyl-3-(tert-butoxycarbonyl)-1,3-oxazolidine 255893-74-4 C25H47NO6
    (4S,5S)-5-(3-hydroxy-9-tetrahydro-2H-2-pyranyloxynonyl)-2,2,4-trimethyl-3-(tert-butoxycarbonyl)-1,3-oxazolidine
    —— 4-Oxo-4H-<1>benzofuro<3,2-b>thiopyran-3-carbonitril 132638-75-6 C12H5NO2S
    4-Oxo-4H-<1>benzofuro<3,2-b>thiopyran-3-carbonitril
    —— 4-(4-Fluoro-phenylamino)-pyridine-2-carbonitrile 137225-19-5 C12H8FN3
    4-(4-Fluoro-phenylamino)-pyridine-2-carbonitrile
    —— 4-(3-Methoxy-phenylamino)-pyridine-2-carbonitrile 137225-16-2 C13H11N3O
    4-(3-Methoxy-phenylamino)-pyridine-2-carbonitrile
    —— 4-[(1-Hydroxy-naphthalene-2-carbonyl)-amino]-3-nitro-benzenesulfonyl fluoride 1868-64-0 C17H11FN2O6S
    4-[(1-Hydroxy-naphthalene-2-carbonyl)-amino]-3-nitro-benzenesulfonyl fluoride
    —— 4-methyl-5-methylimino-2-phenylsulfonyl-1,2,4-thiadiazolidin-3-one 134794-17-5 C10H11N3O3S2
    4-methyl-5-methylimino-2-phenylsulfonyl-1,2,4-thiadiazolidin-3-one