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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4a-carba-β-D-galactofuranosyl-(1->5)-4a-carba-β-D-galactofuranose 1279013-92-1 C14H26O9
    4a-carba-β-D-galactofuranosyl-(1->5)-4a-carba-β-D-galactofuranose
    —— 4-(diisopropyl(3-(tritylamino)prop-1-yn-1-yl)silyl)butanenitrile 1439640-40-0 C32H38N2Si
    4-(diisopropyl(3-(tritylamino)prop-1-yn-1-yl)silyl)butanenitrile
    —— 4-benzyloxy-2-[3-(2-carboxymethoxy-3-methyl-benzyloxy)-benzyloxy]-6-methyl-benzoic acid 303218-91-9 C32H30O8
    4-benzyloxy-2-[3-(2-carboxymethoxy-3-methyl-benzyloxy)-benzyloxy]-6-methyl-benzoic acid
    —— 4-methoxy-5,11-dioxatricyclo<6.2.1.02,7>undec-9-ene 121362-65-0 C10H14O3
    4-methoxy-5,11-dioxatricyclo<6.2.1.02,7>undec-9-ene
    —— 4-(7-methyl-1H-indol-1-yl)benzamide 1095885-69-0 C16H14N2O
    4-(7-methyl-1H-indol-1-yl)benzamide
    —— 4,4-Bis(phenylsulfanyl)butan-2-ol 185559-30-2 C16H18OS2
    4,4-Bis(phenylsulfanyl)butan-2-ol
    —— 4-Acetylamino-3-bromo-5-[(cyclohexyl-methyl-amino)-methyl]-benzoic acid ethyl ester 55412-24-3 C19H27BrN2O3
    4-Acetylamino-3-bromo-5-[(cyclohexyl-methyl-amino)-methyl]-benzoic acid ethyl ester
    —— (4S,5S)-4-(3,5-difluorobenzyl)-5-((2R,4S)-1-benzhydryl-4-phenoxypyrrolidin-2-yl)oxazolidin-2-one 877079-12-4 C33H30F2N2O3
    (4S,5S)-4-(3,5-difluorobenzyl)-5-((2R,4S)-1-benzhydryl-4-phenoxypyrrolidin-2-yl)oxazolidin-2-one
    —— 4-{2-[3-(4-Chloro-phenyl)-3-methyl-ureido]-ethyl}-benzenesulfonamide 22782-24-7 C16H18ClN3O3S
    4-{2-[3-(4-Chloro-phenyl)-3-methyl-ureido]-ethyl}-benzenesulfonamide
    —— (4-Phenoxyphenyl)methyl 4-methylbenzenesulfonate 94549-85-6 C20H18O4S
    (4-Phenoxyphenyl)methyl 4-methylbenzenesulfonate
    —— 4-neopentyl-5-tert-butyl-1,2-dithiolium hydrogen sulfate 52755-21-2 C12H21S2*H*O4S
    4-neopentyl-5-tert-butyl-1,2-dithiolium hydrogen sulfate
    —— 4-n-propoxy-3,5-diamino-α,α,α-trifluoromethylbenzene 71352-66-4 C10H13F3N2O
    4-n-propoxy-3,5-diamino-α,α,α-trifluoromethylbenzene
    —— 4a,6-Dimethyl-3,4,4a,5,8,9-hexahydro-benzocyclohepten-2-one 129548-39-6 C13H18O
    4a,6-Dimethyl-3,4,4a,5,8,9-hexahydro-benzocyclohepten-2-one
    —— 4-methoxy-5-(methylsulfonylamino)-1-indanone oxime 1116359-28-4 C11H14N2O4S
    4-methoxy-5-(methylsulfonylamino)-1-indanone oxime
    —— 4-Methyl-4-(3-methyl-but-2-enyl)-2-trimethylsilanyl-cyclohexa-2,5-dienone 127797-72-2 C15H24OSi
    4-Methyl-4-(3-methyl-but-2-enyl)-2-trimethylsilanyl-cyclohexa-2,5-dienone
    —— (4S,5S)-2-[4-(3,3-difluoropyrrolidine-1-carbonyl)phenyl]-5-methyl-4-phenyl-N-(1,3,4-thiadiazol-2-yl)-4,6-dihydrocyclopenta[b]thiophene-5-carboxamide 1202634-39-6 C28H24F2N4O2S2
    (4S,5S)-2-[4-(3,3-difluoropyrrolidine-1-carbonyl)phenyl]-5-methyl-4-phenyl-N-(1,3,4-thiadiazol-2-yl)-4,6-dihydrocyclopenta[b]thiophene-5-carboxamide
    —— 4-tert-butyl-5-dimethylsulfamoyl-2-ethoxy-benzoic acid methyl ester 939983-65-0 C16H25NO5S
    4-tert-butyl-5-dimethylsulfamoyl-2-ethoxy-benzoic acid methyl ester
    —— (4-cyano-phenylamino)-[4,5-diethoxy-2-(methanesulfonylamino)-phenyl]-acetic acid methyl ester 284044-29-7 C21H25N3O6S
    (4-cyano-phenylamino)-[4,5-diethoxy-2-(methanesulfonylamino)-phenyl]-acetic acid methyl ester
    —— 4-(4-hydroxyphenyl)-5,6-diphenyl-3,4-dihydropyrimidin-2(1H)-one 1283118-55-7 C22H18N2O2
    4-(4-hydroxyphenyl)-5,6-diphenyl-3,4-dihydropyrimidin-2(1H)-one
    —— 4-(Azetidin-3-yl)-1-benzyl-1H-1,2,3-triazole dihydrochloride 2230807-02-8 C12H16Cl2N4
    4-(Azetidin-3-yl)-1-benzyl-1H-1,2,3-triazole dihydrochloride
    —— 4-hydrazino-2-methylpyrimido<4',5':4,5>thieno<2,3-b>quinoline 152030-72-3 C14H11N5S
    4-hydrazino-2-methylpyrimido<4',5':4,5>thieno<2,3-b>quinoline
    —— 4'-propyl-3',4'-dihydropyrimidino[6',5':2,3]cholestan-2'(1'H)-one 1408324-28-6 C32H54N2O
    4'-propyl-3',4'-dihydropyrimidino[6',5':2,3]cholestan-2'(1'H)-one
    —— 4-adamantan-1-yl-2-iodo-1-methoxybenzene 1381804-79-0 C17H21IO
    4-adamantan-1-yl-2-iodo-1-methoxybenzene
    —— 4,5-diphenyl-1-(tetrafluoro-4'-pyridyl)-1,2,3-triazol 39066-48-3 C19H10F4N4
    4,5-diphenyl-1-(tetrafluoro-4'-pyridyl)-1,2,3-triazol
    —— 4-Acetoxy-1,1-diaethoxy-2-butin 16548-28-0 C10H16O4
    4-Acetoxy-1,1-diaethoxy-2-butin
    —— 4-(2,3,4-Trihydroxyphenyl)-2-(o-ethoxyphenylamino)thiazole hydrochloride 79571-78-1 C17H16N2O4S*ClH
    4-(2,3,4-Trihydroxyphenyl)-2-(o-ethoxyphenylamino)thiazole hydrochloride
    —— (+)-(4aR,8aS)-3-(2-n-propyl-1,2,3,4,4a,5,6,7,8,8aα-decahydro-4aβ-isoquinolinyl)phenol 111766-07-5 C18H27NO
    (+)-(4aR,8aS)-3-(2-n-propyl-1,2,3,4,4a,5,6,7,8,8aα-decahydro-4aβ-isoquinolinyl)phenol
    —— 4-(diphenylamino)-2,5-dimethoxybenzaldehyde 1221269-78-8 C21H19NO3
    4-(diphenylamino)-2,5-dimethoxybenzaldehyde
    —— 4-(aminomethyl)-2-methoxyphenol hydrobromide 1257404-84-4 BrH*C8H11NO2
    4-(aminomethyl)-2-methoxyphenol hydrobromide
    —— 4-[1-(2-methoxyethyl)-2-methylimidazol-5-yl]-2-{4-[N-(2-methoxyethyl)sulphamoyl]anilino}pyrimidine 403791-61-7 C20H26N6O4S
    4-[1-(2-methoxyethyl)-2-methylimidazol-5-yl]-2-{4-[N-(2-methoxyethyl)sulphamoyl]anilino}pyrimidine
    —— 4-n-propylamino-2,3-(pentamethylene)quinoline hydrochloride 108154-81-0 C17H22N2*ClH
    4-n-propylamino-2,3-(pentamethylene)quinoline hydrochloride
    —— 4-hydroxy-3-[1-(2-hydroxyphenylimino)-ethyl]-6-methylpyran-2-one 32386-76-8 C14H13NO4
    4-hydroxy-3-[1-(2-hydroxyphenylimino)-ethyl]-6-methylpyran-2-one
    —— 4-oxo-6-trimethylsilyl-5-hexynyl methanesulfonate 137709-30-9 C10H18O4SSi
    4-oxo-6-trimethylsilyl-5-hexynyl methanesulfonate
    —— 4-(4-Isopropyl-phenyl)-1-methyl-1H-pyrrole-3-carboxylic acid 191668-26-5 C15H17NO2
    4-(4-Isopropyl-phenyl)-1-methyl-1H-pyrrole-3-carboxylic acid
    —— (4-Methyl-4-trichloromethyl-cyclohexa-2,5-dienylidene)-(4-phenoxy-phenyl)-amine 129332-87-2 C20H16Cl3NO
    (4-Methyl-4-trichloromethyl-cyclohexa-2,5-dienylidene)-(4-phenoxy-phenyl)-amine
    —— 4,6-dibromo-3-(1-(ethoxymethoxy)ethyl)-5-hydroxy-7-methoxyisobenzofuran-1(3H)-one 1610701-98-8 C14H16Br2O6
    4,6-dibromo-3-(1-(ethoxymethoxy)ethyl)-5-hydroxy-7-methoxyisobenzofuran-1(3H)-one
    —— 4-[N-(2-dimethylamino-ethyl)-N-methylsulphonyl-amino]-3-amino-aniline 334952-23-7 C11H20N4O2S
    4-[N-(2-dimethylamino-ethyl)-N-methylsulphonyl-amino]-3-amino-aniline
    —— (4R,5S,E)-4-methyl-5-phenylpent-2-ene-1,5-diol 1361146-59-9 C12H16O2
    (4R,5S,E)-4-methyl-5-phenylpent-2-ene-1,5-diol
    —— 4-n-propylamino-2,3-(hexamethylene)quinoline hydrochloride 108154-85-4 C18H24N2*ClH
    4-n-propylamino-2,3-(hexamethylene)quinoline hydrochloride
    —— (4-isopropyl-piperazin-1-yl)-[4-(6'-methylamino-[2,2';4',3"]terpyridin-5"-yl)-phenyl]-methanone 1171040-05-3 C30H32N6O
    (4-isopropyl-piperazin-1-yl)-[4-(6'-methylamino-[2,2';4',3"]terpyridin-5"-yl)-phenyl]-methanone
    —— 4-dimethoxymethyl-5-formamido-1-formyl-1,2,3,4-tetrahydro-6,7-dimethoxyquinoline 233609-45-5 C16H22N2O6
    4-dimethoxymethyl-5-formamido-1-formyl-1,2,3,4-tetrahydro-6,7-dimethoxyquinoline
    —— 4-hydroxy-2,5,5-trimethyl-hex-1-en-3-one 23116-55-4 C9H16O2
    4-hydroxy-2,5,5-trimethyl-hex-1-en-3-one
    —— 4-(5-chloro-2-trifluoromethyl-benzenesulfonyl)-morpholine 1188410-26-5 C11H11ClF3NO3S
    4-(5-chloro-2-trifluoromethyl-benzenesulfonyl)-morpholine
    —— 4-(2-carboxy-benzyl-thio)phenyl-acetic acid ethyl ester 55863-29-1 C18H18O4S
    4-(2-carboxy-benzyl-thio)phenyl-acetic acid ethyl ester
    —— 4-(N-methyl-1,2,3,6-tetrahydro-pyridin-4-yl)-2-trifluoromethyl-aniline 672961-20-5 C13H15F3N2
    4-(N-methyl-1,2,3,6-tetrahydro-pyridin-4-yl)-2-trifluoromethyl-aniline
    —— 4-({2-[(3-isopropyl-4-methylphenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-[3-(4-methyipiperazin-1-yl)propyl]pyridine-2-carboxamide 710353-07-4 C32H41N7O2
    4-({2-[(3-isopropyl-4-methylphenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-[3-(4-methyipiperazin-1-yl)propyl]pyridine-2-carboxamide
    —— 4-acetyl-1-(3-fluoro-4-methylphenyl)-3-hydroxy-5-propyl-1,5-dihydro-2H-pyrrol-2-one 512177-68-3 C16H18FNO3
    4-acetyl-1-(3-fluoro-4-methylphenyl)-3-hydroxy-5-propyl-1,5-dihydro-2H-pyrrol-2-one
    —— 4-(5-bromo-2-fluorophenyl)-2-ethyl-4-(methoxymethyl)-5H-1,3-oxazole 1398113-45-5 C13H15BrFNO2
    4-(5-bromo-2-fluorophenyl)-2-ethyl-4-(methoxymethyl)-5H-1,3-oxazole
    —— (4′-chlorobenzyl)-2-deoxy-2-(4′-guanidinobutyrylamido)-3-O-(4′-chlorobenzyl)-6-O-methyl-α-D-glucopyranoside 1239365-21-9 C26H34Cl2N4O6
    (4′-chlorobenzyl)-2-deoxy-2-(4′-guanidinobutyrylamido)-3-O-(4′-chlorobenzyl)-6-O-methyl-α-D-glucopyranoside
    —— 4-{[5-(dimethylcarbamoyl)pyrazin-2-yl]oxy}-2-methyl-N-(5-methylpyridin-2-yl)-2H-indazole-6-carboxamide 1245217-02-0 C22H21N7O3
    4-{[5-(dimethylcarbamoyl)pyrazin-2-yl]oxy}-2-methyl-N-(5-methylpyridin-2-yl)-2H-indazole-6-carboxamide