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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,6-Dihydro-thieno[3,4-d]oxazole 5,5-dioxide 129201-22-5 C5H5NO3S
    4,6-Dihydro-thieno[3,4-d]oxazole 5,5-dioxide
    —— 4-(4-Fluorophenyl)-5-pyridin-4-yl-1-(N-ethyl-N-phenylaminocarbonyl)-[1,2,3]triazole 474512-45-3 C22H18FN5O
    4-(4-Fluorophenyl)-5-pyridin-4-yl-1-(N-ethyl-N-phenylaminocarbonyl)-[1,2,3]triazole
    —— [4-(2-aminopyridin-5-yl)thiazol-2-ylthio]-N-[1-(3,4-dichlorobenzyl)piperidin-4-yl]acetamide 1027268-92-3 C22H23Cl2N5OS2
    [4-(2-aminopyridin-5-yl)thiazol-2-ylthio]-N-[1-(3,4-dichlorobenzyl)piperidin-4-yl]acetamide
    —— 4-[4-[2-(1,3-benzoxazol-2-ylsulfanyl)ethoxy]phenyl]sulfonyl-N-hydroxyoxane-4-carboxamide 476182-94-2 C21H22N2O7S2
    4-[4-[2-(1,3-benzoxazol-2-ylsulfanyl)ethoxy]phenyl]sulfonyl-N-hydroxyoxane-4-carboxamide
    —— 4'-bromo-5-(methylthio)-2-phenoxy-3-(phenoxymethyl)-[1,1'-biphenyl]-4-carbonitrile 1196475-97-4 C27H20BrNO2S
    4'-bromo-5-(methylthio)-2-phenoxy-3-(phenoxymethyl)-[1,1'-biphenyl]-4-carbonitrile
    —— (4-Isopropoxyphenyl)acetamidin 58125-04-5 C11H16N2O
    (4-Isopropoxyphenyl)acetamidin
    —— 4-(3-Diethylamino-propylamino)-benzo[g]quinolin-2-ol 56297-61-1 C20H25N3O
    4-(3-Diethylamino-propylamino)-benzo[g]quinolin-2-ol
    —— 4-methyl-3-oxo-N-(2,4,5-trichlorophenyl)pentanamide 1245720-21-1 C12H12Cl3NO2
    4-methyl-3-oxo-N-(2,4,5-trichlorophenyl)pentanamide
    —— 4-<3-Methoxy-phenyl>-2-<pyridyl-(3)>-buttersaeurenitril 6529-30-2 C16H16N2O
    4-<3-Methoxy-phenyl>-2-<pyridyl-(3)>-buttersaeurenitril
    —— 4-ethyl-2,4-dimethyl-5-oxo-imidazolidine-2-carboxylic acid 30163-65-6 C8H14N2O3
    4-ethyl-2,4-dimethyl-5-oxo-imidazolidine-2-carboxylic acid
    —— 4'-bis(4-tert-butylphenyl)amino-2,2':6',2''-terpyridine 1400678-59-2 C35H36N4
    4'-bis(4-tert-butylphenyl)amino-2,2':6',2''-terpyridine
    —— [4S-[4R*,7S*,8R*,9R*,13R*,14R*,16R*(E)]]-14-Azido-4,8,13-trihydroxy-5,5,7,9-tetramethyl-16-[1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]-1-oxacyclohexadecane-2,6-dione 247232-13-9 C26H40N4O6S
    [4S-[4R*,7S*,8R*,9R*,13R*,14R*,16R*(E)]]-14-Azido-4,8,13-trihydroxy-5,5,7,9-tetramethyl-16-[1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]-1-oxacyclohexadecane-2,6-dione
    —— 4-[2-((S)-Benzenesulfinyl)-5-methoxy-1H-indol-3-yl]-butan-1-ol 911136-53-3 C19H21NO3S
    4-[2-((S)-Benzenesulfinyl)-5-methoxy-1H-indol-3-yl]-butan-1-ol
    —— (4aS,4bR,5S,6aS,6bR,9aS,10aS,10bS,12S)-4b,12-difluoro-5-hydroxy-4a,6a-dimethyl-8-(3-methyl-butyl)-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-carboxylic acid 1400571-26-7 C26H35F2NO5
    (4aS,4bR,5S,6aS,6bR,9aS,10aS,10bS,12S)-4b,12-difluoro-5-hydroxy-4a,6a-dimethyl-8-(3-methyl-butyl)-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-carboxylic acid
    —— 4-amino-N-benzoyl-3-methyl-2-chlorophenol 1297596-94-1 C14H12ClNO2
    4-amino-N-benzoyl-3-methyl-2-chlorophenol
    —— 4-allyl-7-fluoro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine 1567214-12-3 C17H23BFNO3
    4-allyl-7-fluoro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine
    —— 4,4-difluoropyrrolidin-3-ol 1638920-21-4 C4H7F2NO
    4,4-difluoropyrrolidin-3-ol
    —— 4-((3-amino-2-cyano-1-(methylthio)-3-oxoprop-1-en-1-yl)amino)benzoic acid 1456732-38-9 C12H11N3O3S
    4-((3-amino-2-cyano-1-(methylthio)-3-oxoprop-1-en-1-yl)amino)benzoic acid
    —— 4-hydroxyphenylacetyl-Pro-Ala-Gly-Pro-MNA 423757-47-5 C34H39N5O7
    4-hydroxyphenylacetyl-Pro-Ala-Gly-Pro-MNA
    —— 4-(6-(6-(2,4-difluorophenyl)imidazo[2,1-b]oxazol-5-yl)-[1,2,4]triazolo[4,3-a]pyridin-.3-yl)-3-fluoro-N-(3-hydroxy-2,2-dimethylpropyl)benzamide 1029528-12-8 C29H23F3N6O3
    4-(6-(6-(2,4-difluorophenyl)imidazo[2,1-b]oxazol-5-yl)-[1,2,4]triazolo[4,3-a]pyridin-.3-yl)-3-fluoro-N-(3-hydroxy-2,2-dimethylpropyl)benzamide
    —— 4-(3-Aminophenyl)-1,4-dihydro-2,6-dimethyl-3,5-pyridine-dicarboxylic acid, n-butyl methyl ester hydrochloride salt 182621-12-1 C20H26N2O4*ClH
    4-(3-Aminophenyl)-1,4-dihydro-2,6-dimethyl-3,5-pyridine-dicarboxylic acid, n-butyl methyl ester hydrochloride salt
    —— 4,4'-Diaethyl-6,6'-dimethyl-2,2'-bichinolin 95620-49-8 C24H24N2
    4,4'-Diaethyl-6,6'-dimethyl-2,2'-bichinolin
    —— 4-Ethoxy-phenyloxamidsaeure-furoyl-(2)-hydrazid 97471-61-9 C15H15N3O5
    4-Ethoxy-phenyloxamidsaeure-furoyl-(2)-hydrazid
    —— 4-Cyan-2-oxo-buttersaeure-ethylester-(5-tropolonylhydrazon) 92376-44-8 C14H15N3O4
    4-Cyan-2-oxo-buttersaeure-ethylester-(5-tropolonylhydrazon)
    —— {4-[4-(2-amino-pyrimidin-5-yl)-2-morpholin-4-yl-5,6-dihydro-pyrrolo[2,3-d]pyrimidin-7-yl]-3-methyl-phenyl}-(4-ethyl-piperazin-1-yl)-methanone 1007210-24-3 C28H35N9O2
    {4-[4-(2-amino-pyrimidin-5-yl)-2-morpholin-4-yl-5,6-dihydro-pyrrolo[2,3-d]pyrimidin-7-yl]-3-methyl-phenyl}-(4-ethyl-piperazin-1-yl)-methanone
    —— 4-Aethylmercapto-2-<4-brom-phenyl>-chinazolin 94206-54-9 C16H13BrN2S
    4-Aethylmercapto-2-<4-brom-phenyl>-chinazolin
    —— 4-<2-(3.3-Dimethyl-azetidino)-ethoxy>-benzaldehyd 92500-26-0 C14H19NO2
    4-<2-(3.3-Dimethyl-azetidino)-ethoxy>-benzaldehyd
    —— 4-Amino-5-sulfamoyl-2-trifluormethyl-thiophenol 781-90-8 C7H7F3N2O2S2
    4-Amino-5-sulfamoyl-2-trifluormethyl-thiophenol
    —— 4-Nitro-5-hexanoylamino-3-methyl-isothiazol 91977-91-2 C10H15N3O3S
    4-Nitro-5-hexanoylamino-3-methyl-isothiazol
    —— 4-chloro-3-(2-chloro-ethyl)-2-methyl-quinolin-7-ol 674289-09-9 C12H11Cl2NO
    4-chloro-3-(2-chloro-ethyl)-2-methyl-quinolin-7-ol
    —— (4-C2H5O2CC6H4)2SbCl 125715-86-8 C18H18ClO4Sb
    (4-C2H5O2CC6H4)2SbCl
    —— (4-Methoxy-phenyl)-(2,4-dihydroxy-3,6-dimethoxy-benzoyl)-methan 93653-04-4 C17H18O6
    (4-Methoxy-phenyl)-(2,4-dihydroxy-3,6-dimethoxy-benzoyl)-methan
    —— 4-Methoxyformamino-benzolsulfonsaeure-N'-cyclopentyliden-hydrazid 96932-66-0 C13H17N3O4S
    4-Methoxyformamino-benzolsulfonsaeure-N'-cyclopentyliden-hydrazid
    —— 4-(2,4-Dinitro-phenylhydrazono)-2,2-dimethyl-3-phenyl-6-<naphthyl-(1)>-hexan-carbonsaeure-(1) 1853-20-9 C31H30N4O6
    4-(2,4-Dinitro-phenylhydrazono)-2,2-dimethyl-3-phenyl-6-<naphthyl-(1)>-hexan-carbonsaeure-(1)
    —— 4-(cyclohexylmethoxy)-2-nitroaniline 880384-30-5 C13H18N2O3
    4-(cyclohexylmethoxy)-2-nitroaniline
    —— 4-bromo-2,5-dichloro-N-[(3R)-1-cyano-3-pyrrolidinyl]-3-thiophenesulfonamide 1191289-79-8 C9H8BrCl2N3O2S2
    4-bromo-2,5-dichloro-N-[(3R)-1-cyano-3-pyrrolidinyl]-3-thiophenesulfonamide
    —— 4-(2-nitro-anilino)-benzenediazonium-betaine 36071-21-3 C12H8N4O2
    4-(2-nitro-anilino)-benzenediazonium-betaine
    —— (4Z,5E)-4-[(4-{[2,4-bis(trifluoromethyl)benzyl]oxy}-3-methoxyphenyl)methylidene]-1-ethyl-3-methyl-5-(methylimino)imidazolidin-2-one 1264752-28-4 C24H23F6N3O3
    (4Z,5E)-4-[(4-{[2,4-bis(trifluoromethyl)benzyl]oxy}-3-methoxyphenyl)methylidene]-1-ethyl-3-methyl-5-(methylimino)imidazolidin-2-one
    —— 4-ethyl-8-(3-phenoxy-propyl)-1-oxa-3,8-diaza-spiro[4.5]decan-2-one 53491-26-2 C18H26N2O3
    4-ethyl-8-(3-phenoxy-propyl)-1-oxa-3,8-diaza-spiro[4.5]decan-2-one
    —— 4-ethoxy-5-nitro-1<i>H</i>-pyrimidin-2-one 99969-09-2 C6H7N3O4
    4-ethoxy-5-nitro-1<i>H</i>-pyrimidin-2-one
    —— 4-chloro-N-(3-(2-cyanoethyl)phenethyl)benzenesulfonamide 1333145-08-6 C17H17ClN2O2S
    4-chloro-N-(3-(2-cyanoethyl)phenethyl)benzenesulfonamide
    —— (4aS,4bS,8aS)-8,8a-Dimethyl-1-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-4,4a,4b,5,6,8a,9,10-octahydro-3H-phenanthren-2-one 86680-11-7 C22H32O3
    (4aS,4bS,8aS)-8,8a-Dimethyl-1-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-4,4a,4b,5,6,8a,9,10-octahydro-3H-phenanthren-2-one
    —— 4-Ethyl-2-(6-fluoro-benzothiazol-2-yl)-5-methyl-2H-pyrazol-3-ol 92537-79-6 C13H12FN3OS
    4-Ethyl-2-(6-fluoro-benzothiazol-2-yl)-5-methyl-2H-pyrazol-3-ol
    —— 4-({4-[bis-(2-hydroxy-ethyl)-amino]-phenylimino}-cyano-acetyl)-morpholine 22714-84-7 C17H22N4O4
    4-({4-[bis-(2-hydroxy-ethyl)-amino]-phenylimino}-cyano-acetyl)-morpholine
    —— 4-isopropyl-3-(methoxymethyl)-1-phenylisoquinoline 1352638-51-7 C20H21NO
    4-isopropyl-3-(methoxymethyl)-1-phenylisoquinoline
    —— 4-(1-Methoxy-1-methyl-ethoxy)-1-(4-methoxy-2-trimethylsilanylmethyl-phenyl)-5-methyl-hex-5-en-1-ol 903528-17-6 C22H38O4Si
    4-(1-Methoxy-1-methyl-ethoxy)-1-(4-methoxy-2-trimethylsilanylmethyl-phenyl)-5-methyl-hex-5-en-1-ol
    —— 4-[2-[4-[[2-[[3-[3-Carboxypropyl(ethyl)sulfamoyl]benzoyl]amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carbonyl]amino]phenyl]ethyl]benzoic acid 1346134-85-7 C37H39N3O8S2
    4-[2-[4-[[2-[[3-[3-Carboxypropyl(ethyl)sulfamoyl]benzoyl]amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carbonyl]amino]phenyl]ethyl]benzoic acid
    —— 4-phenyl-2-(pyrrolidin-1-yl)quinazoline 332867-63-7 C18H17N3
    4-phenyl-2-(pyrrolidin-1-yl)quinazoline
    —— 4-chloro-N-(1-(piperidin-4-yl)-1H-benzo[d]imidazol-2-yl)benzamide hydrochloride 1575819-10-1 C19H19ClN4O*ClH
    4-chloro-N-(1-(piperidin-4-yl)-1H-benzo[d]imidazol-2-yl)benzamide hydrochloride
    —— 4-(dodecane-1-sulfenyl)-morpholine 19117-38-5 C16H33NOS
    4-(dodecane-1-sulfenyl)-morpholine