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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-{[({(1-methyl-1H-tetrazol-5-yl)[3-(trifluoromethoxy)phenyl]methylene}amino)oxy]methyl}-1,3-thiazol-2-amine 1203575-83-0 C14H12F3N7O2S
    4-{[({(1-methyl-1H-tetrazol-5-yl)[3-(trifluoromethoxy)phenyl]methylene}amino)oxy]methyl}-1,3-thiazol-2-amine
    —— 4,7-dibromo-2-(2,6-dichlorophenyl)-2H-pyrazolo[4,3-c]pyridine 1378040-01-7 C12H5Br2Cl2N3
    4,7-dibromo-2-(2,6-dichlorophenyl)-2H-pyrazolo[4,3-c]pyridine
    —— 4α-methylcholest-7-en-3-one 2789-43-7 C28H46O
    4α-methylcholest-7-en-3-one
    —— [4-[[3-(3,4-Dimethylbenzoyl)phenyl]carbamoyl]phenyl] acetate 5473-70-1 C24H21NO4
    [4-[[3-(3,4-Dimethylbenzoyl)phenyl]carbamoyl]phenyl] acetate
    —— 4-({2-[3-methoxy-4-(3-o-tolyl-ureido)-phenyl]acetylamino}-methyl)-piperidine-1-carboxylic acid tert-butyl ester 247254-45-1 C28H38N4O5
    4-({2-[3-methoxy-4-(3-o-tolyl-ureido)-phenyl]acetylamino}-methyl)-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-(1-Methyl-cyclopentyl)-3-oxo-2-(triphenyl-λ<sup>5</sup>-phosphanylidene)-butyric acid ethyl ester 107408-65-1 C30H33O3P
    4-(1-Methyl-cyclopentyl)-3-oxo-2-(triphenyl-λ<sup>5</sup>-phosphanylidene)-butyric acid ethyl ester
    —— 4-Cyclopropyl-3-oxo-2-(triphenyl-λ<sup>5</sup>-phosphanylidene)-butyric acid ethyl ester 107408-61-7 C27H27O3P
    4-Cyclopropyl-3-oxo-2-(triphenyl-λ<sup>5</sup>-phosphanylidene)-butyric acid ethyl ester
    —— 4-Oxo-3,4,5,10-tetrahydropyrimido-<4,5-b>chinolin 31407-34-8 C11H9N3O
    4-Oxo-3,4,5,10-tetrahydropyrimido-<4,5-b>chinolin
    —— 4-[[(6-Chloropyridin-3-yl)methyl] (3-fluoro-n-propyl)amino]furan-2(5H)-one 951659-58-8 C13H14ClFN2O2
    4-[[(6-Chloropyridin-3-yl)methyl] (3-fluoro-n-propyl)amino]furan-2(5H)-one
    —— (4S,1'S)-4-(1'-ethoxycarbonylmethyl-4'-phenylbutyl)-2,2-dimethyloxazolidine-3-carboxylic acid tert-butyl ester 271245-89-7 C24H37NO5
    (4S,1'S)-4-(1'-ethoxycarbonylmethyl-4'-phenylbutyl)-2,2-dimethyloxazolidine-3-carboxylic acid tert-butyl ester
    —— 4-ethylsulfanyl-but-3-yn-2-ol 98485-28-0 C6H10OS
    4-ethylsulfanyl-but-3-yn-2-ol
    —— (4S,3'RS)-4-(3'-hydroxy-4'-phenylbut-1'(E)-enyl)-2,2-dimethyloxazolidine-3-carboxylic acid tert-butyl ester 271245-83-1 C20H29NO4
    (4S,3'RS)-4-(3'-hydroxy-4'-phenylbut-1'(E)-enyl)-2,2-dimethyloxazolidine-3-carboxylic acid tert-butyl ester
    —— 4-Hydroxy-3-[(6-hydroxy-benzo[1,3]dioxol-5-yl)-(3-methoxy-phenyl)-methyl]-5H-furan-2-one 183294-66-8 C19H16O7
    4-Hydroxy-3-[(6-hydroxy-benzo[1,3]dioxol-5-yl)-(3-methoxy-phenyl)-methyl]-5H-furan-2-one
    —— 4-Bromo-5-chloromethyl-5-hydroxy-3-methyl-5H-furan-2-one 88039-87-6 C6H6BrClO3
    4-Bromo-5-chloromethyl-5-hydroxy-3-methyl-5H-furan-2-one
    —— 4-Hydroxy-3-[(6-hydroxy-benzo[1,3]dioxol-5-yl)-(2-methoxy-phenyl)-methyl]-5H-furan-2-one 183294-69-1 C19H16O7
    4-Hydroxy-3-[(6-hydroxy-benzo[1,3]dioxol-5-yl)-(2-methoxy-phenyl)-methyl]-5H-furan-2-one
    —— 4-(5,6-dimethyl-1H-benzo[d]imidazol-2-yl)morpholine 1310963-71-3 C13H17N3O
    4-(5,6-dimethyl-1H-benzo[d]imidazol-2-yl)morpholine
    —— 4-(2-amino-4-methylanilino)-2,5-dihydro-2-furanone 486403-43-4 C11H12N2O2
    4-(2-amino-4-methylanilino)-2,5-dihydro-2-furanone
    —— 4-ethoxy-2(5H)-furanone 69556-72-5 C6H8O3
    4-ethoxy-2(5H)-furanone
    —— 4-(3-methyl-6-quinoxalinyl)benzonitrile 689291-87-0 C16H11N3
    4-(3-methyl-6-quinoxalinyl)benzonitrile
    —— 4-(3,4,4-trifluorobut-3-enyloxy)furan-2(5H)-one 1418030-71-3 C8H7F3O3
    4-(3,4,4-trifluorobut-3-enyloxy)furan-2(5H)-one
    —— 4-phenyl-1-pivaloyl-1,2-dihydropyridine 1360145-72-7 C16H19NO
    4-phenyl-1-pivaloyl-1,2-dihydropyridine
    —— 4-hydroxy-3-(1-oxo-3-phenylpropyl)-2(5H)-furanone 145436-97-1 C13H12O4
    4-hydroxy-3-(1-oxo-3-phenylpropyl)-2(5H)-furanone
    —— 4-[[4-[(2,4-dimethylphenyl)methyl]piperazin-1-yl]iminomethyl]-N,N-dimethylaniline 6069-88-1 C22H30N4
    4-[[4-[(2,4-dimethylphenyl)methyl]piperazin-1-yl]iminomethyl]-N,N-dimethylaniline
    —— 4-propoxy-2(5H)-furanone 112857-54-2 C7H10O3
    4-propoxy-2(5H)-furanone
    —— 4-tert-butyl-N-(3-(6-methoxy-5-(6-morpholinopyridazin-3-ylamino)pyridin-3-yl)-2-methylphenyl)benzamide 1013116-82-9 C32H36N6O3
    4-tert-butyl-N-(3-(6-methoxy-5-(6-morpholinopyridazin-3-ylamino)pyridin-3-yl)-2-methylphenyl)benzamide
    —— 4-((S)-1-Phenyl-ethylamino)-5H-furan-2-one 784184-63-0 C12H13NO2
    4-((S)-1-Phenyl-ethylamino)-5H-furan-2-one
    —— 4-<pent-1-oxy>-2(5H)furanone 126680-28-2 C9H14O3
    4-<pent-1-oxy>-2(5H)furanone
    —— 4-(4-isopropoxyphenyl)-3-(3-oxo-1,3-dihydroisobenzofuran-1-yl)-2H-chromen-2-one 1147881-91-1 C26H20O5
    4-(4-isopropoxyphenyl)-3-(3-oxo-1,3-dihydroisobenzofuran-1-yl)-2H-chromen-2-one
    —— 4-[6-(3-tolyl)pyridazin-3-yl]morpholine 1417454-92-2 C15H17N3O
    4-[6-(3-tolyl)pyridazin-3-yl]morpholine
    —— 4-Hydrazido-2(5H)-furanon 112476-60-5 C4H6N2O2
    4-Hydrazido-2(5H)-furanon
    —— 4-[[(6-chloropyridin-3-yl)methyl]-amino]furan-2(5H)-one 141453-41-0 C10H9ClN2O2
    4-[[(6-chloropyridin-3-yl)methyl]-amino]furan-2(5H)-one
    —— 4-Methyl-1-(phenylsulfonyl)-5-hexen-2-one 82352-33-8 C13H16O3S
    4-Methyl-1-(phenylsulfonyl)-5-hexen-2-one
    —— 4-(4-fluorophenyl)-3-(3-oxo-1,3-dihydroisobenzofuran-1-yl)-2H-chromen-2-one 1147881-92-2 C23H13FO4
    4-(4-fluorophenyl)-3-(3-oxo-1,3-dihydroisobenzofuran-1-yl)-2H-chromen-2-one
    —— 4-methyl-4-(o-aminophenyl)-1,3-dioxane 120422-98-2 C11H15NO2
    4-methyl-4-(o-aminophenyl)-1,3-dioxane
    —— 4-Phenyl-1-propyl-pyridinium; bromide 89290-92-6 Br*C14H16N
    4-Phenyl-1-propyl-pyridinium; bromide
    —— 4-tert-butyl-4-phenyl-1-triisopropylsilyl-1,4-dihydropyridine 883566-23-2 C24H39NSi
    4-tert-butyl-4-phenyl-1-triisopropylsilyl-1,4-dihydropyridine
    —— 4-Phenyl-1-(2-phenylsulfanyl-1-phenylsulfanylmethyl-ethyl)-pyridinium; perchlorate 94821-27-9 C26H24NS2*ClO4
    4-Phenyl-1-(2-phenylsulfanyl-1-phenylsulfanylmethyl-ethyl)-pyridinium; perchlorate
    —— 4-methyl-5-(1-methyl-4,5-dihydro-1H-imidazol-2-yl)oxazole hydroiodide 1000985-87-4 C8H11N3O*HI
    4-methyl-5-(1-methyl-4,5-dihydro-1H-imidazol-2-yl)oxazole hydroiodide
    —— 4-hydroxy-2,2-dimethyl-2,3-dihydrobenzofuran-5-carboxylic acid methyl ester 4790-76-5 C12H14O4
    4-hydroxy-2,2-dimethyl-2,3-dihydrobenzofuran-5-carboxylic acid methyl ester
    —— 4-phenyl-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2-dihydropyridine 1345455-90-4 C17H22BNO2
    4-phenyl-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2-dihydropyridine
    —— 4-(4-(tert-butyl)phenyl)-3-(3-oxo-1,3-dihydroisobenzofuran-1-yl)-2H-chromen-2-one 1147881-94-4 C27H22O4
    4-(4-(tert-butyl)phenyl)-3-(3-oxo-1,3-dihydroisobenzofuran-1-yl)-2H-chromen-2-one
    —— {4-[(5-Bromo-2-hydroxyphenyl)methyl]piperazin-1-yl}(phenyl)methanone 6105-81-3 C18H19BrN2O2
    {4-[(5-Bromo-2-hydroxyphenyl)methyl]piperazin-1-yl}(phenyl)methanone
    —— 4-(5-tetrazolyl)-thioxanthon-10,10-dioxid 51763-21-4 C14H8N4O3S
    4-(5-tetrazolyl)-thioxanthon-10,10-dioxid
    —— 4-(1-Hydroxyethyl)-2-Aminoimidazole 67560-22-9 C5H9N3O
    4-(1-Hydroxyethyl)-2-Aminoimidazole
    —— 4-(6-ethynylpyridazin-3-yl)morpholine 926009-40-7 C10H11N3O
    4-(6-ethynylpyridazin-3-yl)morpholine
    —— (4S,5R)-3-methyl-4-(phenylsulfonyl)-5-propylcyclohex-2-enone 1266679-05-3 C16H20O3S
    (4S,5R)-3-methyl-4-(phenylsulfonyl)-5-propylcyclohex-2-enone
    —— 4-Cyanothioxanthone-10,10-dioxide 51763-20-3 C14H7NO3S
    4-Cyanothioxanthone-10,10-dioxide
    —— (4-oxo-3,4,5,6,7,8-hexahydro-benzo[4,5]thieno[2,3-<i>d</i>]pyrimidin-2-ylsulfanyl)-acetaldehyde 52881-16-0 C12H12N2O2S2
    (4-oxo-3,4,5,6,7,8-hexahydro-benzo[4,5]thieno[2,3-<i>d</i>]pyrimidin-2-ylsulfanyl)-acetaldehyde
    —— 4-(2-Thiazolylamino)-3,5-dimethylisoxazol 52197-27-0 C8H9N3OS
    4-(2-Thiazolylamino)-3,5-dimethylisoxazol
    —— 4-methyl-1,2-pentadienyl phenyl sulfide 77084-82-3 C12H14S
    4-methyl-1,2-pentadienyl phenyl sulfide