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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-hydroxy-1-phenyl-1,5-dihydro-2H-pyrrol-2-one 1629244-05-8 C10H9NO2
    4-hydroxy-1-phenyl-1,5-dihydro-2H-pyrrol-2-one
    —— 4-{3,6-bis[3,6-bis(3,6-di-tert-butyl-9H-carbazol-9-yl)-9H-carbazol-9-yl]-9H-carbazol-9-yl}benzoic acid 1219807-23-4 C123H119N7O2
    4-{3,6-bis[3,6-bis(3,6-di-tert-butyl-9H-carbazol-9-yl)-9H-carbazol-9-yl]-9H-carbazol-9-yl}benzoic acid
    —— 4-methyl-4-phenyl-isochroman-1,3-dione 37174-84-8 C16H12O3
    4-methyl-4-phenyl-isochroman-1,3-dione
    —— 4,4'-bis(1H-5-methylpyrimidin-2-on-4-yl)-disulphide 1258866-01-1 C10H10N4O2S2
    4,4'-bis(1H-5-methylpyrimidin-2-on-4-yl)-disulphide
    —— 4-ethyl-2-[2]furyl-5-methyl-2,5-dihydro-thiazole 99075-19-1 C10H13NOS
    4-ethyl-2-[2]furyl-5-methyl-2,5-dihydro-thiazole
    —— 4-(5-Hydroxymethyl-imidazol-1-yl)-butyric acid ethyl ester 180718-25-6 C10H16N2O3
    4-(5-Hydroxymethyl-imidazol-1-yl)-butyric acid ethyl ester
    —— 4-isopropyl-2-methyl-5-oxo-imidazolidine-2-carboxylic acid methyl ester 30163-69-0 C9H16N2O3
    4-isopropyl-2-methyl-5-oxo-imidazolidine-2-carboxylic acid methyl ester
    —— {424-DQ(2+)}{PF6}2 116531-72-7 C28H30N4*2F6P
    {424-DQ(2+)}{PF6}2
    —— 4-Ethyl-3-hydroxy-3,5-dimethyl-4-pyrrolin-2-on 41254-90-4 C8H13NO2
    4-Ethyl-3-hydroxy-3,5-dimethyl-4-pyrrolin-2-on
    —— (4-chloro-6-methoxy-pyrimidin-2-yl)-acetic acid 66621-88-3 C7H7ClN2O3
    (4-chloro-6-methoxy-pyrimidin-2-yl)-acetic acid
    —— 4-Benzofuran-4-ylmethyl-benzaldehyde 851390-76-6 C16H12O2
    4-Benzofuran-4-ylmethyl-benzaldehyde
    —— 4-(p-Tolylthio)-2,6-di-tert.-butylphenol 32551-15-8 C21H28OS
    4-(p-Tolylthio)-2,6-di-tert.-butylphenol
    —— 4-chloro-benzhydryl isocyanate 92161-42-7 C14H10ClNO
    4-chloro-benzhydryl isocyanate
    —— 4-[1-(N',N'-Dimethyl-hydrazino)-1-phenyl-meth-(Z)-ylidene]-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one 118618-92-1 C19H20N4O
    4-[1-(N',N'-Dimethyl-hydrazino)-1-phenyl-meth-(Z)-ylidene]-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one
    —— 4,5-diethyl-2,6-dihydroxy-nicotinonitrile 99068-32-3 C10H12N2O2
    4,5-diethyl-2,6-dihydroxy-nicotinonitrile
    —— 4-Nitro-α-benzamino-zimtsaeurenitril 92858-98-5 C16H11N3O3
    4-Nitro-α-benzamino-zimtsaeurenitril
    —— 4-Butyloxy-phenyldithioessigsaeure-carboxymethylester 97472-09-8 C14H18O3S2
    4-Butyloxy-phenyldithioessigsaeure-carboxymethylester
    —— (4-benzhydrylaminomethyl-5-hydroxy-6-methyl-[3]pyridylmethyl)-phosphonic acid diisopropyl ester 104180-06-5 C27H35N2O4P
    (4-benzhydrylaminomethyl-5-hydroxy-6-methyl-[3]pyridylmethyl)-phosphonic acid diisopropyl ester
    —— (+/-)-4-amino-benzoic acid-[<i>trans</i>-2-(4-methyl-piperazino)-cyclohexyl ester] 101889-37-6 C18H27N3O2
    (+/-)-4-amino-benzoic acid-[<i>trans</i>-2-(4-methyl-piperazino)-cyclohexyl ester]
    —— 4-bromo-10-methyl-1,5-dioxo-5,10-dihydro-1H-azepino[3,4-b]indole-2-carboxylic acid tert-butyl ester 614735-39-6 C18H17BrN2O4
    4-bromo-10-methyl-1,5-dioxo-5,10-dihydro-1H-azepino[3,4-b]indole-2-carboxylic acid tert-butyl ester
    —— 4-Pyridin-4-yl-2-thioxo-1,2,5,6,7,8,9,10-octahydro-cycloocta[b]pyridine-3-carbonitrile 844681-89-6 C17H17N3S
    4-Pyridin-4-yl-2-thioxo-1,2,5,6,7,8,9,10-octahydro-cycloocta[b]pyridine-3-carbonitrile
    —— 4-(tert-butoxy)phenethyl(diphenethyl)phosphine sulfide 1610599-60-4 C28H35OPS
    4-(tert-butoxy)phenethyl(diphenethyl)phosphine sulfide
    —— 4'-isopropyl-6-methoxy-biphenyl-2-carboxylic acid [2-(4-carbamoylmethyl-piperazin-1-yl)-pyridin-5-yl]-amide 381707-42-2 C28H33N5O3
    4'-isopropyl-6-methoxy-biphenyl-2-carboxylic acid [2-(4-carbamoylmethyl-piperazin-1-yl)-pyridin-5-yl]-amide
    —— 4-(tert-butyl)-N-(1-hydroxy-2,3-dimethylbutan-2-yl)benzenesulfonamide 1377325-88-6 C16H27NO3S
    4-(tert-butyl)-N-(1-hydroxy-2,3-dimethylbutan-2-yl)benzenesulfonamide
    —— 4-methoxy-2,2,5,5-tetramethylthiolan-3-one 83044-72-8 C9H16O2S
    4-methoxy-2,2,5,5-tetramethylthiolan-3-one
    —— [(4R,5S)-5-((Z)-3-[1,3]Dioxan-2-yl-propenyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-methanol 85612-85-7 C13H22O5
    [(4R,5S)-5-((Z)-3-[1,3]Dioxan-2-yl-propenyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-methanol
    —— 4-[(2-{[(4-{[4-chloro-3-(trifluoromethyl)phenyl]oxy}phenyl)methyl]thio}-4-oxo-1,4-dihydro-5-pyrimidinyl)methyl]benzonitrile 1380427-47-3 C26H17ClF3N3O2S
    4-[(2-{[(4-{[4-chloro-3-(trifluoromethyl)phenyl]oxy}phenyl)methyl]thio}-4-oxo-1,4-dihydro-5-pyrimidinyl)methyl]benzonitrile
    —— 4-[2-(difluoromethyl)-1H-benzimidazol-1-yl]-6-(4-morpholinyl)-N-(4-pyridinylmethyl)-1,3,5-triazin-2-amine 1261281-19-9 C21H20F2N8O
    4-[2-(difluoromethyl)-1H-benzimidazol-1-yl]-6-(4-morpholinyl)-N-(4-pyridinylmethyl)-1,3,5-triazin-2-amine
    —— 4-(benzyloxy)-3-(3-hydroxy-3-methylbut-1-ynyl)-N-(2-sulfamoylphenylsulfonyl)-benzamide 1154060-40-8 C25H24N2O7S2
    4-(benzyloxy)-3-(3-hydroxy-3-methylbut-1-ynyl)-N-(2-sulfamoylphenylsulfonyl)-benzamide
    —— (4-Chlorophenyl)-(4-hexoxyphenyl)methanone 64358-12-9 C19H21ClO2
    (4-Chlorophenyl)-(4-hexoxyphenyl)methanone
    —— 4-[2-Methyl-5-(2-oxoethyl)cyclopenten-1-yl]benzonitrile 628732-00-3 C15H15NO
    4-[2-Methyl-5-(2-oxoethyl)cyclopenten-1-yl]benzonitrile
    —— 4-oxo-5-hydroxy-1(R),6,6,9a(S)-tetramethyl-1,2,4,6,7,8,9,9a-octahydrophenanthro<1,2-b>furan 99050-65-4 C22H28O5
    4-oxo-5-hydroxy-1(R),6,6,9a(S)-tetramethyl-1,2,4,6,7,8,9,9a-octahydrophenanthro<1,2-b>furan
    —— 4-Amino-2-ethoxy-5-phenyl-6-thiocyanato-pyrido[2,3-d]pyrimidin-7-ol 96142-74-4 C16H13N5O2S
    4-Amino-2-ethoxy-5-phenyl-6-thiocyanato-pyrido[2,3-d]pyrimidin-7-ol
    —— (4aR,8aS)-4,4a,8,8a-Tetrahydro-2,2-dimethyl-6-formylpyrano<2,3-d>-1,3-dioxin 143087-32-5 C10H14O4
    (4aR,8aS)-4,4a,8,8a-Tetrahydro-2,2-dimethyl-6-formylpyrano<2,3-d>-1,3-dioxin
    —— 4-<(2S,3R,5S,6R)-5-<(Benzyloxy)methoxy>-2,6-dimethyl-6-(4-methyl-3-pentenyl)-3-(trimethylsiloxy)tetrahydro-2H-pyran-2-yl>-(2E)-crotyl alcohol 122625-01-8 C29H48O5Si
    4-<(2S,3R,5S,6R)-5-<(Benzyloxy)methoxy>-2,6-dimethyl-6-(4-methyl-3-pentenyl)-3-(trimethylsiloxy)tetrahydro-2H-pyran-2-yl>-(2E)-crotyl alcohol
    —— 4-nitrobenzyl tert-butyl carbonate 147266-37-3 C12H15NO5
    4-nitrobenzyl tert-butyl carbonate
    —— (4,4'-dihexyl-cyclopenta[2,1-b:3,4-b']dithiophene-2-carbaldehyde)phenylazanediyldibenzoic acid 1350734-26-7 C42H43NO5S2
    (4,4'-dihexyl-cyclopenta[2,1-b:3,4-b']dithiophene-2-carbaldehyde)phenylazanediyldibenzoic acid
    —— 4-(1-Methyl-allyl)-2-phenyl-4H-oxazol-5-one 82706-30-7 C13H13NO2
    4-(1-Methyl-allyl)-2-phenyl-4H-oxazol-5-one
    —— 4-Nitro-6-oxo-5,6-dihydro-phenanthridine-10-carboxylic acid 78256-35-6 C14H8N2O5
    4-Nitro-6-oxo-5,6-dihydro-phenanthridine-10-carboxylic acid
    —— 4-[2-(2-tetrahydropyranyloxy)-6-methoxyphenyl]-2-methylbut-2-ene 340825-70-9 C17H24O3
    4-[2-(2-tetrahydropyranyloxy)-6-methoxyphenyl]-2-methylbut-2-ene
    —— 4-chloro-N-(1,3-diphenylprop-2-ynyl)-N-tosylbenzamide 1432965-77-9 C29H22ClNO3S
    4-chloro-N-(1,3-diphenylprop-2-ynyl)-N-tosylbenzamide
    —— 4,5-dimethyl-2'-(2'-methyl-1',2'-dichloromethylenepropyl)-1-cyano-3,4-dichloromethylenecyclohexane 118464-85-0 C15H19Cl4N
    4,5-dimethyl-2'-(2'-methyl-1',2'-dichloromethylenepropyl)-1-cyano-3,4-dichloromethylenecyclohexane
    —— 4-methyl-6-nitro-3-phenylpyrazolo[5,1-a]isoquinoline 1415913-88-0 C18H13N3O2
    4-methyl-6-nitro-3-phenylpyrazolo[5,1-a]isoquinoline
    —— 4-cyclopropyl-3-(trifluoromethyl)benzoic acid 1383626-72-9 C11H9F3O2
    4-cyclopropyl-3-(trifluoromethyl)benzoic acid
    —— 4-Hydroxy-3-(2-trifluoromethylphenyl)-1H-[1,5]naphthyridin-2-one 1225208-03-6 C15H9F3N2O2
    4-Hydroxy-3-(2-trifluoromethylphenyl)-1H-[1,5]naphthyridin-2-one
    —— 4-(4-((pyridin-2-yl)aminocarbonyl)phenyl)-N-(3-methyl-4-((1S,4S)-5-methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)pyrimidin-2-amine 1182185-26-7 C29H29N7O
    4-(4-((pyridin-2-yl)aminocarbonyl)phenyl)-N-(3-methyl-4-((1S,4S)-5-methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)pyrimidin-2-amine
    —— 4-(2,2-dimethyl-3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-7-yl)-N-(3-cyano-4-(3,9-diazabicyclo[3.3.2]decan-10-on-3-yl)phenyl)pyrimidin-2-amine 1182189-90-7 C28H28N8O3
    4-(2,2-dimethyl-3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-7-yl)-N-(3-cyano-4-(3,9-diazabicyclo[3.3.2]decan-10-on-3-yl)phenyl)pyrimidin-2-amine
    —— [(4-chlorophenyl)-(4-{2-[3-(3,4-dimethoxyphenyl)-[1,2,4]oxadiazol-5-yl]-vinyl}-cyclohexyl)-methyl]-dimethylamine 943004-16-8 C27H32ClN3O3
    [(4-chlorophenyl)-(4-{2-[3-(3,4-dimethoxyphenyl)-[1,2,4]oxadiazol-5-yl]-vinyl}-cyclohexyl)-methyl]-dimethylamine
    —— 4-Amino-5-sulfamoyl-2-trifluormethyl-benzolsulfonsaeure-<N-methylamid> 2708-49-8 C8H10F3N3O4S2
    4-Amino-5-sulfamoyl-2-trifluormethyl-benzolsulfonsaeure-<N-methylamid>
    —— 4-Nitro-4'-(2-acetoxy-4-acetamino-benzamino)-diphenylsulfon 101358-68-3 C23H19N3O8S
    4-Nitro-4'-(2-acetoxy-4-acetamino-benzamino)-diphenylsulfon