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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4,7-trimethyl-6-methylene-3,4,5,6-tetrahydro-2H-azepin-1-ium trifluoromethanesulfonate 1312472-55-1 CHF3O3S*C10H17N
    4,4,7-trimethyl-6-methylene-3,4,5,6-tetrahydro-2H-azepin-1-ium trifluoromethanesulfonate
    —— 4,4-dimethyl-1-(5-phenylethynyl-pyridin-2-yl)-pyrrolidin-2-one 1338490-80-4 C19H18N2O
    4,4-dimethyl-1-(5-phenylethynyl-pyridin-2-yl)-pyrrolidin-2-one
    —— (4aR,8aR)-6,7-Dimethyl-1,1-dioxo-4a,5,8,8a-tetrahydro-1H-1λ<sup>6</sup>-thiochromen-4-one 57123-45-2 C11H14O3S
    (4aR,8aR)-6,7-Dimethyl-1,1-dioxo-4a,5,8,8a-tetrahydro-1H-1λ<sup>6</sup>-thiochromen-4-one
    —— 4-(4-fluoro-phenyl)-1-[4-(5-methyl-[1,2,4]oxadiazol-3-yl)-benzoyl]-piperidine-4-carboxylic acid [1-(4-fluoro-phenyl)-2-methyl-propyl]-amide 1246388-29-3 C32H32F2N4O3
    4-(4-fluoro-phenyl)-1-[4-(5-methyl-[1,2,4]oxadiazol-3-yl)-benzoyl]-piperidine-4-carboxylic acid [1-(4-fluoro-phenyl)-2-methyl-propyl]-amide
    —— <4-(4-nitrobenzoyl)phenyl>-2,3,4-tri-O-acetyl-β-D-xylopyranoside 83355-03-7 C24H23NO11
    <4-(4-nitrobenzoyl)phenyl>-2,3,4-tri-O-acetyl-β-D-xylopyranoside
    —— 4-(3,4-diaminobenzoyl)amino-2-(4-methylpiperazin-1-yl)methylphenol 93958-47-5 C19H25N5O2
    4-(3,4-diaminobenzoyl)amino-2-(4-methylpiperazin-1-yl)methylphenol
    —— (4bR,8aR)-9-benzyl-6,7,8,9-tetrahydro-5H-8a,4b-(epoxyethano)carbazole 1497405-18-1 C21H23NO
    (4bR,8aR)-9-benzyl-6,7,8,9-tetrahydro-5H-8a,4b-(epoxyethano)carbazole
    —— 4-benzyloxycarbonylamino-5-carbamoyl-3-isoxazolidinone 112428-27-0 C12H13N3O5
    4-benzyloxycarbonylamino-5-carbamoyl-3-isoxazolidinone
    —— 4-(3,4-dimethoxyphenyl)-2-(N-tert-butyl-N-ethylaminomethyl)-6,7-dimethoxy-3-valerylquinoline 174524-14-2 C31H42N2O5
    4-(3,4-dimethoxyphenyl)-2-(N-tert-butyl-N-ethylaminomethyl)-6,7-dimethoxy-3-valerylquinoline
    —— [4-(Naphthalen-2-ylmethyl)morpholin-2-yl]methanamine 141815-50-1 C16H20N2O
    [4-(Naphthalen-2-ylmethyl)morpholin-2-yl]methanamine
    —— 4-Acetylpyridine (1,3-dihydro-3,3-dimethyl-2-oxo-2H-indol-6-yl)hydrazone 120791-45-9 C17H18N4O
    4-Acetylpyridine (1,3-dihydro-3,3-dimethyl-2-oxo-2H-indol-6-yl)hydrazone
    —— 4-Pyridin-4-yl-thiazol-2-ylamine; hydriodide 114196-98-4 C8H7N3S*HI
    4-Pyridin-4-yl-thiazol-2-ylamine; hydriodide
    —— 4-[2-(pyrimidin-5-yl)phenyl]pyrimidine 1315336-04-9 C14H10N4
    4-[2-(pyrimidin-5-yl)phenyl]pyrimidine
    —— 4-chloro-3-phenyl-3,4-dihydro-benzo[e][1,3]oxazin-2-one 30190-42-2 C14H10ClNO2
    4-chloro-3-phenyl-3,4-dihydro-benzo[e][1,3]oxazin-2-one
    —— 4-(4-chlorophenyl)-2,3-dipropyl-1-(p-tolyl)cyclopenta[c]chromene 1379004-44-0 C31H29ClO
    4-(4-chlorophenyl)-2,3-dipropyl-1-(p-tolyl)cyclopenta[c]chromene
    —— 4,6-difluoro-1-methyl-2-(5-methylpyridin-3-yl)-1H-benzimidazole 1356482-30-8 C14H11F2N3
    4,6-difluoro-1-methyl-2-(5-methylpyridin-3-yl)-1H-benzimidazole
    —— 4,4-dimethyl-1-methylsulfanyl-pentan-3-one oxime 39196-01-5 C8H17NOS
    4,4-dimethyl-1-methylsulfanyl-pentan-3-one oxime
    —— 4-[4-(1H-indazol-3-yl)-1H-1,2,3-triazol-1-yl]-N-(tetrahydrofuran-2-ylmethyl)benzamide 1383702-67-7 C21H20N6O2
    4-[4-(1H-indazol-3-yl)-1H-1,2,3-triazol-1-yl]-N-(tetrahydrofuran-2-ylmethyl)benzamide
    —— 4-[[5-[(3,4-Dimethoxyphenyl)methyl]-4-(4-fluorophenyl)-1,2,4-triazol-3-yl]methyl]morpholine 1239963-09-7 C22H25FN4O3
    4-[[5-[(3,4-Dimethoxyphenyl)methyl]-4-(4-fluorophenyl)-1,2,4-triazol-3-yl]methyl]morpholine
    —— 4-bromo-6-methyl-2-<i>p</i>-tolyl-chromeno[6,7-<i>d</i>]oxazol-8-one 72193-07-8 C18H12BrNO3
    4-bromo-6-methyl-2-<i>p</i>-tolyl-chromeno[6,7-<i>d</i>]oxazol-8-one
    —— 4-[[[2-[2-(difluoromethoxy)-4-piperidin-4-ylanilino]-5-(trifluoromethyl)pyrimidin-4-yl]amino]methyl]-3,3-dimethyl-1H-indol-2-one 1383678-98-5 C28H29F5N6O2
    4-[[[2-[2-(difluoromethoxy)-4-piperidin-4-ylanilino]-5-(trifluoromethyl)pyrimidin-4-yl]amino]methyl]-3,3-dimethyl-1H-indol-2-one
    —— 4''-O-[3-[[2-[(3-carboxy-7-chloro-1-cyclopropyl-1,4-dihydro-4-oxo-6-quinolinyl)amino]ethyl]amino]propionyl]-11,12-carbonate-(9E)-O-(ethoxymethyl)oximino erythromycin A 688329-25-1 C59H90ClN5O19
    4''-O-[3-[[2-[(3-carboxy-7-chloro-1-cyclopropyl-1,4-dihydro-4-oxo-6-quinolinyl)amino]ethyl]amino]propionyl]-11,12-carbonate-(9E)-O-(ethoxymethyl)oximino erythromycin A
    —— 4-(4-{[(4'-chlorobiphenyl-2-yl)amino]carbonyl}-1,3-thiazol-2-yl)-N-pentyl-piperidine-1-carboxamide 1070180-68-5 C27H31ClN4O2S
    4-(4-{[(4'-chlorobiphenyl-2-yl)amino]carbonyl}-1,3-thiazol-2-yl)-N-pentyl-piperidine-1-carboxamide
    —— 4-Chloro-5-(4-phenyl-5-thioxo-4,5-dihydro-[1,3,4]thiadiazol-2-ylsulfanyl)-[1,2]dithiol-3-one 23748-69-8 C11H5ClN2OS5
    4-Chloro-5-(4-phenyl-5-thioxo-4,5-dihydro-[1,3,4]thiadiazol-2-ylsulfanyl)-[1,2]dithiol-3-one
    —— 4-[(3-chloro-4-fluorophenyl)amino]-7-ethoxy-6-(3-hydroxypropyl)quinoline-3-carboxamide 1024953-04-5 C21H21ClFN3O3
    4-[(3-chloro-4-fluorophenyl)amino]-7-ethoxy-6-(3-hydroxypropyl)quinoline-3-carboxamide
    —— 4-(isoquinoline-5-sulfonyl)-piperazine-2-carboxylic acid 4-methylbenzylamide 1021486-66-7 C22H24N4O3S
    4-(isoquinoline-5-sulfonyl)-piperazine-2-carboxylic acid 4-methylbenzylamide
    —— (4-tert-butyl-3-methoxyphenyl)-[10-(methoxymethyl)-8-pyrimidin-2-yl-11-oxa-3,8-diazaspiro[5.5]undecan-3-yl]methanone 1400641-38-4 C26H36N4O4
    (4-tert-butyl-3-methoxyphenyl)-[10-(methoxymethyl)-8-pyrimidin-2-yl-11-oxa-3,8-diazaspiro[5.5]undecan-3-yl]methanone
    —— 4,8-dichloro-1,5,N,N,N',N'-hexamethyl-1,4,5,8-tetrahydro-1,3,5,7-tetraaza-4,8-diphospha-s-indacene-2,6-diamine 1239364-87-4 C12H18Cl2N6P2
    4,8-dichloro-1,5,N,N,N',N'-hexamethyl-1,4,5,8-tetrahydro-1,3,5,7-tetraaza-4,8-diphospha-s-indacene-2,6-diamine
    —— 4-(6-amino-3-azabicyclo[3.1.0]hexan-3-yl)-N-methyl-2-(3-methylimidazo[4,5-b]pyridin-6-yl)oxy-9H-pyrimido[4,5-b]indol-8-amine 1400802-82-5 C23H23N9O
    4-(6-amino-3-azabicyclo[3.1.0]hexan-3-yl)-N-methyl-2-(3-methylimidazo[4,5-b]pyridin-6-yl)oxy-9H-pyrimido[4,5-b]indol-8-amine
    —— 4-Dimethylamino-benzoic acid 2-(ethyl-phenyl-amino)-ethyl ester 95553-49-4 C19H24N2O2
    4-Dimethylamino-benzoic acid 2-(ethyl-phenyl-amino)-ethyl ester
    —— (4-Nitro-2-chlorphenyl)-isopropyl-carbonat 52302-41-7 C10H10ClNO5
    (4-Nitro-2-chlorphenyl)-isopropyl-carbonat
    —— 4-[3-(2-Piperidin-4-yloxyacetyl)carbazoyl]-2-(carboxymethoxy)phenoxyacetic acid, trifluoroacetic acid salt 161949-06-0 C2HF3O2*C18H23N3O9
    4-[3-(2-Piperidin-4-yloxyacetyl)carbazoyl]-2-(carboxymethoxy)phenoxyacetic acid, trifluoroacetic acid salt
    —— 4-(5H-Dibenzo[a,d]cyclohepten-10-yl)-1-methyl-pyridinium; bromide 16572-78-4 Br*C21H18N
    4-(5H-Dibenzo[a,d]cyclohepten-10-yl)-1-methyl-pyridinium; bromide
    —— 4-[5-(4-fluorobenzyl)oxazole-4-carbonyl]-3-hydroxy-1-methyl-1,5-dihydropyrrol-2-one 500366-20-1 C16H13FN2O4
    4-[5-(4-fluorobenzyl)oxazole-4-carbonyl]-3-hydroxy-1-methyl-1,5-dihydropyrrol-2-one
    —— 4-(Allyl-methyl-amino)-3-isopropyl-phenol 6392-44-5 C13H19NO
    4-(Allyl-methyl-amino)-3-isopropyl-phenol
    —— 4-(3-trifluoromethyl-5-phenyl-1H-pyrazol-1-yl)-6-methylpyrimidin-2-amine 1619900-12-7 C15H12F3N5
    4-(3-trifluoromethyl-5-phenyl-1H-pyrazol-1-yl)-6-methylpyrimidin-2-amine
    —— (4,4-dimethylmorpholin-4-ium-2-yl) 2,2-dimethylpropanoate;iodide 141477-64-7 C11H22NO3*I
    (4,4-dimethylmorpholin-4-ium-2-yl) 2,2-dimethylpropanoate;iodide
    —— 4-ethyl-pteridin-2-ylamine 101259-24-9 C8H9N5
    4-ethyl-pteridin-2-ylamine
    —— 4-trans(?)-cinnamylidenamino-2-hydroxy-benzoic acid 92856-15-0 C16H13NO3
    4-trans(?)-cinnamylidenamino-2-hydroxy-benzoic acid
    —— (4-oxo-5-p-tolyl-oxazolidin-2-ylidene)-acetic acid ethyl ester 29266-38-4 C14H15NO4
    (4-oxo-5-p-tolyl-oxazolidin-2-ylidene)-acetic acid ethyl ester
    —— 4-Methyl-benzaldehyde O-[2-hydroxy-3-(2-methyl-4-nitro-imidazol-1-yl)-propyl]-oxime 139435-96-4 C15H18N4O4
    4-Methyl-benzaldehyde O-[2-hydroxy-3-(2-methyl-4-nitro-imidazol-1-yl)-propyl]-oxime
    —— 4-(2-Phenylsulfonylamino-4-fluorobenzoylamino)benzoic Acid 209685-21-2 C20H15FN2O5S
    4-(2-Phenylsulfonylamino-4-fluorobenzoylamino)benzoic Acid
    —— 4'-[(E)-2-(4-fluorophenyl)vinyl]-1'-pentylspiro[furo[2,3-f][1,3]benzodioxole-7,3'-indol]-2'(1'H)-one 912658-90-3 C29H26FNO4
    4'-[(E)-2-(4-fluorophenyl)vinyl]-1'-pentylspiro[furo[2,3-f][1,3]benzodioxole-7,3'-indol]-2'(1'H)-one
    —— (4-bromophenyl)[1-(4-chlorophenylamino)-2-(4-methoxyphenylamino)pyrrolo[2,1-a]isoquinolin-3-yl]methanone 1047655-01-5 C32H23BrClN3O2
    (4-bromophenyl)[1-(4-chlorophenylamino)-2-(4-methoxyphenylamino)pyrrolo[2,1-a]isoquinolin-3-yl]methanone
    —— 4-cyclohexylamino-6-methyl-benzene-1,3-disulfonic acid diamide 91953-62-7 C13H21N3O4S2
    4-cyclohexylamino-6-methyl-benzene-1,3-disulfonic acid diamide
    —— 4-[1-(2,3-dimethylbenzyl)-4-hydroxy-1H-indol-3-yl]-2-hydroxy-4-oxobut-2-enoic acid 1256351-00-4 C21H19NO5
    4-[1-(2,3-dimethylbenzyl)-4-hydroxy-1H-indol-3-yl]-2-hydroxy-4-oxobut-2-enoic acid
    —— (4S,5S)-4-(3,5-difluorobenzyl)-5-((R)-8-(allyloxy)-2-benzhydryl-1,2,3,4-tetrahydroisoquinolin-3-yl)oxazolidin-2-one 1034607-03-8 C35H32F2N2O3
    (4S,5S)-4-(3,5-difluorobenzyl)-5-((R)-8-(allyloxy)-2-benzhydryl-1,2,3,4-tetrahydroisoquinolin-3-yl)oxazolidin-2-one
    —— 4-Chloro-6,7-dimethoxy-2-phenyl-1,2,3,4-tetrahydro-naphthalene-2-carbonitrile 27374-56-7 C19H18ClNO2
    4-Chloro-6,7-dimethoxy-2-phenyl-1,2,3,4-tetrahydro-naphthalene-2-carbonitrile
    —— 4'-fluoro-3'-(2-nitroacetyl)-methanesulfonanilide 137315-02-7 C9H9FN2O5S
    4'-fluoro-3'-(2-nitroacetyl)-methanesulfonanilide
    —— <4-Hydroxy-4,4-diphenyl-butyliden-2>-cyclohexylamin 14035-45-1 C22H27NO
    <4-Hydroxy-4,4-diphenyl-butyliden-2>-cyclohexylamin