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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Pyridinecarboxylic acid, 2-amino-3-bromo- 1269293-41-5 C6H5BrN2O2
    4-Pyridinecarboxylic acid, 2-amino-3-bromo-
    —— 4-Methyl-2-methoxy-N-methyl-formanilid 30427-13-5 C10H13NO2
    4-Methyl-2-methoxy-N-methyl-formanilid
    —— 4-Anilino-1-isopropylpiperidin-4-carbonsaeure-methylester 63260-77-5 C16H24N2O2
    4-Anilino-1-isopropylpiperidin-4-carbonsaeure-methylester
    —— 4-{[6-(1-(2-hydroxymethyl-pyrrolidin-1-yl-carbonyl)-cyclopropyl)-1-methyl-2-oxo-1,2-dihydroquinoxalin-3-yl]-methyl}-benzamidine-hydrochloride 246542-19-8 C26H29N5O3*ClH
    4-{[6-(1-(2-hydroxymethyl-pyrrolidin-1-yl-carbonyl)-cyclopropyl)-1-methyl-2-oxo-1,2-dihydroquinoxalin-3-yl]-methyl}-benzamidine-hydrochloride
    —— 4-chlorobenzyl (E)-3-(4-methyl-N-(1-phenylvinyl)phenylsulfonamido)acrylate 1364551-00-7 C25H22ClNO4S
    4-chlorobenzyl (E)-3-(4-methyl-N-(1-phenylvinyl)phenylsulfonamido)acrylate
    —— 4-Chloro-1-(2,4-dichloro-phenyl)-2-methyl-5-(4-nitro-phenyl)-1H-pyrrole-3-carboxylic acid ethyl ester 122121-30-6 C20H15Cl3N2O4
    4-Chloro-1-(2,4-dichloro-phenyl)-2-methyl-5-(4-nitro-phenyl)-1H-pyrrole-3-carboxylic acid ethyl ester
    —— 4-Hydroxy-2-(hydroxymethyl)benzonitrile 1261851-23-3 C8H7NO2
    4-Hydroxy-2-(hydroxymethyl)benzonitrile
    —— {4-[2-(3-hydroxy-octyl)-3-oxo-pyrazolidin-1-ylmethyl]-phenyl}-acetic acid 56606-91-8 C20H30N2O4
    {4-[2-(3-hydroxy-octyl)-3-oxo-pyrazolidin-1-ylmethyl]-phenyl}-acetic acid
    —— 4-(1,2,4,4a,5,6-Hexahydro-pyrazino[1,2-a]quinolin-3-yl)-1-p-tolyl-butan-1-one; hydrochloride 76605-68-0 C23H28N2O*ClH
    4-(1,2,4,4a,5,6-Hexahydro-pyrazino[1,2-a]quinolin-3-yl)-1-p-tolyl-butan-1-one; hydrochloride
    —— 4-methyl-N-oxiranylmethyl-N-Prop-2-ynyl-benzenesulfonamide 801294-04-2 C13H15NO3S
    4-methyl-N-oxiranylmethyl-N-Prop-2-ynyl-benzenesulfonamide
    —— 4-(2-amino-ethoxy)-3-(3-bromo-4-morpholin-4-yl-phenyl)-7-fluoro-2H-isoquinolin-1-one hydrochloride 1438402-14-2 C21H21BrFN3O3*ClH
    4-(2-amino-ethoxy)-3-(3-bromo-4-morpholin-4-yl-phenyl)-7-fluoro-2H-isoquinolin-1-one hydrochloride
    —— 4-(4-Fluorophenyl)-1-phenyl-1,2,4-triazol-4-ium-3-olate 28752-13-8 C14H10FN3O
    4-(4-Fluorophenyl)-1-phenyl-1,2,4-triazol-4-ium-3-olate
    —— 4,5-Dibenzoyl-1-(2,5-diacetoxy-2,3,5-trimethyl-benzyl)-1H-1,2,3-triazol 5533-72-2 C30H27N3O6
    4,5-Dibenzoyl-1-(2,5-diacetoxy-2,3,5-trimethyl-benzyl)-1H-1,2,3-triazol
    —— 4-[1,4]diazepan-1-yl-2-pyridin-4-ylpyrido[3',2':4,5]thieno[3,2-d]pyrimidine 1438884-13-9 C19H18N6S
    4-[1,4]diazepan-1-yl-2-pyridin-4-ylpyrido[3',2':4,5]thieno[3,2-d]pyrimidine
    —— 4-[(3-chlorophenyl)methylidene]-3-methyl-1H-pyrazol-5-one 1281898-05-2 C11H9ClN2O
    4-[(3-chlorophenyl)methylidene]-3-methyl-1H-pyrazol-5-one
    —— 4,4,5,5,5-pentafluoro-N-(4-methoxyphenyl)-1-phenylpent-1-yn-3-imine 1111327-65-1 C18H12F5NO
    4,4,5,5,5-pentafluoro-N-(4-methoxyphenyl)-1-phenylpent-1-yn-3-imine
    —— 4-methylphenyl 2,3,6-tri-O-benzyl-4-O-(4-methoxybenzyl)-1-thio-β-D-glucopyranoside 1593576-35-2 C42H44O6S
    4-methylphenyl 2,3,6-tri-O-benzyl-4-O-(4-methoxybenzyl)-1-thio-β-D-glucopyranoside
    —— 4-{[(2',5'-difluorobiphenyl-3-yl)sulfonyl]amino}-2-hydroxybenzoic acid 1353434-75-9 C19H13F2NO5S
    4-{[(2',5'-difluorobiphenyl-3-yl)sulfonyl]amino}-2-hydroxybenzoic acid
    —— 4-sulfo-naphthalene-1-diazonium-betaine 83702-86-7 C10H6N2O3S
    4-sulfo-naphthalene-1-diazonium-betaine
    —— 4-(3-bromo-thiophene-2-sulfonylamino)-2-hydroxy-benzoic acid 1304256-29-8 C11H8BrNO5S2
    4-(3-bromo-thiophene-2-sulfonylamino)-2-hydroxy-benzoic acid
    —— 4,4a,5,6-Tetrahydro-3-trimethylsiloxy-3H-naphtho<1,2-c><1,2>oxazine 128388-76-1 C15H21NO2Si
    4,4a,5,6-Tetrahydro-3-trimethylsiloxy-3H-naphtho<1,2-c><1,2>oxazine
    —— 4-amino-N-(2-((5-((3-(dimethylamino)propyl)carbamoyl)-1-methyl-1H-pyrrol-3-yl)carbamoyl)-1-methyl-1H-imidazol-4-yl)-1-methyl-1H-imidazole-2-carboxamide 373362-37-9 C21H30N10O3
    4-amino-N-(2-((5-((3-(dimethylamino)propyl)carbamoyl)-1-methyl-1H-pyrrol-3-yl)carbamoyl)-1-methyl-1H-imidazol-4-yl)-1-methyl-1H-imidazole-2-carboxamide
    —— (4-Chloro-2-nitro-phenyl)-[3-(4-methoxy-phenyl)-oxiranyl]-methanone 74599-14-7 C16H12ClNO5
    (4-Chloro-2-nitro-phenyl)-[3-(4-methoxy-phenyl)-oxiranyl]-methanone
    —— 4-[4-acetoxy-6-methoxy-6-(4-methoxycarbonylmethylene-6-vinyl-tetrahydro-pyran-2-ylmethyl)-5,5-dimethyl-tetrahydro-pyran-2-yl]-3-hydroxy-butyric acid 935248-64-9 C25H38O10
    4-[4-acetoxy-6-methoxy-6-(4-methoxycarbonylmethylene-6-vinyl-tetrahydro-pyran-2-ylmethyl)-5,5-dimethyl-tetrahydro-pyran-2-yl]-3-hydroxy-butyric acid
    —— 4-(Acetyl-hydrazono)-2,2-diphenyl-pentanoic acid ethyl ester 27357-22-8 C21H24N2O3
    4-(Acetyl-hydrazono)-2,2-diphenyl-pentanoic acid ethyl ester
    —— 4-[2-Methyl-pent-(Z)-ylidene]-5,6,7,8-tetrahydro-4H-isoquinoline-1,3-dione 35423-12-2 C15H21NO2
    4-[2-Methyl-pent-(Z)-ylidene]-5,6,7,8-tetrahydro-4H-isoquinoline-1,3-dione
    —— 4-amino-5-benzoyl-2-(3-nitro-anilino)-thiophene-3-carboxylic acid anilide 27009-32-1 C24H18N4O4S
    4-amino-5-benzoyl-2-(3-nitro-anilino)-thiophene-3-carboxylic acid anilide
    —— 4-nitro-benzoic acid <i>N</i>'-(4,6-bis-diethylamino-[1,3,5]triazin-2-yl)-hydrazide 98470-39-4 C18H26N8O3
    4-nitro-benzoic acid <i>N</i>'-(4,6-bis-diethylamino-[1,3,5]triazin-2-yl)-hydrazide
    —— 4a-Ethyl-2-ethynyl-7-methoxy-1,2,3,4,4a,9,10,10a-octahydro-phenanthren-2-ol 22686-10-8 C19H24O2
    4a-Ethyl-2-ethynyl-7-methoxy-1,2,3,4,4a,9,10,10a-octahydro-phenanthren-2-ol
    —— 4-butyl-3-oxo-3,5,7,8-tetrahydro-2<i>H</i>-pyrido[4,3-<i>c</i>]pyridazine-6-carboxylic acid ethyl ester 55876-10-3 C14H21N3O3
    4-butyl-3-oxo-3,5,7,8-tetrahydro-2<i>H</i>-pyrido[4,3-<i>c</i>]pyridazine-6-carboxylic acid ethyl ester
    —— 4-Fluoro-benzoic acid N'-eth-(Z)-ylidene-N-indan-5-yl-hydrazide 37585-82-3 C18H17FN2O
    4-Fluoro-benzoic acid N'-eth-(Z)-ylidene-N-indan-5-yl-hydrazide
    —— [4-(4'-methyl-2,2'-bipyridyl)imine]-4'-aminodiphenylene 299186-48-4 C24H20N4
    [4-(4'-methyl-2,2'-bipyridyl)imine]-4'-aminodiphenylene
    —— 4-hydroxy-3,7-dimethyl-pyrano[4,3-<i>b</i>]pyran-2,5-dione 35287-96-8 C10H8O5
    4-hydroxy-3,7-dimethyl-pyrano[4,3-<i>b</i>]pyran-2,5-dione
    —— 4-(2-chlorophenyl)-3-(2,6-dichlorophenyl)-10H,4H-spiro[isoxazole-5,20-pyrrolizin]-10-one 1607444-77-8 C21H13Cl3N2O2
    4-(2-chlorophenyl)-3-(2,6-dichlorophenyl)-10H,4H-spiro[isoxazole-5,20-pyrrolizin]-10-one
    —— 4.4'-Dichlor-benzilsaeure-N-<β-(N-ethyl-anilino)-ethyl>-amid 28123-20-8 C24H24Cl2N2O2
    4.4'-Dichlor-benzilsaeure-N-<β-(N-ethyl-anilino)-ethyl>-amid
    —— 4-methoxybenzyl (1R,3aR,4S,4aR,7R,7aR,8aS)-4-(1,3-dioxolan-2-yl)-3-isopropyl-8a-((((2R,6S,7R)-6-methoxy-4-(3-methoxybenzyl)-7-methyl-1,4-oxazepan-2-yl)oxy)methyl)-7-methyl-4,4a,5,6,7,7a,8,8a-octahydro-1,4-methano-s-indacene-3a(1H)-carboxylate 463356-14-1 C45H61NO9
    4-methoxybenzyl (1R,3aR,4S,4aR,7R,7aR,8aS)-4-(1,3-dioxolan-2-yl)-3-isopropyl-8a-((((2R,6S,7R)-6-methoxy-4-(3-methoxybenzyl)-7-methyl-1,4-oxazepan-2-yl)oxy)methyl)-7-methyl-4,4a,5,6,7,7a,8,8a-octahydro-1,4-methano-s-indacene-3a(1H)-carboxylate
    —— 4-pyridyl(tosyl)(2-quinolyl)amine 514195-42-7 C21H17N3O2S
    4-pyridyl(tosyl)(2-quinolyl)amine
    —— 4'-[1-[{[(2-amino-2-oxoethyl)(3,4-dichlorophenyl)amino]acetyl}(methyl)amino]-2-(4-morpholinyl)ethyl]-N-methyl-3-biphenylcarboxamide 1003876-01-4 C31H35Cl2N5O4
    4'-[1-[{[(2-amino-2-oxoethyl)(3,4-dichlorophenyl)amino]acetyl}(methyl)amino]-2-(4-morpholinyl)ethyl]-N-methyl-3-biphenylcarboxamide
    —— 4-(2-hydroxy-ethyl)-2-(4-trifluoromethyl-phenyl)-thiazole-5-carboxylic acid [4-(2,2-dimethoxy-ethoxy)-3-methoxy-phenyl]-amide 892871-22-6 C24H25F3N2O6S
    4-(2-hydroxy-ethyl)-2-(4-trifluoromethyl-phenyl)-thiazole-5-carboxylic acid [4-(2,2-dimethoxy-ethoxy)-3-methoxy-phenyl]-amide
    —— 4-Nitro-N-chloracetoxynaphthalimid 38863-25-1 C14H7ClN2O6
    4-Nitro-N-chloracetoxynaphthalimid
    —— 4,6-dichloro-2,5-bis-(4-pentyloxy-phenyl)-pyrimidine 29134-04-1 C26H30Cl2N2O2
    4,6-dichloro-2,5-bis-(4-pentyloxy-phenyl)-pyrimidine
    —— 4-(7-carboxy-heptyl)-2,2-dimethyl-5-octyl-oxazolidin-3-yloxyl 35203-85-1 C21H40NO4
    4-(7-carboxy-heptyl)-2,2-dimethyl-5-octyl-oxazolidin-3-yloxyl
    —— 4-Nitro-N-{N-phenyl-N'-[1-phenyl-meth-(E)-ylidene]-hydrazinomethyl}-benzamide 30859-80-4 C21H18N4O3
    4-Nitro-N-{N-phenyl-N'-[1-phenyl-meth-(E)-ylidene]-hydrazinomethyl}-benzamide
    —— 4,4'-Bis-(2-hydroxy-ethoxy)-octachlorbiphenyl 51202-65-4 C16H10Cl8O4
    4,4'-Bis-(2-hydroxy-ethoxy)-octachlorbiphenyl
    —— 4-[2-hydroxy-3-(4-phenyl-piperazin-1-yl)-propoxy]-indole-2-carboxylic acid 55581-58-3 C22H25N3O4
    4-[2-hydroxy-3-(4-phenyl-piperazin-1-yl)-propoxy]-indole-2-carboxylic acid
    —— 4-azido-2-methoxy-5-iodobenzyl alcohol 367927-07-9 C8H8IN3O2
    4-azido-2-methoxy-5-iodobenzyl alcohol
    —— 4,4,5,5-tetramethyl-1,3-dioxolan-2-one O-phenylsulfonyloxime 809283-39-4 C13H17NO5S
    4,4,5,5-tetramethyl-1,3-dioxolan-2-one O-phenylsulfonyloxime
    —— 4-amino-2-methyl-5-(S)-(4-methoxybenzylamino)deuteriomethylpyrimidine 173557-86-3 C14H18N4O
    4-amino-2-methyl-5-(S)-(4-methoxybenzylamino)deuteriomethylpyrimidine
    —— (4-methoxyphenyl)-(1-naphthalen-1-ylpentyl)amine 132554-79-1 C22H25NO
    (4-methoxyphenyl)-(1-naphthalen-1-ylpentyl)amine
    —— 4-methyl-[1,2,3]thiadiazole-5-carboxylic acid 2-fluoro-benzylamide 69635-97-8 C11H10FN3OS
    4-methyl-[1,2,3]thiadiazole-5-carboxylic acid 2-fluoro-benzylamide