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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4aS,6S,7aS)-6-Trityloxymethyl-octahydro-[2]pyrindin-3-one 51071-83-1 C28H29NO2
    (4aS,6S,7aS)-6-Trityloxymethyl-octahydro-[2]pyrindin-3-one
    —— 4-hydroxy-2-(5-methyl-2,4-dioxo-3,4-dihydro-2<i>H</i>-pyrimidin-1-yl)-butyric acid 55548-22-6 C9H12N2O5
    4-hydroxy-2-(5-methyl-2,4-dioxo-3,4-dihydro-2<i>H</i>-pyrimidin-1-yl)-butyric acid
    —— 4,4'-dimethoxy-2λ<sup>5</sup>-[2,2']spirobi(benzo[1,3,2]dioxaphosphole) 53518-29-9 C14H13O6P
    4,4'-dimethoxy-2λ<sup>5</sup>-[2,2']spirobi(benzo[1,3,2]dioxaphosphole)
    —— 4,4,9-trimethoxy-2-(phenylsulfonyl)-4,4a-dihydro-3H-xanthen-3-one 1005752-48-6 C22H20O7S
    4,4,9-trimethoxy-2-(phenylsulfonyl)-4,4a-dihydro-3H-xanthen-3-one
    —— 4,4'-diacetyl-3,3'-dimethyl-5,5'-(2,5-dithia-hexane-1,6-diyl)-bis-pyrrole-2-carboxylic acid dibenzyl ester 51741-20-9 C34H36N2O6S2
    4,4'-diacetyl-3,3'-dimethyl-5,5'-(2,5-dithia-hexane-1,6-diyl)-bis-pyrrole-2-carboxylic acid dibenzyl ester
    —— 4-((2R,5S)-5-{3-[2-(4-Bromo-phenyl)-2-oxo-ethoxycarbonyl]-propyl}-1,1-dioxo-tetrahydro-1λ<sup>6</sup>-thiophen-2-yl)-butyric acid 2-(4-bromo-phenyl)-2-oxo-ethyl ester 53084-43-8 C28H30Br2O8S
    4-((2R,5S)-5-{3-[2-(4-Bromo-phenyl)-2-oxo-ethoxycarbonyl]-propyl}-1,1-dioxo-tetrahydro-1λ<sup>6</sup>-thiophen-2-yl)-butyric acid 2-(4-bromo-phenyl)-2-oxo-ethyl ester
    —— 4-(2-diethylamino-ethyl)-3'-(2-methoxycarbonyl-ethyl)-3,4'-dimethyl-5,5'-methanediyl-bis-pyrrole-2-carboxylic acid 2'-<i>tert</i>-butyl ester 60390-34-3 C27H41N3O6
    4-(2-diethylamino-ethyl)-3'-(2-methoxycarbonyl-ethyl)-3,4'-dimethyl-5,5'-methanediyl-bis-pyrrole-2-carboxylic acid 2'-<i>tert</i>-butyl ester
    —— 4-Triphenylmethoxy-1-Octyne 67693-56-5 C27H28O
    4-Triphenylmethoxy-1-Octyne
    —— (4R)-(+)-4-tert-butyldiphenylsilyloxy-4-phenyl-2-butynyl acetate 367940-62-3 C28H30O3Si
    (4R)-(+)-4-tert-butyldiphenylsilyloxy-4-phenyl-2-butynyl acetate
    —— 4-Chlor-hexafluor-2-aza-but-2-en 18696-80-5 C3ClF6N
    4-Chlor-hexafluor-2-aza-but-2-en
    —— 4-allyl 4-methyl 2-phenyl-3-(thiophen-2-yl)-1,2-oxazinane-4,4-dicarboxylate 1432600-51-5 C20H21NO5S
    4-allyl 4-methyl 2-phenyl-3-(thiophen-2-yl)-1,2-oxazinane-4,4-dicarboxylate
    —— 4-(1-amino-6-oxo-1,6-dihydropyridin-3-ylamino)benzonitrile 1340595-91-6 C12H10N4O
    4-(1-amino-6-oxo-1,6-dihydropyridin-3-ylamino)benzonitrile
    —— 4-benzyl ester of N-(benzyloxycarbonyl)-L-aspartyl-L-alanine methyl ester 22838-73-9 C23H26N2O7
    4-benzyl ester of N-(benzyloxycarbonyl)-L-aspartyl-L-alanine methyl ester
    —— (4R)-hydroxy-(2S)-N-{4-[2'-(4''-acridonylcarboxamido)-ethyl]-oxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal 1056984-64-5 C33H36N4O8S2
    (4R)-hydroxy-(2S)-N-{4-[2'-(4''-acridonylcarboxamido)-ethyl]-oxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal
    —— 4-(1-ethyl-1H-pyrazolo[4,3-b]pyridin-3-yl)phenol 1357142-84-7 C14H13N3O
    4-(1-ethyl-1H-pyrazolo[4,3-b]pyridin-3-yl)phenol
    —— 4,4-Bis-trifluoromethyl-7-(2,2,2-trifluoro-1-trifluoromethyl-ethylsulfanyl)-6,7-dihydro-4H-thieno[3,2-c]thiopyran 1499-82-7 C12H6F12S3
    4,4-Bis-trifluoromethyl-7-(2,2,2-trifluoro-1-trifluoromethyl-ethylsulfanyl)-6,7-dihydro-4H-thieno[3,2-c]thiopyran
    —— 4-methyl-piperazine-1-carboxylic acid methyl-(4-nitro-3-piperidin-1-yl-phenyl)-amide 885704-61-0 C18H27N5O3
    4-methyl-piperazine-1-carboxylic acid methyl-(4-nitro-3-piperidin-1-yl-phenyl)-amide
    —— 4-hydroxy-1-(4-trifluoromethylphenyl)butan-1-one 1272319-97-7 C11H11F3O2
    4-hydroxy-1-(4-trifluoromethylphenyl)butan-1-one
    —— (4aR,5R,6E,9E)-5-(2,5-dimethoxyphenyl)-1,1-dimethyl-2,3,4,4a,5,8-hexahydro-1H-benzo[7]annulen-6-yl pivalate 1271725-42-8 C26H36O4
    (4aR,5R,6E,9E)-5-(2,5-dimethoxyphenyl)-1,1-dimethyl-2,3,4,4a,5,8-hexahydro-1H-benzo[7]annulen-6-yl pivalate
    —— 4-bromophenyl (2,3,4,6-tetra-O-acetyl-β-D-glucoyranosyl)-(1-4)-(2,3,6-tri-O-acetyl-β-D-glucopyranosyl)-(1-3)-2,4,6-tri-O-acetyl-β-D-glucopyranoside 215775-96-5 C44H55BrO26
    4-bromophenyl (2,3,4,6-tetra-O-acetyl-β-D-glucoyranosyl)-(1-4)-(2,3,6-tri-O-acetyl-β-D-glucopyranosyl)-(1-3)-2,4,6-tri-O-acetyl-β-D-glucopyranoside
    —— 4-[(4'-tetradecyloxybenzoyl)sulfanyl]benzoic acid 404012-00-6 C28H38O4S
    4-[(4'-tetradecyloxybenzoyl)sulfanyl]benzoic acid
    —— 4-methyl-5,7-bis-(6-oxoheptyloxy)chromen-2-one 868127-48-4 C24H32O6
    4-methyl-5,7-bis-(6-oxoheptyloxy)chromen-2-one
    —— 4-Nitro-benzoic acid (R)-(hexahydro-1,3a-ethano-pentalen-1-yl) ester 75594-34-2 C17H19NO4
    4-Nitro-benzoic acid (R)-(hexahydro-1,3a-ethano-pentalen-1-yl) ester
    —— 4-Methoxy-6-(4-methoxy-2,5-di-tert.-butyl-phenoxy)-2,5-di-tert.-butyl-phenol 18738-90-4 C30H46O4
    4-Methoxy-6-(4-methoxy-2,5-di-tert.-butyl-phenoxy)-2,5-di-tert.-butyl-phenol
    —— 4-methyl-1-phenyl-3-(3'-pyridyl)-1H-pyrazolo<3,4-b>pyridin-6-one 114141-88-7 C18H14N4O
    4-methyl-1-phenyl-3-(3'-pyridyl)-1H-pyrazolo<3,4-b>pyridin-6-one
    —— 4-Phenylcarbamoyl-3-phenyl-5,6-dihydro-4H-1,4-thiazin 1924-16-9 C17H16N2OS
    4-Phenylcarbamoyl-3-phenyl-5,6-dihydro-4H-1,4-thiazin
    —— (4R,6R)-4-(tert-butyldimethylsilyloxy)-6-methoxypentadec-1-ene 1448463-87-3 C22H46O2Si
    (4R,6R)-4-(tert-butyldimethylsilyloxy)-6-methoxypentadec-1-ene
    —— 4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-3a-((3-(2-methyl-1-oxo-2,8-diazaspiro[4.5]decan-8-yl)-3-oxopropylamino)methyl)-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoic acid 1392112-48-9 C49H71N3O4
    4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-3a-((3-(2-methyl-1-oxo-2,8-diazaspiro[4.5]decan-8-yl)-3-oxopropylamino)methyl)-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoic acid
    —— [4-Benzoyl-6-(benzoyloxymethyl)-2,3-dihydro-1,4-oxazin-2-yl]methyl benzoate 1448423-42-4 C27H23NO6
    [4-Benzoyl-6-(benzoyloxymethyl)-2,3-dihydro-1,4-oxazin-2-yl]methyl benzoate
    —— 4,10,16-tris(2-bromophenyl)-1,7,13-trimethoxydiacenaphtho[1,2-j:1',2'-l]fluoranthene 1351407-99-2 C57H33Br3O3
    4,10,16-tris(2-bromophenyl)-1,7,13-trimethoxydiacenaphtho[1,2-j:1',2'-l]fluoranthene
    —— (4bS,4cS,9bS,9cR)-7-Methoxy-4c,9b,9c-trimethyl-4b,4c,9b,9c-tetrahydro-benzo[b]cyclopropa[lm]fluoren-5-one 99707-90-1 C21H20O2
    (4bS,4cS,9bS,9cR)-7-Methoxy-4c,9b,9c-trimethyl-4b,4c,9b,9c-tetrahydro-benzo[b]cyclopropa[lm]fluoren-5-one
    —— 4-(4-(3,4-dimethoxyphenylamino)quinazolin-6-yl)-2-methoxyphenol 1445580-93-7 C23H21N3O4
    4-(4-(3,4-dimethoxyphenylamino)quinazolin-6-yl)-2-methoxyphenol
    —— 4-[[4-(3-Piperidin-1-ylpropoxy)phenyl]methyl]cyclohexan-1-ol 1431139-74-0 C21H33NO2
    4-[[4-(3-Piperidin-1-ylpropoxy)phenyl]methyl]cyclohexan-1-ol
    —— (4R,5R)-7-(tert-butyldimethylsilyloxy)-4-[(S)-1-hydroxy-2-(trityloxy)ethyl]-5-methylheptyl pivalate 1187242-76-7 C40H58O5Si
    (4R,5R)-7-(tert-butyldimethylsilyloxy)-4-[(S)-1-hydroxy-2-(trityloxy)ethyl]-5-methylheptyl pivalate
    —— 4-Chloro-2-cyclohexyl-6-(4-methylphenyl)-5-phenylmethoxypyrimidine 1264927-30-1 C24H25ClN2O
    4-Chloro-2-cyclohexyl-6-(4-methylphenyl)-5-phenylmethoxypyrimidine
    —— (4-(5-chloro-4-methoxypyrimidin-2-ylamino)-5-(fluoromethoxy)-2-methylphenyl)(pyrrolidin-1-yl)methanone 1441205-59-9 C18H20ClFN4O3
    (4-(5-chloro-4-methoxypyrimidin-2-ylamino)-5-(fluoromethoxy)-2-methylphenyl)(pyrrolidin-1-yl)methanone
    —— [4-(Naphthalen-1-ylcarbamoylamino)-7-oxocyclohepta-1,3,5-trien-1-yl] acetate 1428147-54-9 C20H16N2O4
    [4-(Naphthalen-1-ylcarbamoylamino)-7-oxocyclohepta-1,3,5-trien-1-yl] acetate
    —— 4-(2-benzyloxyethoxy)-8-cyclohexylmethoxyquinoline-2-carboxylic acid isopropyl-(R)-piperidin-3-yl-amide 1443459-37-7 C34H45N3O4
    4-(2-benzyloxyethoxy)-8-cyclohexylmethoxyquinoline-2-carboxylic acid isopropyl-(R)-piperidin-3-yl-amide
    —— 4-fluoro-1-{[6-ethoxy-1-(2-methylpropyl)benzimidazole-2-yl]methoxy}benzene 1446337-70-7 C20H23FN2O2
    4-fluoro-1-{[6-ethoxy-1-(2-methylpropyl)benzimidazole-2-yl]methoxy}benzene
    —— (4aR,9aR)-4-tert-Butyl-5,7-dimethyl-9,9a-dihydro-4aH-thioxanthene 10,10-dioxide 40414-92-4 C19H24O2S
    (4aR,9aR)-4-tert-Butyl-5,7-dimethyl-9,9a-dihydro-4aH-thioxanthene 10,10-dioxide
    —— 4,4',6,6'-Tetrafluor-3,3'-diamino-biphenyl 42808-60-6 C12H8F4N2
    4,4',6,6'-Tetrafluor-3,3'-diamino-biphenyl
    —— 4-Chlorphenylazodiacetylbenzoylmethan 53578-81-7 C18H15ClN2O3
    4-Chlorphenylazodiacetylbenzoylmethan
    —— 4-{[4-(acetylamino)-1H-pyrrolo[3,2-c]pyridin-1-yl]carbonyl}-3,5-dichloro-N-methylbenzamide 1415123-65-7 C18H14Cl2N4O3
    4-{[4-(acetylamino)-1H-pyrrolo[3,2-c]pyridin-1-yl]carbonyl}-3,5-dichloro-N-methylbenzamide
    —— 4-(3'-chloro-4'-fluorophenylamino)-6-[2-(2-oxa-7-azaspiro[3.5]nonane-7-yl)oxethyl]-7-methoxyquinazoline 1445860-71-8 C24H26ClFN4O3
    4-(3'-chloro-4'-fluorophenylamino)-6-[2-(2-oxa-7-azaspiro[3.5]nonane-7-yl)oxethyl]-7-methoxyquinazoline
    —— 4-amino-N-(6-methyl-1-(thiazol-2-ylamino)isoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide 1446111-48-3 C20H15N7OS2
    4-amino-N-(6-methyl-1-(thiazol-2-ylamino)isoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide
    —— 4-bromo-1-[(6-fluoro-4H-1,3-benzodioxin-8-yl)methyl]-3-hydroxyiminoindol-2-one 303742-11-2 C17H12BrFN2O4
    4-bromo-1-[(6-fluoro-4H-1,3-benzodioxin-8-yl)methyl]-3-hydroxyiminoindol-2-one
    —— 4-[[3-(4-Methoxybenzenesulfonamido)-2-pyridyl]amino]phenyl dihydrogenphosphate 141449-96-9 C18H18N3O7PS
    4-[[3-(4-Methoxybenzenesulfonamido)-2-pyridyl]amino]phenyl dihydrogenphosphate
    —— (4aS,6aS,6bR,8aR,10R,11S,12aR,12bR,14bS)-11-Acetoxy-10-hydroxy-2,2,6a,6b,9,9,12a-heptamethyl-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydro-2H-picene-4a-carboxylic acid methyl ester 40772-64-3 C33H52O5
    (4aS,6aS,6bR,8aR,10R,11S,12aR,12bR,14bS)-11-Acetoxy-10-hydroxy-2,2,6a,6b,9,9,12a-heptamethyl-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydro-2H-picene-4a-carboxylic acid methyl ester
    —— 4-Amino-3,5-bis-(1-hydroxy-1-phenylpropyl)-1,2,4-triazol 40183-76-4 C20H24N4O2
    4-Amino-3,5-bis-(1-hydroxy-1-phenylpropyl)-1,2,4-triazol
    —— 4-Oxo-4-phenyl-3-phenylcarbamoyl-butyric acid ethyl ester 51424-09-0 C19H19NO4
    4-Oxo-4-phenyl-3-phenylcarbamoyl-butyric acid ethyl ester