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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-bromo-5-hydroxy-2-nitrobenzoic acid 39978-90-0 C7H4BrNO5
    4-bromo-5-hydroxy-2-nitrobenzoic acid
    —— 4-(4-Ethylthiophen-2-yl)-2-nitrophenol 1261963-61-4 C12H11NO3S
    4-(4-Ethylthiophen-2-yl)-2-nitrophenol
    —— (4-morpholinophenyl)(3-(quinolin-2-yl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)methanone 1338373-20-8 C25H24N6O2
    (4-morpholinophenyl)(3-(quinolin-2-yl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)methanone
    —— [4-oxo-5-(4-phenoxyphenylmethylidene)-2-phenyliminothiazolidin-3-yl]acetic acid 1312775-93-1 C24H18N2O4S
    [4-oxo-5-(4-phenoxyphenylmethylidene)-2-phenyliminothiazolidin-3-yl]acetic acid
    —— 4,4'-((3,5-difluoro-1,2-phenylene)bis(ethyne-2,1-diyl))bis(tert-butylbenzene) 1384868-93-2 C30H28F2
    4,4'-((3,5-difluoro-1,2-phenylene)bis(ethyne-2,1-diyl))bis(tert-butylbenzene)
    —— 4-bromomethyl-2,7-dichloro-quinoline 1188317-01-2 C10H6BrCl2N
    4-bromomethyl-2,7-dichloro-quinoline
    —— (4R,5R)-4-[5-(cyclopropylmethyl-amino)-2-fluoro-phenyl]-5-fluoro-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-ylamine 1414876-08-6 C15H19F2N3O
    (4R,5R)-4-[5-(cyclopropylmethyl-amino)-2-fluoro-phenyl]-5-fluoro-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-ylamine
    —— 4-(3-chloro-5-(oxazol-2-ylmethyl)pyridin-2-yl)-N-(5-(trifluoromethyl)pyridin-2-yl)-5,6-dihydropyridine-1(2H)-carboxamide 1412944-86-5 C21H17ClF3N5O2
    4-(3-chloro-5-(oxazol-2-ylmethyl)pyridin-2-yl)-N-(5-(trifluoromethyl)pyridin-2-yl)-5,6-dihydropyridine-1(2H)-carboxamide
    —— 4-phenyl-2-(trityloxymethyl)-2,5-dihydrofuran 1365118-03-1 C30H26O2
    4-phenyl-2-(trityloxymethyl)-2,5-dihydrofuran
    —— 4-Hydroxy-6-oxo-2-phenyl-cyclohex-1-enecarboxylic acid methyl ester 53437-06-2 C14H14O4
    4-Hydroxy-6-oxo-2-phenyl-cyclohex-1-enecarboxylic acid methyl ester
    —— 4-methoxy-7-(6-methoxy-1-oxo-3,4-dihydro-2H-naphthalen-2-yl)-2-benzofuran-1,3-dione 116672-95-8 C20H16O6
    4-methoxy-7-(6-methoxy-1-oxo-3,4-dihydro-2H-naphthalen-2-yl)-2-benzofuran-1,3-dione
    —— (4R,5R)-5-formyl-1,2-dimethyl-4-nitrocyclohex-1-ene 125488-63-3 C9H13NO3
    (4R,5R)-5-formyl-1,2-dimethyl-4-nitrocyclohex-1-ene
    —— 4-Thiazolemethanamine, 2-(5-pyrimidinyl)- 1529580-00-4 C8H8N4S
    4-Thiazolemethanamine, 2-(5-pyrimidinyl)-
    —— 4-cyano-2,7-diphenyl-6-(dimethylamino)-pyrimido[5,4-c]pyridazine-3,8-dione 1375150-53-0 C21H16N6O2
    4-cyano-2,7-diphenyl-6-(dimethylamino)-pyrimido[5,4-c]pyridazine-3,8-dione
    —— 4-(1-Ethoxy-ethyl)-[1,1']bi[bicyclo[2.1.1]hexyl] 142133-74-2 C16H26O
    4-(1-Ethoxy-ethyl)-[1,1']bi[bicyclo[2.1.1]hexyl]
    —— 4-(6-(1-t-butoxycarbonylpyrrolidin-2-yl)oxindol-3-yl)-6-methoxy-7-(3-morpholinopropoxy)quinazoline 199328-37-5 C33H41N5O6
    4-(6-(1-t-butoxycarbonylpyrrolidin-2-yl)oxindol-3-yl)-6-methoxy-7-(3-morpholinopropoxy)quinazoline
    —— 4-carbamoyl-2,6-dichlorobenzoic acid 1415124-89-8 C8H5Cl2NO3
    4-carbamoyl-2,6-dichlorobenzoic acid
    —— 4-chloro-N-[3-iodo-5-(2,3,5,6-tetrahydroimidazo[2,1-b][1,3]thiazol-6-yl)phenyl]benzamide 145028-63-3 C18H15ClIN3OS
    4-chloro-N-[3-iodo-5-(2,3,5,6-tetrahydroimidazo[2,1-b][1,3]thiazol-6-yl)phenyl]benzamide
    —— 4-(benzyloxy)-1-(8-fluoro-2,5-dimethyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indol-7-yl)pyridin-2(1H)-one hydrochloride 1173153-18-8 C25H24FN3O2*ClH
    4-(benzyloxy)-1-(8-fluoro-2,5-dimethyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indol-7-yl)pyridin-2(1H)-one hydrochloride
    —— 4-(4-hydroxy-3-methylphenyl)-6-{3-[(2-oxo-2-piperazin-1-ylethyl)oxy]phenyl}pyrimidin-2(1H)-one 1076188-09-4 C23H24N4O4
    4-(4-hydroxy-3-methylphenyl)-6-{3-[(2-oxo-2-piperazin-1-ylethyl)oxy]phenyl}pyrimidin-2(1H)-one
    —— 4-(4-{[(4'-chlorobiphenyl-2-yl)amino]carbonyl}-1,3-thiazol-2-yl)-N-propyl-piperidine-1-carboxamide 1070186-33-2 C25H27ClN4O2S
    4-(4-{[(4'-chlorobiphenyl-2-yl)amino]carbonyl}-1,3-thiazol-2-yl)-N-propyl-piperidine-1-carboxamide
    —— [(4aR,6S,7R,8R,8aS)-6-Allyloxy-8-hydroxy-2-(4-nitro-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl]-carbamic acid 9H-fluoren-9-ylmethyl ester 400843-90-5 C31H30N2O9
    [(4aR,6S,7R,8R,8aS)-6-Allyloxy-8-hydroxy-2-(4-nitro-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl]-carbamic acid 9H-fluoren-9-ylmethyl ester
    —— (4-chlorophenyl )(4-(imidazol-1-ylmethyl )phenyl)methanone 1050527-67-7 C17H13ClN2O
    (4-chlorophenyl )(4-(imidazol-1-ylmethyl )phenyl)methanone
    —— 4-phenyl-2-[(pyridin-2-ylmethyl)methylamino]pyrimidine-5-carboxylic acid (2-hydroxy-1-methyl-2-phenylethyl)methylamide 862877-01-8 C28H29N5O2
    4-phenyl-2-[(pyridin-2-ylmethyl)methylamino]pyrimidine-5-carboxylic acid (2-hydroxy-1-methyl-2-phenylethyl)methylamide
    —— 4-{4-[5-(4-ethoxy-anilino)-3-methyl-3<i>H</i>-[1,3,4]thiadiazol-2-ylidene]-but-2-enylidene}-2-phenyl-4<i>H</i>-oxazol-5-one 38124-54-8 C24H22N4O3S
    4-{4-[5-(4-ethoxy-anilino)-3-methyl-3<i>H</i>-[1,3,4]thiadiazol-2-ylidene]-but-2-enylidene}-2-phenyl-4<i>H</i>-oxazol-5-one
    —— 4-Fluor-2-amino-9-oxo-fluoren 317-67-9 C13H8FNO
    4-Fluor-2-amino-9-oxo-fluoren
    —— (4R,5S,6S)-3-((2R,3R,4R)-2-Dimethylcarbamoyl-4-hydroxymethyl-oxetan-3-ylsulfanyl)-6-((R)-1-hydroxy-ethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester 195000-97-6 C24H29N3O9S
    (4R,5S,6S)-3-((2R,3R,4R)-2-Dimethylcarbamoyl-4-hydroxymethyl-oxetan-3-ylsulfanyl)-6-((R)-1-hydroxy-ethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester
    —— 4,9-dipropyldecahydro-5l4,10l4-[1,3,2,4]diazadiboreto[1,2-a:3,4-a']bis([1,2]azaborole)-4,9-diium 32492-34-5 C12H28B2N2
    4,9-dipropyldecahydro-5l4,10l4-[1,3,2,4]diazadiboreto[1,2-a:3,4-a']bis([1,2]azaborole)-4,9-diium
    —— 4-{3-[1-(3-isopropyl-[1,2,4]oxadiazol-5-yl)-piperidin-4-yl]propoxy}-2-methyl-N-((R)-2-oxo-pyrrolidin-3-yl)benzamide 1204309-79-4 C25H35N5O4
    4-{3-[1-(3-isopropyl-[1,2,4]oxadiazol-5-yl)-piperidin-4-yl]propoxy}-2-methyl-N-((R)-2-oxo-pyrrolidin-3-yl)benzamide
    —— 4-{4-[(R)-2-(2-bromophenyl)-1-carboxymethylethylcarbamoyl]-2-butylimidazol-1-ylmethyl}naphthalene-1-carboxylic acid 1206696-54-9 C30H30BrN3O5
    4-{4-[(R)-2-(2-bromophenyl)-1-carboxymethylethylcarbamoyl]-2-butylimidazol-1-ylmethyl}naphthalene-1-carboxylic acid
    —— 4-(bromomethyl)-6-[2-chlorophenyl]pyrimidine 1332503-31-7 C11H8BrClN2
    4-(bromomethyl)-6-[2-chlorophenyl]pyrimidine
    —— 4-chloro-3-(4-(6-methylpyrimidin-4-ylamino)-3H-imidazo[4,5-c]pyridin-2-yl)benzonitrile 1334410-24-0 C18H12ClN7
    4-chloro-3-(4-(6-methylpyrimidin-4-ylamino)-3H-imidazo[4,5-c]pyridin-2-yl)benzonitrile
    —— 4-(4-cyano-pyridin-2-ylamino)-piperidine-1-carboxylic acid tert-butyl ester 1007838-58-5 C16H22N4O2
    4-(4-cyano-pyridin-2-ylamino)-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-[3-[difluoro-(6-fluoro-2-methylindazol-5-yl)methyl]-[1,2,4]triazolo[4,3-b]pyridazin-6-yl]-N-ethyl-2-fluorobenzamide 1440964-68-0 C23H17F4N7O
    4-[3-[difluoro-(6-fluoro-2-methylindazol-5-yl)methyl]-[1,2,4]triazolo[4,3-b]pyridazin-6-yl]-N-ethyl-2-fluorobenzamide
    —— 4-isobutoxy-2,6-dimethyl-pyrimidine 66742-96-9 C10H16N2O
    4-isobutoxy-2,6-dimethyl-pyrimidine
    —— 4-(4-ethyl-phenyl)-3-(3H-imidazol-4-yl)-2-oxo-1,2-dihydro-quinoline-6-carbonitrile 835881-25-9 C21H16N4O
    4-(4-ethyl-phenyl)-3-(3H-imidazol-4-yl)-2-oxo-1,2-dihydro-quinoline-6-carbonitrile
    —— 4-tert-butyl-carbonyloxy-N-[3-(4-tert-butyl-cyclohex-1-yl)phenyl]-3-methoxybenzenethanamide 478401-08-0 C30H41NO4
    4-tert-butyl-carbonyloxy-N-[3-(4-tert-butyl-cyclohex-1-yl)phenyl]-3-methoxybenzenethanamide
    —— 4-oxo-1,2,3,4-tetrahydroquinoline-3-carbonitrile 1333218-18-0 C10H8N2O
    4-oxo-1,2,3,4-tetrahydroquinoline-3-carbonitrile
    —— 4,9-dioxo-5,8-dinitro-1,2,4-triazolo[3,4-d]-1,2,4-triazolo[3,4-f]furazano[3,4-b]pyrazine 255867-28-8 C6N10O7
    4,9-dioxo-5,8-dinitro-1,2,4-triazolo[3,4-d]-1,2,4-triazolo[3,4-f]furazano[3,4-b]pyrazine
    —— 4-Amino-4'-valeramido-diphenylsulfon 51688-39-2 C17H20N2O3S
    4-Amino-4'-valeramido-diphenylsulfon
    —— 4-(2-pyridyl)-2-heptanone oxime 90340-92-4 C12H18N2O
    4-(2-pyridyl)-2-heptanone oxime
    —— 4.6-dinitro-2-hydroxy-1.3-dimethyl-5-<i>tert</i>-butyl-benzene 99758-82-4 C12H16N2O5
    4.6-dinitro-2-hydroxy-1.3-dimethyl-5-<i>tert</i>-butyl-benzene
    —— (4E/Z)-4-(4-bromobenzylidene)-1-(cyclopropylmethyl)azepane 1425972-40-2 C17H22BrN
    (4E/Z)-4-(4-bromobenzylidene)-1-(cyclopropylmethyl)azepane
    —— <4R<sup>*</sup>-(4α,4aα,6β,8aα)>-4,4a,5,6,7,8,8a-hexahydro-6-t-butyl-4-methyl-8a-(4-morpholinyl)-3-phenyl-benzo<e>-1,2-oxazine N-oxide 114390-77-1 C23H34N2O3
    <4R<sup>*</sup>-(4α,4aα,6β,8aα)>-4,4a,5,6,7,8,8a-hexahydro-6-t-butyl-4-methyl-8a-(4-morpholinyl)-3-phenyl-benzo<e>-1,2-oxazine N-oxide
    —— (4R)-4-<2'-Fluoro-3'-<(2''R,5''S)-2'',5''-dihydro-3'',6''-dimethoxy-2''-isopropylpyrazin-5''-yl>prop-1'-enyl>-2,2-dimethyloxazolidin-3-carbonsaeure-(tert-butyl)ester 142573-61-3 C22H36FN3O5
    (4R)-4-<2'-Fluoro-3'-<(2''R,5''S)-2'',5''-dihydro-3'',6''-dimethoxy-2''-isopropylpyrazin-5''-yl>prop-1'-enyl>-2,2-dimethyloxazolidin-3-carbonsaeure-(tert-butyl)ester
    —— (-)-4,(9S)-dimethyl-3,7-dioxo-Δ<sup>4(10)</sup>-octalin 108101-58-2 C12H16O2
    (-)-4,(9S)-dimethyl-3,7-dioxo-Δ<sup>4(10)</sup>-octalin
    —— (4R,5S)-4,5-diethyl-4,5-dimethyl-2-phenylimidazolidine 352004-79-6 C15H24N2
    (4R,5S)-4,5-diethyl-4,5-dimethyl-2-phenylimidazolidine
    —— 4-Dimethoxymethylene-3,3-dimethoxy-cyclobutane-1,1,2,2-tetracarbonitrile 29784-51-8 C13H12N4O4
    4-Dimethoxymethylene-3,3-dimethoxy-cyclobutane-1,1,2,2-tetracarbonitrile
    —— (4-ethoxy-6-methyl-pyrimidin-2-yl)-(4-chloro-phenyl)-amine 116389-53-8 C13H14ClN3O
    (4-ethoxy-6-methyl-pyrimidin-2-yl)-(4-chloro-phenyl)-amine
    —— 4'-Octyloxy-biphenyl-4-carboxylic acid 4-[(S)-1-(butyl-methyl-carbamoyl)-ethyl]-phenyl ester 129411-32-1 C35H45NO4
    4'-Octyloxy-biphenyl-4-carboxylic acid 4-[(S)-1-(butyl-methyl-carbamoyl)-ethyl]-phenyl ester