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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Nitro-6,7,8,9,10,11,12,13,14,15,16,17,18-tridecahydro-5H-cyclopentadec-(b)-indol 13800-87-8 C21H30N2O2
    4-Nitro-6,7,8,9,10,11,12,13,14,15,16,17,18-tridecahydro-5H-cyclopentadec-(b)-indol
    —— 4-Amino-3-(3-tert-butyl-4-hydroxy-5-methyl-phenyl)-butyric acid 6577-87-3 C15H23NO3
    4-Amino-3-(3-tert-butyl-4-hydroxy-5-methyl-phenyl)-butyric acid
    —— 4-Phenyl-2-<2-methyl-5-nitro-benzylmercapto>-thiazol 5316-23-4 C17H14N2O2S2
    4-Phenyl-2-<2-methyl-5-nitro-benzylmercapto>-thiazol
    —— 4-ethyl-4-(4-fluoro-phenyl)-2,6-dioxo-piperidine-3,5-dicarbonitrile 19244-19-0 C15H12FN3O2
    4-ethyl-4-(4-fluoro-phenyl)-2,6-dioxo-piperidine-3,5-dicarbonitrile
    —— 4-Ethoxymethyl-3-methyl-isocarbostyril 15787-27-6 C13H15NO2
    4-Ethoxymethyl-3-methyl-isocarbostyril
    —— 4-<2,2,5-Trimethyl-5-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl)-1,3-dioxolan-4-yl>benzoic acid 119436-13-4 C27H34O4
    4-<2,2,5-Trimethyl-5-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl)-1,3-dioxolan-4-yl>benzoic acid
    —— 4-methoxy-N-adamantyl-2-[4-(trifluoromethyl)phenylamino]benzamide 1596377-27-3 C25H27F3N2O2
    4-methoxy-N-adamantyl-2-[4-(trifluoromethyl)phenylamino]benzamide
    —— 4-chloro-3-(5-amino-2,3-dichlorobenzyl)-5-difluoromethoxy-1-methyl-1H-pyrazole 206652-53-1 C12H10Cl3F2N3O
    4-chloro-3-(5-amino-2,3-dichlorobenzyl)-5-difluoromethoxy-1-methyl-1H-pyrazole
    —— 4-Bromooxazolo[5,4-c]pyridine 1785077-02-2 C6H3BrN2O
    4-Bromooxazolo[5,4-c]pyridine
    —— 4-{[2-(benzyloxy)phenyl]thio}benzonitrile 1257087-15-2 C20H15NOS
    4-{[2-(benzyloxy)phenyl]thio}benzonitrile
    —— 4"-N-[(2S)-4-amino-2-hydroxybutyryl]apramycin 1365691-94-6 C26H46N6O14
    4"-N-[(2S)-4-amino-2-hydroxybutyryl]apramycin
    —— 4-((S)-1,4-Dimethyl-7-triethylsilanyloxy-cyclohept-3-enyl)-butyronitrile 461663-57-0 C19H35NOSi
    4-((S)-1,4-Dimethyl-7-triethylsilanyloxy-cyclohept-3-enyl)-butyronitrile
    —— [4-[Dimethyl(phenyl)silyl]-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)butyl] acetate 200010-88-4 C20H33BO4Si
    [4-[Dimethyl(phenyl)silyl]-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)butyl] acetate
    —— (4E)-4-diethoxyphosphoryl-2-methyl-3-prop-2-enoxyhexa-2,4-diene 81734-35-2 C14H25O4P
    (4E)-4-diethoxyphosphoryl-2-methyl-3-prop-2-enoxyhexa-2,4-diene
    —— 4-benzamido-1-(4-acetylpyridine)-3-thiosemicarbazone 119673-52-8 C15H15N5OS
    4-benzamido-1-(4-acetylpyridine)-3-thiosemicarbazone
    —— 4-Bromphenyl-4-aminosalicylat 56356-33-3 C13H10BrNO3
    4-Bromphenyl-4-aminosalicylat
    —— 4-Amino-6-methylthio-2-(1-(3-cyano-1-methyl-1H-pyrrolo[2,3-c]pyridin-5-yl)ethyl)thio-pyrimidine 1097902-71-0 C16H16N6S2
    4-Amino-6-methylthio-2-(1-(3-cyano-1-methyl-1H-pyrrolo[2,3-c]pyridin-5-yl)ethyl)thio-pyrimidine
    —— 4-Hexoxy-3-nitrobenzenesulfonamide 123045-58-9 C12H18N2O5S
    4-Hexoxy-3-nitrobenzenesulfonamide
    —— 4-(4-bromo-2,6-difluorophenyl)-5-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-2,4-dihydro-3H-1,2,4-triazol-3-one 1332333-39-7 C17H17BrF2N4O2
    4-(4-bromo-2,6-difluorophenyl)-5-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 4-[4-[(2-chloro-3,4-dimethoxybenzoyl)carbamoylamino]phenoxy]-N-prop-2-enylpyridine-2-carboxamide 1061639-49-3 C25H23ClN4O6
    4-[4-[(2-chloro-3,4-dimethoxybenzoyl)carbamoylamino]phenoxy]-N-prop-2-enylpyridine-2-carboxamide
    —— 4-[(3R)-1-azabicyclo[2.2.2]oct-3-ylamino]-3-(1H-benzimidazol-2-yl)-6-(2-ethylphenyl)-7-(1H-imidazol-1-yl)quinolin-2(1H)-one 668426-43-5 C34H33N7O
    4-[(3R)-1-azabicyclo[2.2.2]oct-3-ylamino]-3-(1H-benzimidazol-2-yl)-6-(2-ethylphenyl)-7-(1H-imidazol-1-yl)quinolin-2(1H)-one
    —— 4-methyl-2-({1-[trans-1-methyl-4-(methyloxy)cyclohexyl]-4-piperidinyl}amino)phenol 1134197-67-3 C20H32N2O2
    4-methyl-2-({1-[trans-1-methyl-4-(methyloxy)cyclohexyl]-4-piperidinyl}amino)phenol
    —— 4,13-dimethyl-1,2,4,7,8,13-hexahydro-6H-indazolo[5,4-a]pyrrolo[3,4-c]carbazol-6-one 1023320-69-5 C21H18N4O
    4,13-dimethyl-1,2,4,7,8,13-hexahydro-6H-indazolo[5,4-a]pyrrolo[3,4-c]carbazol-6-one
    —— 4,4'-[3,3'-(4,4'-ethane-1,2-diyl-diphenyl)-di-prop-2-ynyl]-bis-morpholine 15864-99-0 C28H32N2O2
    4,4'-[3,3'-(4,4'-ethane-1,2-diyl-diphenyl)-di-prop-2-ynyl]-bis-morpholine
    —— 4-Methoxy-3-[(4-methoxy-3-methylphenyl)methyl]phenol 117896-13-6 C16H18O3
    4-Methoxy-3-[(4-methoxy-3-methylphenyl)methyl]phenol
    —— 4,6-Diazatricyclo<5.4.0.0<sup>3,9</sup>>undecan-5-on 81226-13-3 C9H14N2O
    4,6-Diazatricyclo<5.4.0.0<sup>3,9</sup>>undecan-5-on
    —— 4-[[(3-Carboxyphenyl)methylamino]methyl]-2-(2,5-dimethylpyrrol-1-yl)benzoic acid 1609112-66-4 C22H22N2O4
    4-[[(3-Carboxyphenyl)methylamino]methyl]-2-(2,5-dimethylpyrrol-1-yl)benzoic acid
    —— 4,4-dideuterio-2,2-dimethyl-1,3,3-triphenylcyclobutanol 114274-25-8 C24H24O
    4,4-dideuterio-2,2-dimethyl-1,3,3-triphenylcyclobutanol
    —— 4-{[(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carbonyl]-amino}-3-methoxy-benzoic acid 1-((S)-1-carboxy-ethylcarbamoyloxy)-ethyl ester 1456545-80-4 C37H38Cl2F2N4O8
    4-{[(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carbonyl]-amino}-3-methoxy-benzoic acid 1-((S)-1-carboxy-ethylcarbamoyloxy)-ethyl ester
    —— 4-chloro-1H-pyrrolo[2,3-b]pyridine-3-sulfonyl chloride 1423032-89-6 C7H4Cl2N2O2S
    4-chloro-1H-pyrrolo[2,3-b]pyridine-3-sulfonyl chloride
    —— 4-chloro-N-[5-chloro-2-(hydroxymethyl)phenyl]-N-[(2R)-5-imidazol-1-ylpentan-2-yl]benzenesulfonamide 1007892-69-4 C21H23Cl2N3O3S
    4-chloro-N-[5-chloro-2-(hydroxymethyl)phenyl]-N-[(2R)-5-imidazol-1-ylpentan-2-yl]benzenesulfonamide
    —— [4,5-dimethyl-6-((R)-3-methyl-piperazin-1-yl)-pyridazin-3-yl]-pyridin-4-yl-methanone 1204977-46-7 C17H21N5O
    [4,5-dimethyl-6-((R)-3-methyl-piperazin-1-yl)-pyridazin-3-yl]-pyridin-4-yl-methanone
    —— 4-(2-Chlorbenzylidenamino)-thiochroman 15951-86-7 C16H14ClNS
    4-(2-Chlorbenzylidenamino)-thiochroman
    —— 4-methoxy-N-[(3-nitrophenyl)carbamothioyl]benzamide 5566-77-8 C15H13N3O4S
    4-methoxy-N-[(3-nitrophenyl)carbamothioyl]benzamide
    —— 4-<i>o</i>-anisidino-2-methylsulfanyl-pyrimidine-5-carboxylic acid ethyl ester 108123-24-6 C15H17N3O3S
    4-<i>o</i>-anisidino-2-methylsulfanyl-pyrimidine-5-carboxylic acid ethyl ester
    —— 4-(6-oxo-1,6-dihydro-purin-9-ylmethyl)-benzenesulfonamide 21267-97-0 C12H11N5O3S
    4-(6-oxo-1,6-dihydro-purin-9-ylmethyl)-benzenesulfonamide
    —— (4R)-5-hydroxy-4-{[4-(3-methoxy-1-propynyl)benzoyl]amino}pentanoic acid 905291-71-6 C16H19NO5
    (4R)-5-hydroxy-4-{[4-(3-methoxy-1-propynyl)benzoyl]amino}pentanoic acid
    —— 4-deuterio-N-ethylbenzamide 113948-09-7 C9H11NO
    4-deuterio-N-ethylbenzamide
    —— 4-phenylhydrazono-1,2,3,4-tetrahydro-pyrido[1,2-<i>a</i>]quinolinylium; bromide 113011-92-0 Br*C19H18N3
    4-phenylhydrazono-1,2,3,4-tetrahydro-pyrido[1,2-<i>a</i>]quinolinylium; bromide
    —— 4-hydroxy-6-(non-8-en-5-ynyl)-2-pyrone 1642145-24-1 C14H16O3
    4-hydroxy-6-(non-8-en-5-ynyl)-2-pyrone
    —— 4-methanesulfonyl-7-(4-methanesulfonylphenyl)thieno[3,2-d]pyrimidine 1384951-70-5 C14H12N2O4S3
    4-methanesulfonyl-7-(4-methanesulfonylphenyl)thieno[3,2-d]pyrimidine
    —— 4-(6-(6-amino-5-trifluoromethylpyridin-3-yl)imidazo[1,2-b]pyridazin-3-yl)-N-(2-(1,1-dioxothiomorpholin-4-yl)ethyl)-3-fluorobenzamide 1084952-67-9 C25H23F4N7O3S
    4-(6-(6-amino-5-trifluoromethylpyridin-3-yl)imidazo[1,2-b]pyridazin-3-yl)-N-(2-(1,1-dioxothiomorpholin-4-yl)ethyl)-3-fluorobenzamide
    —— 4-chloro-2-iodoquinoline 5652-08-4 C9H5ClIN
    4-chloro-2-iodoquinoline
    —— 4'-carbazol-9-yl-2,2':6',2''-terpyridine 1225026-49-2 C27H18N4
    4'-carbazol-9-yl-2,2':6',2''-terpyridine
    —— 4,4-dimethyl-<i>N</i><sup>2</sup>-phenyl-3-phenylcarbamoyloxy-oxazolidine-2,5-diylidenediamine 66286-07-5 C18H18N4O3
    4,4-dimethyl-<i>N</i><sup>2</sup>-phenyl-3-phenylcarbamoyloxy-oxazolidine-2,5-diylidenediamine
    —— 4-Oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[[(aminocarbonyl)oxy]methyl]-8-oxo-7-[(2-thienylacetyl)amino]-,(4-nitrophenyl)methyl ester, trans- 61795-89-9 C22H20N4O9S
    4-Oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[[(aminocarbonyl)oxy]methyl]-8-oxo-7-[(2-thienylacetyl)amino]-,(4-nitrophenyl)methyl ester, trans-
    —— 4-Methoxy-2-trimethylsilanylethynyl-2H-quinoline-1-carboxylic acid ethyl ester 182951-09-3 C18H23NO3Si
    4-Methoxy-2-trimethylsilanylethynyl-2H-quinoline-1-carboxylic acid ethyl ester
    —— 4-{2-[1-benzhydryl-5-chloro-2-(2-([(7-chloro-2,1,3-benzoxadiazol-4-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid 540525-10-8 C38H30Cl2N4O6S
    4-{2-[1-benzhydryl-5-chloro-2-(2-([(7-chloro-2,1,3-benzoxadiazol-4-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid
    —— 4’-chloro-2’-fluoro[1,1‘-biphenyl]-2-carboxylic acid 1518644-27-3 C13H8ClFO2
    4’-chloro-2’-fluoro[1,1‘-biphenyl]-2-carboxylic acid
    —— 4,5-Dihydro-4-<1-methoxycarbonyl-2-oxo-propyl>-2,7-dimethyl-1H-azepin-3,6-dicarbonsaeure-dimethylester 19869-33-1 C17H23NO7
    4,5-Dihydro-4-<1-methoxycarbonyl-2-oxo-propyl>-2,7-dimethyl-1H-azepin-3,6-dicarbonsaeure-dimethylester