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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-acetoxy-3,5-diisopropyl-benzaldehyde 521098-12-4 C15H20O3
    4-acetoxy-3,5-diisopropyl-benzaldehyde
    —— (4-dimethylaminopyridinium) chlorobismuthate(III) 1374646-53-3 BiCl4*C7H11N2
    (4-dimethylaminopyridinium) chlorobismuthate(III)
    —— 4-[2-(4-chloro-phenylhydrazono)-1-ethoxy-2-nitro-ethyl]-morpholine 73463-65-7 C14H19ClN4O4
    4-[2-(4-chloro-phenylhydrazono)-1-ethoxy-2-nitro-ethyl]-morpholine
    —— 4-(7-Tert-butyl-1-cyanoindolizin-3-yl)-2-hydroxybenzoic acid 1246844-95-0 C20H18N2O3
    4-(7-Tert-butyl-1-cyanoindolizin-3-yl)-2-hydroxybenzoic acid
    —— 4-ethyl-3-methyl-pyrido[4,3-b]benzo[f][1,4]thiazepin-1-yl-methylsulfonate 852158-16-8 C16H16N2O3S2
    4-ethyl-3-methyl-pyrido[4,3-b]benzo[f][1,4]thiazepin-1-yl-methylsulfonate
    —— 4-hydroxy-3-[(4-(N-methyl-N-(1-ethoxycarbonyl-1-methylethyl)amino)-6-(3-(1-methylimidazolin-2-yl)phenoxy)-3,5-difluoropyridin-2-yl)oxy]benzamidine, trifluoroacetic acid salt 194985-75-6 C2HF3O2*C29H32F2N6O5
    4-hydroxy-3-[(4-(N-methyl-N-(1-ethoxycarbonyl-1-methylethyl)amino)-6-(3-(1-methylimidazolin-2-yl)phenoxy)-3,5-difluoropyridin-2-yl)oxy]benzamidine, trifluoroacetic acid salt
    —— 4,4,5,5-tetramethyl-3-oxide-2-osmeocenyl-imidazoline-1-oxyl 200402-70-6 C17H21N2O2Os
    4,4,5,5-tetramethyl-3-oxide-2-osmeocenyl-imidazoline-1-oxyl
    —— 4-isoproxy-6-iodo-quinoline-3-carbonitrile 872577-30-5 C13H11IN2O
    4-isoproxy-6-iodo-quinoline-3-carbonitrile
    —— 4-[(4-bromo-phenyl)-phenyl-thiophosphinoyl]-N,N-dimethyl-aniline 858242-70-3 C20H19BrNPS
    4-[(4-bromo-phenyl)-phenyl-thiophosphinoyl]-N,N-dimethyl-aniline
    —— (4-arsono-2-methyl-phenyl)-oxalamic acid 861334-31-8 C9H10AsNO6
    (4-arsono-2-methyl-phenyl)-oxalamic acid
    —— 4-(9-Methoxy-3-methyl-4-oxo-3,4,5,6-tetrahydro-2H-7-oxa-1-thia-dibenzo[a,c]cyclohepten-3-yl)-butyric acid methyl ester 153265-29-3 C20H24O5S
    4-(9-Methoxy-3-methyl-4-oxo-3,4,5,6-tetrahydro-2H-7-oxa-1-thia-dibenzo[a,c]cyclohepten-3-yl)-butyric acid methyl ester
    —— 4-chloro-1-[(1R,2S,3R,4S)-2,3,4-tris(t-butyldimethylsilyloxy)cyclopentyl]-1H-imidazo[4,5-c]pyridine 1417161-62-6 C29H54ClN3O3Si3
    4-chloro-1-[(1R,2S,3R,4S)-2,3,4-tris(t-butyldimethylsilyloxy)cyclopentyl]-1H-imidazo[4,5-c]pyridine
    —— 4-benzyl-1-(7-fluoro-1H-indol-5-yl)piperazine-2,6-dione 926028-85-5 C19H16FN3O2
    4-benzyl-1-(7-fluoro-1H-indol-5-yl)piperazine-2,6-dione
    —— 4-bromo-3-methylpyridine hydrobromide 1185658-26-7 (x)BrH*C6H6BrN
    4-bromo-3-methylpyridine hydrobromide
    —— 4-[(2,4-dichlorophenyl)amino]-7-[(1E)-11-morpholin-4-ylundec-1-enyl]quinoline-3-carbonitrile 946490-73-9 C31H36Cl2N4O
    4-[(2,4-dichlorophenyl)amino]-7-[(1E)-11-morpholin-4-ylundec-1-enyl]quinoline-3-carbonitrile
    —— 4-{5-[4-(4-methyl-piperazin-1-ylmethyl)-phenyl]-pyridin-3-yl}-2-pyridin-2-yl-7H-pyrrolo[2,3-d]pyrimidine 1171894-09-9 C28H27N7
    4-{5-[4-(4-methyl-piperazin-1-ylmethyl)-phenyl]-pyridin-3-yl}-2-pyridin-2-yl-7H-pyrrolo[2,3-d]pyrimidine
    —— 4H-2-methyl-7-methoxybenzo<b>telluropyrone 84144-57-0 C11H10O2Te
    4H-2-methyl-7-methoxybenzo<b>telluropyrone
    —— 4-(5-ethoxy-pyridin-3-yl)-6-(6-methyl-pyridin-2-yl)-1H-pyrrolo[2,3-b]pyridine 1171891-63-6 C20H18N4O
    4-(5-ethoxy-pyridin-3-yl)-6-(6-methyl-pyridin-2-yl)-1H-pyrrolo[2,3-b]pyridine
    —— 4-[4-(2,3-dimethyl-benzoylamino)-naphthalene-1-sulfonylamino]-piperidine-1-carboxylic acid ethyl ester 723305-11-1 C27H31N3O5S
    4-[4-(2,3-dimethyl-benzoylamino)-naphthalene-1-sulfonylamino]-piperidine-1-carboxylic acid ethyl ester
    —— [4-(6-amino-5-oxazolo[5,4-c]pyridin-2-yl-3-pyridyl)phenyl]-(4-hydroxy-1-piperidyl)methanone 1146945-80-3 C23H21N5O3
    [4-(6-amino-5-oxazolo[5,4-c]pyridin-2-yl-3-pyridyl)phenyl]-(4-hydroxy-1-piperidyl)methanone
    —— 4-methoxy-N-(2,4,6-trimethyl-3-pyrrolidin-1-yl-phenyl)-biphenyl-2-carboxamide 749268-02-8 C27H30N2O2
    4-methoxy-N-(2,4,6-trimethyl-3-pyrrolidin-1-yl-phenyl)-biphenyl-2-carboxamide
    —— 4-[4-(2-fluoro-benzoylamino)-naphthalene-1-sulfonylamino]-piperidine-1-carboxylic acid ethylamide 723306-08-9 C25H27FN4O4S
    4-[4-(2-fluoro-benzoylamino)-naphthalene-1-sulfonylamino]-piperidine-1-carboxylic acid ethylamide
    —— 4-(5-Phenylthieno[3,2-b]pyridin-7-yl)morpholine hydrochloride 239799-81-6 C17H16N2OS*ClH
    4-(5-Phenylthieno[3,2-b]pyridin-7-yl)morpholine hydrochloride
    —— 4-(2-bis-(4-methoxy-benzyl)-amino-pyrimidin-5-yl)-2-morpholin-4-yl-5,6-dihydro-pyrrolo[2,3-d]pyrimidine-7-carboxylic acid 2-methoxy-ethyl ester 1007208-37-8 C34H39N7O6
    4-(2-bis-(4-methoxy-benzyl)-amino-pyrimidin-5-yl)-2-morpholin-4-yl-5,6-dihydro-pyrrolo[2,3-d]pyrimidine-7-carboxylic acid 2-methoxy-ethyl ester
    —— 4-bromo-2-methyl-2H-pyrazole-3-carboxylic acid (2-phenyl-imidazo[1,2-a]pyrimidin-7-yl)-amide 1335298-80-0 C17H13BrN6O
    4-bromo-2-methyl-2H-pyrazole-3-carboxylic acid (2-phenyl-imidazo[1,2-a]pyrimidin-7-yl)-amide
    —— [4-(3-hydroxy-phenyl)-2-morpholin-4-yl-5,6-dihydro-pyrrolo[2,3-d]pyrimidin-7-yl]-thiophen-2-yl-methanone trifluoroacetate 1007207-57-9 C2HF3O2*C21H20N4O3S
    [4-(3-hydroxy-phenyl)-2-morpholin-4-yl-5,6-dihydro-pyrrolo[2,3-d]pyrimidin-7-yl]-thiophen-2-yl-methanone trifluoroacetate
    —— 4-Furan-2-yl-5-methyl-6-(pyridin-2-ylmethoxy)-pyrimidin-2-yl-amine 357287-87-7 C15H14N4O2
    4-Furan-2-yl-5-methyl-6-(pyridin-2-ylmethoxy)-pyrimidin-2-yl-amine
    —— 4-imino-1,4λ<sup>6</sup>-oxathiane 4-oxide hydrochloride 2377035-65-7 C4H9NO2S*ClH
    4-imino-1,4λ<sup>6</sup>-oxathiane 4-oxide hydrochloride
    —— 4-((1S,6R)-6-(hydroxymethyl)cyclohex-2-enyl)-2-methoxyphenol 1595280-36-6 C14H18O3
    4-((1S,6R)-6-(hydroxymethyl)cyclohex-2-enyl)-2-methoxyphenol
    —— 4-[(3E)-pent-3-en-1-yl]-4'-propyl-1,1'-bi(cyclohexane) 105351-42-6 C20H36
    4-[(3E)-pent-3-en-1-yl]-4'-propyl-1,1'-bi(cyclohexane)
    —— [4-[2-chloro-4-methoxy-5-(2-methoxy-ethoxymethoxy)-phenyl]-5-cyano-7-(2-trimethylsilanyl-ethoxymethyl)-7H-pyrrolo[2,3-d]pyrimidin-2-ylsulfanyl]-acetic acid ethyl ester 1131803-43-4 C28H37ClN4O7SSi
    [4-[2-chloro-4-methoxy-5-(2-methoxy-ethoxymethoxy)-phenyl]-5-cyano-7-(2-trimethylsilanyl-ethoxymethyl)-7H-pyrrolo[2,3-d]pyrimidin-2-ylsulfanyl]-acetic acid ethyl ester
    —— 4-Chloro-7-[(1,3,3-trimethyl-6-azabicyclo[3.2.1]octan-6-yl)sulfonyl]-2,1,3-benzoxadiazole 1118595-12-2 C16H20ClN3O3S
    4-Chloro-7-[(1,3,3-trimethyl-6-azabicyclo[3.2.1]octan-6-yl)sulfonyl]-2,1,3-benzoxadiazole
    —— 4-(3-tert-Butylamino-2-hydroxy-propoxy)-3-chloro-N-ethyl-benzamide 27522-72-1 C16H25ClN2O3
    4-(3-tert-Butylamino-2-hydroxy-propoxy)-3-chloro-N-ethyl-benzamide
    —— 4-(2-ammonioethyl)-1H-imidazol-3-ium tetrachloroplumbate(II) 928842-21-1 C5H11N3*Cl4Pb
    4-(2-ammonioethyl)-1H-imidazol-3-ium tetrachloroplumbate(II)
    —— 4-[(Tert-butoxy)carbonyl]-2-(methoxymethyl)morpholine-2-carboxylic acid 2094626-33-0 C12H21NO6
    4-[(Tert-butoxy)carbonyl]-2-(methoxymethyl)morpholine-2-carboxylic acid
    —— 4-bromobutyl (3-hexadecoxy-2-propoxypropyl) hydrogen phosphate 139574-89-3 C26H54BrO6P
    4-bromobutyl (3-hexadecoxy-2-propoxypropyl) hydrogen phosphate
    —— (4S,5S)-4-Phenylsulfanyl-tridecan-5-ol 106564-69-6 C19H32OS
    (4S,5S)-4-Phenylsulfanyl-tridecan-5-ol
    —— 4-Chloro-5-fluoro-[[1-[2-(methylamino)ethyl]-2-propenyl]oxy]benzonitrile Hydrochloride 357416-24-1 C13H14ClFN2O*ClH
    4-Chloro-5-fluoro-[[1-[2-(methylamino)ethyl]-2-propenyl]oxy]benzonitrile Hydrochloride
    —— (4α,4aβ,7α,7aα,8α,9β)-(+/-)-4.9-bis<<(1,1-dimethylethyl)dimethylsilyl>oxy>-4a,6,7,7a,8,9-hexahydro-4a,8-dimethyl-7-methoxyazuleno<6,5-b>furan-5(4H)-one 143470-85-3 C27H48O5Si2
    (4α,4aβ,7α,7aα,8α,9β)-(+/-)-4.9-bis<<(1,1-dimethylethyl)dimethylsilyl>oxy>-4a,6,7,7a,8,9-hexahydro-4a,8-dimethyl-7-methoxyazuleno<6,5-b>furan-5(4H)-one
    —— 4-{(S)-2-[(4-Aminomethyl-cyclohexanecarbonyl)-amino]-6-guanidino-hexanoylamino}-benzoic acid 140135-04-2 C22H34N6O4
    4-{(S)-2-[(4-Aminomethyl-cyclohexanecarbonyl)-amino]-6-guanidino-hexanoylamino}-benzoic acid
    —— 4-Ethyl-non-1-en-5-one 102492-89-7 C11H20O
    4-Ethyl-non-1-en-5-one
    —— 4-cyano-3-(p-tolyl)isothiazole 124413-42-9 C11H8N2S
    4-cyano-3-(p-tolyl)isothiazole
    —— 4,5,6,7-tetrahydro-3-iodo-2-(p-tolyl)benzofuran 1032196-59-0 C15H15IO
    4,5,6,7-tetrahydro-3-iodo-2-(p-tolyl)benzofuran
    —— 4-[4-[[(6aS)-2-methoxy-11-oxo-6a,7,8,9-tetrahydropyrrolo[2,1-c][1,4]benzodiazepin-3-yl]oxy]butanoylamino]-N-[5-[[3-[[5-[[2-[3-(dimethylamino)propylcarbamoyl]-1-methylimidazol-4-yl]carbamoyl]-1-methylpyrrol-3-yl]amino]-3-oxopropyl]carbamoyl]-1-methylpyrrol-3-yl]-1-methylimidazole-2-carboxamide 1152016-53-9 C47H59N15O9
    4-[4-[[(6aS)-2-methoxy-11-oxo-6a,7,8,9-tetrahydropyrrolo[2,1-c][1,4]benzodiazepin-3-yl]oxy]butanoylamino]-N-[5-[[3-[[5-[[2-[3-(dimethylamino)propylcarbamoyl]-1-methylimidazol-4-yl]carbamoyl]-1-methylpyrrol-3-yl]amino]-3-oxopropyl]carbamoyl]-1-methylpyrrol-3-yl]-1-methylimidazole-2-carboxamide
    —— 4-oxa-9-methyl-5-(N-ethylcarbamoyloxy)-tricyclo[5,2,1,02,6 ]dec-8-en-3-one 56232-40-7 C13H17NO4
    4-oxa-9-methyl-5-(N-ethylcarbamoyloxy)-tricyclo[5,2,1,02,6 ]dec-8-en-3-one
    —— 4,4'-bis-benzyloxy-2,2,2',2'-tetraphenyl-[5,5']bi[benzo[1,3]dioxolyl]-6,6'-dicarboxylic acid dibenzyl ester 854870-20-5 C68H50O10
    4,4'-bis-benzyloxy-2,2,2',2'-tetraphenyl-[5,5']bi[benzo[1,3]dioxolyl]-6,6'-dicarboxylic acid dibenzyl ester
    —— 4-aza-3-benzyloxy-3-phenyl-1(3H)-isobenzofuranone 4-oxide 115147-85-8 C20H13NO5
    4-aza-3-benzyloxy-3-phenyl-1(3H)-isobenzofuranone 4-oxide
    —— (4S,Z)-4-tert-butyldimethylsilyloxy-1-pivaloyloxy-2-pentene 342638-13-5 C16H32O3Si
    (4S,Z)-4-tert-butyldimethylsilyloxy-1-pivaloyloxy-2-pentene
    —— 4-Nitrophenyl-ONN-azoxymethylester 74692-75-4 C8H7N3O5
    4-Nitrophenyl-ONN-azoxymethylester
    —— (4-Phenyl-bicyclo[2.2.2]oct-2-en-1-yl)-carbamic acid ethyl ester 22058-44-2 C17H21NO2
    (4-Phenyl-bicyclo[2.2.2]oct-2-en-1-yl)-carbamic acid ethyl ester