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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-fluoro-N-(1-phenylpropylidene)aniline 1607454-91-0 C15H14FN
    4-fluoro-N-(1-phenylpropylidene)aniline
    —— [4-(13)C]3,4,5-trimethyl-2,5-heptadien-4-ol 1225388-06-6 C10H18O
    [4-(13)C]3,4,5-trimethyl-2,5-heptadien-4-ol
    —— 4,4-dicarbonyl-4-(η(5)-cyclopentadienyl)-5,5-diphenyl-2-(2,4,6-trimethylphenyl)-1,3-dithia-2λ(5),5λ(4)-diphospha-3-molybdacyclopentane-2-thione 172538-02-2 C28H26MoO2P2S3
    4,4-dicarbonyl-4-(η(5)-cyclopentadienyl)-5,5-diphenyl-2-(2,4,6-trimethylphenyl)-1,3-dithia-2λ(5),5λ(4)-diphospha-3-molybdacyclopentane-2-thione
    —— (4,5-Dichloro-9-oxo-9H-xanthen-3-yloxy)-acetic acid ethyl ester 130534-08-6 C17H12Cl2O5
    (4,5-Dichloro-9-oxo-9H-xanthen-3-yloxy)-acetic acid ethyl ester
    —— 4,6-difluoro-3-[6-(3-pyrrolidin-1-ylpropoxy)-1H-benzimidazol-2-yl]-1H-indazole 485834-88-6 C21H21F2N5O
    4,6-difluoro-3-[6-(3-pyrrolidin-1-ylpropoxy)-1H-benzimidazol-2-yl]-1H-indazole
    —— 4-hydroxy-3-[(3,5-difluoro-6-(3-dimethylaminocarbonylphenoxy)-4-(3-(2-(aminocarbonyl)ethenyl)phenoxy)pyridin-2-yl)oxy]benzamidine 1229730-92-0 C30H25F2N5O6
    4-hydroxy-3-[(3,5-difluoro-6-(3-dimethylaminocarbonylphenoxy)-4-(3-(2-(aminocarbonyl)ethenyl)phenoxy)pyridin-2-yl)oxy]benzamidine
    —— 4H-1,3,4-benzotriazepine 264-66-4 C8H7N3
    4H-1,3,4-benzotriazepine
    —— 4-(N-(2-bromoethyl)carbamoylmethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one 590404-56-1 C12H16BrN3O2
    4-(N-(2-bromoethyl)carbamoylmethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one
    —— 4-<2-Isopropylamino-1-hydroxy-ethyl>-7-hydroxy-indolin 20996-83-2 C13H20N2O2
    4-<2-Isopropylamino-1-hydroxy-ethyl>-7-hydroxy-indolin
    —— 4-O-Ethyl-1-(3,5-di-O-p-toluoyl-2-desoxy-α-D-ribofuranosyl)-thymin 20183-19-1 C28H30N2O7
    4-O-Ethyl-1-(3,5-di-O-p-toluoyl-2-desoxy-α-D-ribofuranosyl)-thymin
    —— 4,7-Dichlor-5-dimethylamino-6-cyan-3-amino-1H-indazol 20926-19-6 C10H9Cl2N5
    4,7-Dichlor-5-dimethylamino-6-cyan-3-amino-1H-indazol
    —— 4-Oxo-piperidine-1-carboxylic acid (1R,2S,5R)-2-[1-(4-bromo-phenyl)-1-methyl-ethyl]-5-methyl-cyclohexyl ester 186045-32-9 C22H30BrNO3
    4-Oxo-piperidine-1-carboxylic acid (1R,2S,5R)-2-[1-(4-bromo-phenyl)-1-methyl-ethyl]-5-methyl-cyclohexyl ester
    —— 4a-hydroxy-10e-bromoadamantan-2-one 99232-56-1 C10H13BrO2
    4a-hydroxy-10e-bromoadamantan-2-one
    —— 4-azidobenzyl mesylate 1067169-70-3 C8H9N3O3S
    4-azidobenzyl mesylate
    —— (4R,9aR)-6-ethyl-7-methoxymethyl-4-methyl-3,4,9,9a-tetrahydro-1H-2,4a,5-triaza-fluorene-2-carboxylic acid tert-butyl ester 823218-07-1 C20H31N3O3
    (4R,9aR)-6-ethyl-7-methoxymethyl-4-methyl-3,4,9,9a-tetrahydro-1H-2,4a,5-triaza-fluorene-2-carboxylic acid tert-butyl ester
    —— 4-(4'-Methylbiphenyl-2-carboxamido)-N-methyl-N-[2-[4-(4-methylpiperazin-1-yl)sulfonylphenylmethoxy]phenyl]benzamide 183495-82-1 C40H40N4O5S
    4-(4'-Methylbiphenyl-2-carboxamido)-N-methyl-N-[2-[4-(4-methylpiperazin-1-yl)sulfonylphenylmethoxy]phenyl]benzamide
    —— 4-Amino-8-mercapto-7-phenyl-pyrazolo[5,1-c][1,2,4]triazine-3-carbonitrile 93213-98-0 C12H8N6S
    4-Amino-8-mercapto-7-phenyl-pyrazolo[5,1-c][1,2,4]triazine-3-carbonitrile
    —— (4-Aminophenyl)-(2-chinolyl)-methanol 18831-29-3 C16H14N2O
    (4-Aminophenyl)-(2-chinolyl)-methanol
    —— 4-((2,2-difluorocyclopropyl)methyl)-1-(difluoromethoxy)-2-methoxybenzene 1191038-09-1 C12H12F4O2
    4-((2,2-difluorocyclopropyl)methyl)-1-(difluoromethoxy)-2-methoxybenzene
    —— 4-benzyloxy-(S)-3-(allyloxycarbonylamino)butyl 2-deoxy-4,6-O-isopropylidene-3-O-[(R)-3-decanoyloxytetradecanoyl]-2-(2,2,2-trichloroethoxycarbonylamino)-β-D-glucopyranoside 216013-67-1 C51H81Cl3N2O13
    4-benzyloxy-(S)-3-(allyloxycarbonylamino)butyl 2-deoxy-4,6-O-isopropylidene-3-O-[(R)-3-decanoyloxytetradecanoyl]-2-(2,2,2-trichloroethoxycarbonylamino)-β-D-glucopyranoside
    —— 4-[(4,5-Diphenyltriazol-1-yl)methyl]benzoic acid 1397693-75-2 C22H17N3O2
    4-[(4,5-Diphenyltriazol-1-yl)methyl]benzoic acid
    —— 4-(2-Ethyl-5-naphthalen-2-yloxyphenyl)-5-hydroxy-2,2,6,6-tetramethylpyran-3-one 1235556-28-1 C27H28O4
    4-(2-Ethyl-5-naphthalen-2-yloxyphenyl)-5-hydroxy-2,2,6,6-tetramethylpyran-3-one
    —— 4-(hydroxymethyl)-8H-pyrano[2,3-b]pyridine-2,7-dione 1555880-21-1 C9H7NO4
    4-(hydroxymethyl)-8H-pyrano[2,3-b]pyridine-2,7-dione
    —— 4'-Methylen-3'-p-tolylspiro<3β-acetoxy-androst-5-en-17,5'(1'α)oxazolidin>-2'-on 26033-85-2 C31H39NO4
    4'-Methylen-3'-p-tolylspiro<3β-acetoxy-androst-5-en-17,5'(1'α)oxazolidin>-2'-on
    —— (4-fluorophenyl)(3-(3-phenyl-1,2,4-oxadiazol-5-yl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)methanone 1338373-84-4 C20H15FN6O2
    (4-fluorophenyl)(3-(3-phenyl-1,2,4-oxadiazol-5-yl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)methanone
    —— 4-((3S,4S)-1-(1-cyanocyclopropanecarbonyl)-4-ethylpyrrolidin-3-ylamino)-6-(4-(methylcarbamoyl)phenyl)pyrrolo[1,2-b]pyridazine-3-carboxamide 1400579-14-7 C27H29N7O3
    4-((3S,4S)-1-(1-cyanocyclopropanecarbonyl)-4-ethylpyrrolidin-3-ylamino)-6-(4-(methylcarbamoyl)phenyl)pyrrolo[1,2-b]pyridazine-3-carboxamide
    —— (4-Hydroxy-2-butinyl)-(2,3-epoxypropyl)aether 17168-13-7 C7H10O3
    (4-Hydroxy-2-butinyl)-(2,3-epoxypropyl)aether
    —— 4-(4-Methyl-5,6-dihydro-2H-pyran-2-yl)-pyridine 126681-16-1 C11H13NO
    4-(4-Methyl-5,6-dihydro-2H-pyran-2-yl)-pyridine
    —— 4-[4-(benzyl-methyl-amino)-benzylidene]-2-(3,5-dinitro-phenyl)-4<i>H</i>-oxazol-5-one 39052-69-2 C24H18N4O6
    4-[4-(benzyl-methyl-amino)-benzylidene]-2-(3,5-dinitro-phenyl)-4<i>H</i>-oxazol-5-one
    —— 4,4-Dimethyl-1-cyclopentene-1-carboxylic anhydride 81887-91-4 C16H22O3
    4,4-Dimethyl-1-cyclopentene-1-carboxylic anhydride
    —— (4R,5S)-4-{(1S)-1-[(2S,4S,5S)-2-(4-methoxyphenyl)-5-methyl[1,3]dioxan-4-yl]ethyl}-5-methyl[1,3]dioxane-2-thione 845780-43-0 C19H26O5S
    (4R,5S)-4-{(1S)-1-[(2S,4S,5S)-2-(4-methoxyphenyl)-5-methyl[1,3]dioxan-4-yl]ethyl}-5-methyl[1,3]dioxane-2-thione
    —— 4-methoxy-6-(1-oxo-1λ<sup>4</sup>-thiomorpholin-4-yl)-2-piperazin-1-yl-pyrimidine-5-carbonitrile 56034-99-2 C14H20N6O2S
    4-methoxy-6-(1-oxo-1λ<sup>4</sup>-thiomorpholin-4-yl)-2-piperazin-1-yl-pyrimidine-5-carbonitrile
    —— 4-(2-Cyclopentylethoxy)-2-(cyclopropylmethyl)-5-piperazin-1-ylpyridazin-3-one 1160582-95-5 C19H30N4O2
    4-(2-Cyclopentylethoxy)-2-(cyclopropylmethyl)-5-piperazin-1-ylpyridazin-3-one
    —— (4S,5S,6S)-7-(tert-Butyl-dimethyl-silanyloxy)-4,6-dimethyl-5-(tetrahydro-pyran-2-yloxy)-heptan-1-ol 851121-61-4 C20H42O4Si
    (4S,5S,6S)-7-(tert-Butyl-dimethyl-silanyloxy)-4,6-dimethyl-5-(tetrahydro-pyran-2-yloxy)-heptan-1-ol
    —— 4-Quinazolinamine,7-[2-(2-azidoethoxy)ethoxy]-N-(4-chloro-2-fluorophenyl)-6-methoxy- 873301-67-8 C19H18ClFN6O3
    4-Quinazolinamine,7-[2-(2-azidoethoxy)ethoxy]-N-(4-chloro-2-fluorophenyl)-6-methoxy-
    —— (4R,6S)-4-(but-2-ynyl)-2,2-di-tert-butyl-6-ethyl[1,3,2]dioxasilinane 1608489-58-2 C17H32O2Si
    (4R,6S)-4-(but-2-ynyl)-2,2-di-tert-butyl-6-ethyl[1,3,2]dioxasilinane
    —— 4-Bromo-benzenesulfonic acid (3aR,4R,6R,6aR)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-ylmethyl ester 23202-82-6 C21H23BrO7S
    4-Bromo-benzenesulfonic acid (3aR,4R,6R,6aR)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-ylmethyl ester
    —— 4-Ethyl-5-diethylamino-penta-1,3ξ-dien 3491-59-6 C11H21N
    4-Ethyl-5-diethylamino-penta-1,3ξ-dien
    —— 4-<4-Phenyl-piperazinyl-(1)-acetyl>-1-methyl-1,4,5,6,7,8-hexahydro-pyrrolo<3,2-b>azepin 21353-15-1 C21H28N4O
    4-<4-Phenyl-piperazinyl-(1)-acetyl>-1-methyl-1,4,5,6,7,8-hexahydro-pyrrolo<3,2-b>azepin
    —— 4'-Chlormethyl-2-hydroxy-5-methylazobenzol 18022-91-8 C14H13ClN2O
    4'-Chlormethyl-2-hydroxy-5-methylazobenzol
    —— 4-methoxy-<i>N</i>-[1-(4-methoxy-phenyl)-2-methyl-4,5-dihydro-pyrrol-3-ylmethylene]-aniline 3768-99-8 C20H22N2O2
    4-methoxy-<i>N</i>-[1-(4-methoxy-phenyl)-2-methyl-4,5-dihydro-pyrrol-3-ylmethylene]-aniline
    —— 4-Butylmercapto-8-methyl-2-phenyl-1,2,3,4-tetrahydro-chinolin 4789-72-4 C20H25NS
    4-Butylmercapto-8-methyl-2-phenyl-1,2,3,4-tetrahydro-chinolin
    —— 4-(1,2-Dimethylbutyl)-2,6-dinitrophenol 19165-92-5 C12H16N2O5
    4-(1,2-Dimethylbutyl)-2,6-dinitrophenol
    —— 4'-{2-butyl-5-[(3-{[4-({1-[2-carboxy-3-(2-methoxyethoxy)propyl]cyclopentanecarbonyl}amino)-cyclohexanecarbonyl]amino}propionylamino)methyl]-4-chloroimidazol-1-ylmethyl}biphenyl-2-carboxylic acid 1073544-32-7 C45H60ClN5O9
    4'-{2-butyl-5-[(3-{[4-({1-[2-carboxy-3-(2-methoxyethoxy)propyl]cyclopentanecarbonyl}amino)-cyclohexanecarbonyl]amino}propionylamino)methyl]-4-chloroimidazol-1-ylmethyl}biphenyl-2-carboxylic acid
    —— 4-(2-(N-(4-aminobutanoyl)amino)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one hydrochloride 590407-71-9 C14H22N4O2*ClH
    4-(2-(N-(4-aminobutanoyl)amino)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one hydrochloride
    —— 4-(2-(4-benzylpiperazin-1-yl)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one 590405-92-8 C21H28N4O
    4-(2-(4-benzylpiperazin-1-yl)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one
    —— 4-Allyl-6,7-diphenyl-4H-1-oxa-4,5,8-triaza-anthracen-3-one 138842-09-8 C25H19N3O2
    4-Allyl-6,7-diphenyl-4H-1-oxa-4,5,8-triaza-anthracen-3-one
    —— 4-Allyl-6,7-dimethyl-4H-1-oxa-4,5,8-triaza-anthracen-3-one 138842-08-7 C15H15N3O2
    4-Allyl-6,7-dimethyl-4H-1-oxa-4,5,8-triaza-anthracen-3-one
    —— 4,4-dibiphenylylcyclohex-2-en-1-one 98509-43-4 C30H24O
    4,4-dibiphenylylcyclohex-2-en-1-one
    —— ((4aS,4a'S,5aR,5a'R,16bR,16b'R,17aS,17a'S)-1,2-phenylenebis(1,2,3,4,4a,5a,16b,17a-octahydrodibenzo[4,5:8,9][1,3,2]dioxaphosphonino[6,7-b]quinoxaline-11,5,17-triyl))tetrakis(phenylmethanone) 1082028-87-2 C74H64N4O8P2
    ((4aS,4a'S,5aR,5a'R,16bR,16b'R,17aS,17a'S)-1,2-phenylenebis(1,2,3,4,4a,5a,16b,17a-octahydrodibenzo[4,5:8,9][1,3,2]dioxaphosphonino[6,7-b]quinoxaline-11,5,17-triyl))tetrakis(phenylmethanone)