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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Anilino-6,7-dimethoxy-cinnolin 20988-78-7 C16H15N3O2
    4-Anilino-6,7-dimethoxy-cinnolin
    —— 4-Crotonamido-N-t-butylphthalimid 56131-23-8 C16H18N2O3
    4-Crotonamido-N-t-butylphthalimid
    —— 4-(7-chloro-4-quinolinyl)-N-(3-hydroxycycloheptyl)-1-piperazinecarboxamide 643043-26-9 C21H27ClN4O2
    4-(7-chloro-4-quinolinyl)-N-(3-hydroxycycloheptyl)-1-piperazinecarboxamide
    —— 4-{6-[10-(tert-butyl-diphenyl-silanyloxy)-6,11-bis-methoxymethoxy-2-methyl-4-methylene-13-phenyl-trideca-7,12-dienyl]-5,6-dihydro-2H-pyran-2-yl}-but-2-en-1-ol 916771-85-2 C50H68O7Si
    4-{6-[10-(tert-butyl-diphenyl-silanyloxy)-6,11-bis-methoxymethoxy-2-methyl-4-methylene-13-phenyl-trideca-7,12-dienyl]-5,6-dihydro-2H-pyran-2-yl}-but-2-en-1-ol
    —— 4-(5,7-dichloro-2H-benzopyran-2-yl)-2-hydroxybutyric acid 99667-42-2 C13H12Cl2O4
    4-(5,7-dichloro-2H-benzopyran-2-yl)-2-hydroxybutyric acid
    —— (4R)-3-[(R)-3-(4-bromophenyl)hex-5-enoyl]-4-phenyl-1,3-oxazolidin-2-one 690257-89-7 C21H20BrNO3
    (4R)-3-[(R)-3-(4-bromophenyl)hex-5-enoyl]-4-phenyl-1,3-oxazolidin-2-one
    —— 4-(4-Chloro-phenyl)-2-isothiocyanato-thiophene-3-carboxylic acid ethyl ester 109315-58-4 C14H10ClNO2S2
    4-(4-Chloro-phenyl)-2-isothiocyanato-thiophene-3-carboxylic acid ethyl ester
    —— 4'-{3-[({1-[2-carboxy-3-(2-methoxyethoxy)-propyl]cyclopentanecarbonyl}amino)methyl]-5-propyl-[1,2,4]triazol-1-ylmethyl}biphenyl-2-carboxylic acid 1206696-59-4 C33H42N4O7
    4'-{3-[({1-[2-carboxy-3-(2-methoxyethoxy)-propyl]cyclopentanecarbonyl}amino)methyl]-5-propyl-[1,2,4]triazol-1-ylmethyl}biphenyl-2-carboxylic acid
    —— 4'-((4-(undec-10-en-1-yloxy)benzoyl)oxy)-[1,1'-biphenyl]-3-yl 4-((4-(undecyloxy)benzoyl)oxy)benzoate 882053-64-7 C55H64O8
    4'-((4-(undec-10-en-1-yloxy)benzoyl)oxy)-[1,1'-biphenyl]-3-yl 4-((4-(undecyloxy)benzoyl)oxy)benzoate
    —— 4-Pentene-1,3-diol, 2,4-dimethyl-1-phenyl-, (1R*,2S*,3R*)- 116047-24-6 C13H18O2
    4-Pentene-1,3-diol, 2,4-dimethyl-1-phenyl-, (1R*,2S*,3R*)-
    —— 4,7-dichloro-6-nitro-3H-isobenzofuran-1-one 573692-33-8 C8H3Cl2NO4
    4,7-dichloro-6-nitro-3H-isobenzofuran-1-one
    —— 4,7-diacetyloxyperopyrene 60294-15-7 C30H18O4
    4,7-diacetyloxyperopyrene
    —— 4-Acetoxy-6,7-benzocumarin 4224-90-2 C15H10O4
    4-Acetoxy-6,7-benzocumarin
    —— 4-Ethyl-1-phenethyl-1,2,5,6-tetrahydro-pyridin 94877-80-2 C15H21N
    4-Ethyl-1-phenethyl-1,2,5,6-tetrahydro-pyridin
    —— 4-naphthalen-1-yloxy-1H-quinolin-2-one 1217129-88-8 C19H13NO2
    4-naphthalen-1-yloxy-1H-quinolin-2-one
    —— 4-(4-Methylpiperazine-1-yl)-3-n-propylsulfamoylbenzoic acid-hydrochloride 59210-54-7 C15H23N3O4S*ClH
    4-(4-Methylpiperazine-1-yl)-3-n-propylsulfamoylbenzoic acid-hydrochloride
    —— 4-methyl-3-oxo-N-(4-pyridyl)-4-aza-5α-pregnane-21-carboxamide 153114-90-0 C27H39N3O2
    4-methyl-3-oxo-N-(4-pyridyl)-4-aza-5α-pregnane-21-carboxamide
    —— 4-[4-(1,2-dihydro-1-methyl-2-oxoquinolin-6-ylmethoxy)-3-methoxyphenyl]-4-methoxytetrahydropyran 133739-59-0 C24H27NO5
    4-[4-(1,2-dihydro-1-methyl-2-oxoquinolin-6-ylmethoxy)-3-methoxyphenyl]-4-methoxytetrahydropyran
    —— (-)-(4AS,6S,8AR)-3,4,4a,5,6,7,8,8a-Octahydro-6-((4-methoxyphenyl)methyl)-1-(phenylmethyl)quinolin-2(1H)-one 171493-02-0 C24H29NO2
    (-)-(4AS,6S,8AR)-3,4,4a,5,6,7,8,8a-Octahydro-6-((4-methoxyphenyl)methyl)-1-(phenylmethyl)quinolin-2(1H)-one
    —— 4-(1,2,2-Tricyan-vinyl-amino)-phenyl-schwefelpentafluorid 3094-45-9 C11H5F5N4S
    4-(1,2,2-Tricyan-vinyl-amino)-phenyl-schwefelpentafluorid
    —— 4-(2,4-Dimethoxy-phenyl)-flavan 95431-31-5 C23H22O3
    4-(2,4-Dimethoxy-phenyl)-flavan
    —— 4-Amino-selenochroman 92799-01-4 C9H11NSe
    4-Amino-selenochroman
    —— 4-(2-Methyl-4-oxo-4H-quinazolin-3-yl)-N-thiazol-2-yl-benzenesulfonamide; hydrochloride 2185-85-5 C18H14N4O3S2*ClH
    4-(2-Methyl-4-oxo-4H-quinazolin-3-yl)-N-thiazol-2-yl-benzenesulfonamide; hydrochloride
    —— 4,6-Diamino-5-<N-butyloxycarbonyl-formylamino>-pyrimidin 91978-47-1 C10H15N5O3
    4,6-Diamino-5-<N-butyloxycarbonyl-formylamino>-pyrimidin
    —— 4-Acetoxy-4-acetyl-2,2-dimethyl-tetrahydro-thiopyran-1,1-dioxid 96731-72-5 C11H18O5S
    4-Acetoxy-4-acetyl-2,2-dimethyl-tetrahydro-thiopyran-1,1-dioxid
    —— 4-Acetoxyimino-4-(indolyl-3)-buttersaeure 92192-26-2 C14H14N2O4
    4-Acetoxyimino-4-(indolyl-3)-buttersaeure
    —— 4-Amino-7-ethoxy-2-ethylmercapto-6-benzyl-pteridin 93730-97-3 C17H19N5OS
    4-Amino-7-ethoxy-2-ethylmercapto-6-benzyl-pteridin
    —— 4-p-Fluormethylphenyl-cyclohex-3-en-1-ol 36716-76-4 C12H13FO
    4-p-Fluormethylphenyl-cyclohex-3-en-1-ol
    —— [(4-bromo-phenyl)-piperazin-1-yl]-acetic acid hydrazide 68104-82-5 C12H17BrN4O
    [(4-bromo-phenyl)-piperazin-1-yl]-acetic acid hydrazide
    —— 4-(azidomethyl)-2,8,8-trimethyl-10H-[1,3]dioxino[4,5-h]quinoline 1427512-55-7 C15H16N4O2
    4-(azidomethyl)-2,8,8-trimethyl-10H-[1,3]dioxino[4,5-h]quinoline
    —— 4-methoxymethyl-piperidine-1-carboxylic acid (7-methoxy-4-morpholin-4-yl-thiazolo[5,4-c]pyridin-2-yl)-amide 848580-30-3 C19H27N5O4S
    4-methoxymethyl-piperidine-1-carboxylic acid (7-methoxy-4-morpholin-4-yl-thiazolo[5,4-c]pyridin-2-yl)-amide
    —— (4R,5S)-4-(2-Methoxy-benzyloxymethyl)-icos-1-en-5-ol 162306-71-0 C29H50O3
    (4R,5S)-4-(2-Methoxy-benzyloxymethyl)-icos-1-en-5-ol
    —— 4-(2,6-difluorophenyl)-4-vinyl-1,3-dioxolan-2-one 1610616-82-4 C11H8F2O3
    4-(2,6-difluorophenyl)-4-vinyl-1,3-dioxolan-2-one
    —— 4-iodo-4-methyl-1-phenylpentan-1-one 77070-50-9 C12H15IO
    4-iodo-4-methyl-1-phenylpentan-1-one
    —— (4R,5S)-4-[(2R,3R,4S,5S,6R)-4-(tert-Butyl-dimethyl-silanyloxy)-6-((R)-2-hydroxy-3-methoxy-propyl)-2-methoxy-3,5-dimethyl-tetrahydro-pyran-2-yl]-5-[(E)-(2S,3S)-3-(tert-butyl-dimethyl-silanyloxy)-7-iodo-2-methoxy-oct-6-enyl]-[1,3]dioxolan-2-one 400763-84-0 C36H69IO10Si2
    (4R,5S)-4-[(2R,3R,4S,5S,6R)-4-(tert-Butyl-dimethyl-silanyloxy)-6-((R)-2-hydroxy-3-methoxy-propyl)-2-methoxy-3,5-dimethyl-tetrahydro-pyran-2-yl]-5-[(E)-(2S,3S)-3-(tert-butyl-dimethyl-silanyloxy)-7-iodo-2-methoxy-oct-6-enyl]-[1,3]dioxolan-2-one
    —— 4-amino-6-(((1S)-1-(1-cyclopropyl-7-(methyl-sulfonyl)-1H-benzimidazol-2-yl)ethyl)amino)-5-pyrimidinecarbonitrile 1338484-27-7 C18H19N7O2S
    4-amino-6-(((1S)-1-(1-cyclopropyl-7-(methyl-sulfonyl)-1H-benzimidazol-2-yl)ethyl)amino)-5-pyrimidinecarbonitrile
    —— 4-(6-thiophen-2-yl-pyrimidin-4-yl)-piperazine-1-carboxylic acid tert-butyl ester 1130759-39-5 C17H22N4O2S
    4-(6-thiophen-2-yl-pyrimidin-4-yl)-piperazine-1-carboxylic acid tert-butyl ester
    —— 4-borono-2-(1-hydroxyethyl)-6-(trimethylsilyl)benzoic acid 1449291-61-5 C12H19BO5Si
    4-borono-2-(1-hydroxyethyl)-6-(trimethylsilyl)benzoic acid
    —— 4-[(2-{[3-(1,1-dimethylethyl)phenyl]amino}-1-methyl-1H-benzimidazol-5-yl)oxy]-N-ethylpyridine-2-carboxamide 611219-62-6 C26H29N5O2
    4-[(2-{[3-(1,1-dimethylethyl)phenyl]amino}-1-methyl-1H-benzimidazol-5-yl)oxy]-N-ethylpyridine-2-carboxamide
    —— 4-({2-[(4-chlorophenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-(2-pyridin-4-ylethyl)pyridine-2-carboxamide 611223-73-5 C27H23ClN6O2
    4-({2-[(4-chlorophenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-(2-pyridin-4-ylethyl)pyridine-2-carboxamide
    —— 4-tert-butyl-N-(3-{5-[3-(3-dimethylamino-propyl)-ureido]-1-methyl-6-oxo-1,6-dihydro-pyridin-3-yl}-2-methyl-phenyl)-benzamide 1147529-93-8 C30H39N5O3
    4-tert-butyl-N-(3-{5-[3-(3-dimethylamino-propyl)-ureido]-1-methyl-6-oxo-1,6-dihydro-pyridin-3-yl}-2-methyl-phenyl)-benzamide
    —— 4,5-dihydroxy-2,7-diiodonaphthalene 1027521-55-6 C10H6I2O2
    4,5-dihydroxy-2,7-diiodonaphthalene
    —— 4-[(3-acetoxy-4-chlorophenyl)thio]benzoic acid 1257087-40-3 C15H11ClO4S
    4-[(3-acetoxy-4-chlorophenyl)thio]benzoic acid
    —— 4-Amino-5-dimethylaminopyrimidin 53250-03-6 C6H10N4
    4-Amino-5-dimethylaminopyrimidin
    —— 4-(2-Hydroxyethyl)-4-aza-5α-androstan-17β-ol 72204-82-1 C20H35NO2
    4-(2-Hydroxyethyl)-4-aza-5α-androstan-17β-ol
    —— 4-cyanophenyl β-D-galactopyranosyl-(1->3)-β-D-glucopyranoside 1093186-56-1 C19H25NO11
    4-cyanophenyl β-D-galactopyranosyl-(1->3)-β-D-glucopyranoside
    —— 4-((2S,3S)-3-Isopropyl-oxiranyl)-butan-2-one 133909-63-4 C9H16O2
    4-((2S,3S)-3-Isopropyl-oxiranyl)-butan-2-one
    —— 4-Piperidino-1-methyl-1,1-pentamethylen-3-piperidinomethyl-butanon-(2) 95135-54-9 C21H38N2O
    4-Piperidino-1-methyl-1,1-pentamethylen-3-piperidinomethyl-butanon-(2)
    —— 4-Brom-2'.5'-dichlor-3-sulfamyl-benzanilid 91805-33-3 C13H9BrCl2N2O3S
    4-Brom-2'.5'-dichlor-3-sulfamyl-benzanilid
    —— 4,4'-Bis-<2,4-dioxy-benzolazo>-diphenyl 72220-05-4 C24H18N4O4
    4,4'-Bis-<2,4-dioxy-benzolazo>-diphenyl