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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4-dimethyl-2-pentyl-3,1-benzoxazine 119449-63-7 C15H21NO
    4,4-dimethyl-2-pentyl-3,1-benzoxazine
    —— 4-carbethoxy-4-cyano-2-(p-methylbenzoyl)-1-(p-methylphenyl)-3,5-diphenylcyclohexan-1-ol 83624-76-4 C37H35NO4
    4-carbethoxy-4-cyano-2-(p-methylbenzoyl)-1-(p-methylphenyl)-3,5-diphenylcyclohexan-1-ol
    —— 4-(2-phenylhydrazino)coumarin 1226910-18-4 C15H12N2O2
    4-(2-phenylhydrazino)coumarin
    —— 4-methyl-3-(3-nitrobenzyl)-7-(pyridin-3-yl)-2-oxo-2H-1-benzopyran 946126-15-4 C22H16N2O4
    4-methyl-3-(3-nitrobenzyl)-7-(pyridin-3-yl)-2-oxo-2H-1-benzopyran
    —— 4-(4-(6-amino-5-methoxypyridin-3-yl)-2-(4-fluorophenyl)oxazol-5-yl)-N-isobutylpyrimidin-2-amine 1188301-03-2 C23H23FN6O2
    4-(4-(6-amino-5-methoxypyridin-3-yl)-2-(4-fluorophenyl)oxazol-5-yl)-N-isobutylpyrimidin-2-amine
    —— 4-Chloro-N-[2-(3-dimethylamino-propoxy)-benzyl]-N-phenethyl-benzamide 65678-41-3 C27H31ClN2O2
    4-Chloro-N-[2-(3-dimethylamino-propoxy)-benzyl]-N-phenethyl-benzamide
    —— 4-dichloroarsino-benzenesulfonyl chloride 860512-57-8 C6H4AsCl3O2S
    4-dichloroarsino-benzenesulfonyl chloride
    —— 4-Bromo-2-phenoxy-2-phenyl-butyronitrile 38586-11-7 C16H14BrNO
    4-Bromo-2-phenoxy-2-phenyl-butyronitrile
    —— 4-m-Cresoxymethyl-2-hydroxy-2-trichlormethyl-1,3-dioxolan 32350-17-7 C12H13Cl3O4
    4-m-Cresoxymethyl-2-hydroxy-2-trichlormethyl-1,3-dioxolan
    —— 4-(9-cyclopentyl-7,7-difluoro-5-methyl-6-oxo-6,7,8,9-tetrahydro-5H-pyrimido[4,5-b][1,4]diazepin-2-ylamino)-N-ethyl-3-methoxybenzamide 1137869-01-2 C23H28F2N6O3
    4-(9-cyclopentyl-7,7-difluoro-5-methyl-6-oxo-6,7,8,9-tetrahydro-5H-pyrimido[4,5-b][1,4]diazepin-2-ylamino)-N-ethyl-3-methoxybenzamide
    —— 4-(3-(3-vinylpyrrolidin-3-yl)phenyl)-1H-pyrazolo[3,4-b]pyridine 1160500-62-8 C18H18N4
    4-(3-(3-vinylpyrrolidin-3-yl)phenyl)-1H-pyrazolo[3,4-b]pyridine
    —— 4-Chlor-4-acetyl-valeriansaeure-amid 89774-32-3 C7H12ClNO2
    4-Chlor-4-acetyl-valeriansaeure-amid
    —— 4-Methylen-5-methyl-2-thiazolin-2-thiol 89179-55-5 C5H7NS2
    4-Methylen-5-methyl-2-thiazolin-2-thiol
    —— 4-ethyl-6,6-dimethyl-3-(2-(4-methylpiperazin-1-yl)-2-oxoethyl)morpholin-2-one 1312607-55-8 C15H27N3O3
    4-ethyl-6,6-dimethyl-3-(2-(4-methylpiperazin-1-yl)-2-oxoethyl)morpholin-2-one
    —— 4-{2-[(2-ethoxyphenyl)amino][1,2,4]triazolo[1,5-a]pyridin-6-yl}-2,6-dimethylphenol 1309680-57-6 C22H22N4O2
    4-{2-[(2-ethoxyphenyl)amino][1,2,4]triazolo[1,5-a]pyridin-6-yl}-2,6-dimethylphenol
    —— (4-Methoxyphenyl)-[6-(trifluoromethyl)pyridin-2-yl]methanone 206357-83-7 C14H10F3NO2
    (4-Methoxyphenyl)-[6-(trifluoromethyl)pyridin-2-yl]methanone
    —— (4-tert-Butyl-cyclohexylidene)-propyl-amine 56695-17-1 C13H25N
    (4-tert-Butyl-cyclohexylidene)-propyl-amine
    —— 4-(5-(3-chloro-4-ethoxyphenyl)-1,2,4-oxadiazol-3-yl)-2-iodo-6-methylphenol 1608146-32-2 C17H14ClIN2O3
    4-(5-(3-chloro-4-ethoxyphenyl)-1,2,4-oxadiazol-3-yl)-2-iodo-6-methylphenol
    —— (4SR,13RS)-5-methylene-17-<(4-methylphenyl)sulfonyl>-4,17-secoserratinan-13-ol 103498-96-0 C24H35NO3S
    (4SR,13RS)-5-methylene-17-<(4-methylphenyl)sulfonyl>-4,17-secoserratinan-13-ol
    —— [4-(2-methyl-imidazol-1-ylmethyl)-phenyl]-[4-(4,5,6,7-tetrahydro-thieno[3,2-c]pyridin-2-yl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl]-amine 1142947-99-6 C24H23N7S
    [4-(2-methyl-imidazol-1-ylmethyl)-phenyl]-[4-(4,5,6,7-tetrahydro-thieno[3,2-c]pyridin-2-yl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl]-amine
    —— 4-<i>tert</i>-butoxycarbonylamino-3-(toluene-4-sulfonyloxy)-butyric acid methyl ester 69489-09-4 C17H25NO7S
    4-<i>tert</i>-butoxycarbonylamino-3-(toluene-4-sulfonyloxy)-butyric acid methyl ester
    —— 4-((((3aR,7aR)-1,3-diisopropyl-2-oxidooctahydrobenzo[d][1,3,2]diazaphosphol-2-yl)imino)methyl)benzonitrile 1186139-59-2 C20H29N4OP
    4-((((3aR,7aR)-1,3-diisopropyl-2-oxidooctahydrobenzo[d][1,3,2]diazaphosphol-2-yl)imino)methyl)benzonitrile
    —— 4-[5-(1(2)<i>H</i>-tetrazol-5-yl)-furan-2-yl]-benzoic acid 60838-06-4 C12H8N4O3
    4-[5-(1(2)<i>H</i>-tetrazol-5-yl)-furan-2-yl]-benzoic acid
    —— 4,6-bis(2,6-dimethoxy-4-methylphenyl)-1-(phenylsulfonyl)-1,2,3,6-tetrahydropyridine 1421692-70-7 C29H33NO6S
    4,6-bis(2,6-dimethoxy-4-methylphenyl)-1-(phenylsulfonyl)-1,2,3,6-tetrahydropyridine
    —— 4-({4-chloro-2-[(2-chlorophenyl)carbonyl]phenyl}-amino)-4-oxobutanoic acid 1292849-88-7 C17H13Cl2NO4
    4-({4-chloro-2-[(2-chlorophenyl)carbonyl]phenyl}-amino)-4-oxobutanoic acid
    —— 4,6-dihydro-1,3-dimethyl-4-ethyl-8-phenylpyrazolo-[4,3-e] [1,4] diazepin-5(1H)one 41690-41-9 C16H18N4O
    4,6-dihydro-1,3-dimethyl-4-ethyl-8-phenylpyrazolo-[4,3-e] [1,4] diazepin-5(1H)one
    —— 4-amino-6-phenyl-N-(pyridin-2-ylmethyl)-8-(trifluoromethyl)quinoline-2-carboxamide 1352337-09-7 C23H17F3N4O
    4-amino-6-phenyl-N-(pyridin-2-ylmethyl)-8-(trifluoromethyl)quinoline-2-carboxamide
    —— 4-[[[5-bromo-2-(2-methoxy-4-piperidin-3-ylanilino)pyrimidin-4-yl]amino]methyl]-3,3-dimethyl-1H-indol-2-one 1383678-01-0 C27H31BrN6O2
    4-[[[5-bromo-2-(2-methoxy-4-piperidin-3-ylanilino)pyrimidin-4-yl]amino]methyl]-3,3-dimethyl-1H-indol-2-one
    —— 4-[[[5-chloro-2-[[7-[1-(2-hydroxy-2-methylpropyl)piperidin-3-yl]-1,3-benzodioxol-4-yl]amino]pyrimidin-4-yl]amino]methyl]-3,3-dimethyl-1H-indol-2-one 1383681-03-5 C31H37ClN6O4
    4-[[[5-chloro-2-[[7-[1-(2-hydroxy-2-methylpropyl)piperidin-3-yl]-1,3-benzodioxol-4-yl]amino]pyrimidin-4-yl]amino]methyl]-3,3-dimethyl-1H-indol-2-one
    —— 4-Methyl-dithiobenzoic acid 4-methylsulfanyl-2-oxo-1-phenyl-1,2-dihydro-azet-3-yl ester 129841-46-9 C18H15NOS3
    4-Methyl-dithiobenzoic acid 4-methylsulfanyl-2-oxo-1-phenyl-1,2-dihydro-azet-3-yl ester
    —— 4-chloro-5-fluoro-2-(1H-imidazol-5-yl)phenol 1300729-04-7 C9H6ClFN2O
    4-chloro-5-fluoro-2-(1H-imidazol-5-yl)phenol
    —— [4-(2-Methylquinolin-4-yl)piperazin-1-yl]-[4-(3-piperidin-1-ylpropoxy)phenyl]methanone 685871-30-1 C29H36N4O2
    [4-(2-Methylquinolin-4-yl)piperazin-1-yl]-[4-(3-piperidin-1-ylpropoxy)phenyl]methanone
    —— [4-(4-carbamoyl-1H-benzimidazole-2-ylmethylsulfanyl)phenyl]-carbamic acid methyl ester 636574-09-9 C17H16N4O3S
    [4-(4-carbamoyl-1H-benzimidazole-2-ylmethylsulfanyl)phenyl]-carbamic acid methyl ester
    —— (4-tert-butyl-phenyl)-[7-(3-chloro-pyridin-2-yl)-2-ethoxymethyl-quinazolin-4-yl]-amine 573686-92-7 C26H27ClN4O
    (4-tert-butyl-phenyl)-[7-(3-chloro-pyridin-2-yl)-2-ethoxymethyl-quinazolin-4-yl]-amine
    —— (4S)-4-(1-methyl-1-{[3-(trifluoromethoxy)phenyl]sulfonyl}ethyl)-1-[2-(trifluoromethyl)pyrimidin-5-yl]piperidin-2-one 1219910-88-9 C20H19F6N3O4S
    (4S)-4-(1-methyl-1-{[3-(trifluoromethoxy)phenyl]sulfonyl}ethyl)-1-[2-(trifluoromethyl)pyrimidin-5-yl]piperidin-2-one
    —— 4''-ethyl-2-fluoro-N-[5-(2-furyl)-1,3,4-oxadiazol-2-yl]-3-(p-terphenyl)carboxamide 1313755-01-9 C27H20FN3O3
    4''-ethyl-2-fluoro-N-[5-(2-furyl)-1,3,4-oxadiazol-2-yl]-3-(p-terphenyl)carboxamide
    —— 4-chloro-7-(4-dimethylaminophenoxy)-1-methyl-2-indoloylguanidine hydrochloride 178052-14-7 C19H20ClN5O2*ClH
    4-chloro-7-(4-dimethylaminophenoxy)-1-methyl-2-indoloylguanidine hydrochloride
    —— 4-[2-(benzyloxycarbonylamino)ethylamino]-7-(trifluoromethyl)-3,4-dihydro-2H-1-benzopyrane 1313034-83-1 C20H21F3N2O3
    4-[2-(benzyloxycarbonylamino)ethylamino]-7-(trifluoromethyl)-3,4-dihydro-2H-1-benzopyrane
    —— <4α-CD3>-4,4-Dimethyl-5α-cholestan-3-on-oxim 24321-48-0 C29H51NO
    <4α-CD3>-4,4-Dimethyl-5α-cholestan-3-on-oxim
    —— (4-fluorophenyl)imino-methyl-propan-2-yl-λ4-sulfane 103375-40-2 C10H14FNS
    (4-fluorophenyl)imino-methyl-propan-2-yl-λ4-sulfane
    —— (4-methylphenylselanyl)acetylene 176543-10-5 C9H8Se
    (4-methylphenylselanyl)acetylene
    —— 4-(tert-Butyl-dimethyl-silanyloxy)-2-((S)-2-hydroxy-1-methyl-but-3-enyl)-5-methyl-phenol 914086-81-0 C18H30O3Si
    4-(tert-Butyl-dimethyl-silanyloxy)-2-((S)-2-hydroxy-1-methyl-but-3-enyl)-5-methyl-phenol
    —— 4-chloro-N-(5-chloropentyl)-N-methylquinazolin-2-amine 83369-15-7 C14H17Cl2N3
    4-chloro-N-(5-chloropentyl)-N-methylquinazolin-2-amine
    —— 4-dodecyloxy-β,β-dibromostyrene 569670-20-8 C20H30Br2O
    4-dodecyloxy-β,β-dibromostyrene
    —— 4,4,8,8-tetramethyl-1,6-dithia-dispiro[2.1.2.1]octane 39525-93-4 C10H16S2
    4,4,8,8-tetramethyl-1,6-dithia-dispiro[2.1.2.1]octane
    —— 4-Benzoylpyridin-ketyl 38466-27-2 C12H10NO
    4-Benzoylpyridin-ketyl
    —— 4'-(α-Isopropyl-aminopropionyl)-methansulfonanilid-hydrochlorid 5317-76-0 C13H20N2O3S*ClH
    4'-(α-Isopropyl-aminopropionyl)-methansulfonanilid-hydrochlorid
    —— 4,5α-epoxy-19<i>anti</i>-((<i>R</i>)-1-hydroxy-1,2-dimethyl-propyl)-3,6-dimethoxy-6β,14-ethano-morphin-7-ene-17-carbonitrile 16549-36-3 C26H32N2O4
    4,5α-epoxy-19<i>anti</i>-((<i>R</i>)-1-hydroxy-1,2-dimethyl-propyl)-3,6-dimethoxy-6β,14-ethano-morphin-7-ene-17-carbonitrile
    —— [4-(Cyclohexylaminooxalyl-sulfamoyl)-phenyl]-carbamic acid methyl ester 38429-87-7 C16H21N3O6S
    [4-(Cyclohexylaminooxalyl-sulfamoyl)-phenyl]-carbamic acid methyl ester
    —— 4-Nitroso-benzoldiazonium 30930-59-7 C6H4N3O
    4-Nitroso-benzoldiazonium