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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4S)-(+)-2-bromo-3-(2,2-dimethyl-1,3-dioxolan-4-yl)acrylonitrile 189188-58-7 C8H10BrNO2
    (4S)-(+)-2-bromo-3-(2,2-dimethyl-1,3-dioxolan-4-yl)acrylonitrile
    —— 4-(benzylthio)-5-cyano-2-(β-naphthyl)-1,3-thiazin-6-one 87740-75-8 C22H14N2OS2
    4-(benzylthio)-5-cyano-2-(β-naphthyl)-1,3-thiazin-6-one
    —— 4-[(E)-(4-Chlorophenyl){(2E)-[1-(1-phenylcyclobutyl)ethylidene]hydrazinylidene}methyl]phenyl methanesulfonate 78929-83-6 C26H25ClN2O3S
    4-[(E)-(4-Chlorophenyl){(2E)-[1-(1-phenylcyclobutyl)ethylidene]hydrazinylidene}methyl]phenyl methanesulfonate
    —— 4-(isobutylamino)-6-(3-(pyrrolidine-1-carboxamido)phenylamino)nicotinamide 1254216-92-6 C21H28N6O2
    4-(isobutylamino)-6-(3-(pyrrolidine-1-carboxamido)phenylamino)nicotinamide
    —— 4-(6-Brom-2-indolyl)-phenol 55368-34-8 C14H10BrNO
    4-(6-Brom-2-indolyl)-phenol
    —— 4-benzyl-pyrazolo[1,5-<i>a</i>]pyridine-3-carboxylic acid ethyl ester 55899-20-2 C17H16N2O2
    4-benzyl-pyrazolo[1,5-<i>a</i>]pyridine-3-carboxylic acid ethyl ester
    —— 4-Amino-5-fluoropyridine-2-carboxylicacidhydrochloride 2260937-10-6 C6H6ClFN2O2
    4-Amino-5-fluoropyridine-2-carboxylicacidhydrochloride
    —— 4-methyl-3-methylsulfanyl-6-phenyl-5,6-dihydro-pyran-2-one 54814-73-2 C13H14O2S
    4-methyl-3-methylsulfanyl-6-phenyl-5,6-dihydro-pyran-2-one
    —— 4-[(1'R,2'S,3'R)-4'-(α-D-galactopyranosyloxy)-1',2',3'-trihydroxybutyl]-imidazole 1462942-86-4 C13H22N2O9
    4-[(1'R,2'S,3'R)-4'-(α-D-galactopyranosyloxy)-1',2',3'-trihydroxybutyl]-imidazole
    —— 4-(<1-(cyclohexylidenemethylene)-4-methylpent-3-enyl>sulfinyl)morpholine 127624-16-2 C17H27NO2S
    4-(<1-(cyclohexylidenemethylene)-4-methylpent-3-enyl>sulfinyl)morpholine
    —— 4-tert-butyldimethylsilanyloxy-2-methyl-2-pentanol 193811-86-8 C12H28O2Si
    4-tert-butyldimethylsilanyloxy-2-methyl-2-pentanol
    —— (4R,6S)-4-(tert-Butyl-diphenyl-silanyloxy)-6-[2-(4-fluoro-phenyl)-4-methyl-quinolin-3-yloxymethyl]-tetrahydro-pyran-2-one 136007-68-6 C38H38FNO4Si
    (4R,6S)-4-(tert-Butyl-diphenyl-silanyloxy)-6-[2-(4-fluoro-phenyl)-4-methyl-quinolin-3-yloxymethyl]-tetrahydro-pyran-2-one
    —— 4,7-bis-trifluoromethyl-dec-5-yne-4,7-diol 1534-52-7 C12H16F6O2
    4,7-bis-trifluoromethyl-dec-5-yne-4,7-diol
    —— 4-mesityl-3,5-dimethylisoxazole 59184-12-2 C14H17NO
    4-mesityl-3,5-dimethylisoxazole
    —— 4-(2-azido-4-chlorophenyl)-2-methylbut-3-yn-2-yl acetate 1449379-10-5 C13H12ClN3O2
    4-(2-azido-4-chlorophenyl)-2-methylbut-3-yn-2-yl acetate
    —— 4-chloro-3-(1-chloro-1-methoxcarbonyl)methylene-2-oxo-1,2,3,4-tetrahydroquinoxaline 88738-02-7 C11H8Cl2N2O3
    4-chloro-3-(1-chloro-1-methoxcarbonyl)methylene-2-oxo-1,2,3,4-tetrahydroquinoxaline
    —— (4-aminofurazan-3-yl)-(3-hydroxyphenyl)methanone 1604818-72-5 C9H7N3O3
    (4-aminofurazan-3-yl)-(3-hydroxyphenyl)methanone
    —— (4-iodo-5-methyl-2-nitro-phenyl)-carbamic acid tert.-butyl ester 335349-61-6 C12H15IN2O4
    (4-iodo-5-methyl-2-nitro-phenyl)-carbamic acid tert.-butyl ester
    —— 4,4'-Spiro-<1'-methyl-piperidin>-1,2,3,4-tetrahydro-isochinolin 109473-40-7 C14H20N2
    4,4'-Spiro-<1'-methyl-piperidin>-1,2,3,4-tetrahydro-isochinolin
    —— [4-(4-trifluoromethylphenyl)morpholin-2-ylmethyl]carbamic acid tert-butyl ester 1610505-80-0 C17H23F3N2O3
    [4-(4-trifluoromethylphenyl)morpholin-2-ylmethyl]carbamic acid tert-butyl ester
    —— (4S,5R,7S)-7-Benzyl-5-ethyl-4-methoxy-5-((S)-2-methoxymethyl-pyrrolidine-1-carbonyl)-oxepan-2-one 220502-03-4 C23H33NO5
    (4S,5R,7S)-7-Benzyl-5-ethyl-4-methoxy-5-((S)-2-methoxymethyl-pyrrolidine-1-carbonyl)-oxepan-2-one
    —— 4,15-(2,2-dichlorocycloprop-1-yl)isoalantolactone 1379473-95-6 C16H20Cl2O2
    4,15-(2,2-dichlorocycloprop-1-yl)isoalantolactone
    —— 4,4'-bis-(α-hydroxy-benzhydryl)-bibenzyl 116973-16-1 C40H34O2
    4,4'-bis-(α-hydroxy-benzhydryl)-bibenzyl
    —— 4-Chloro-benzenesulfonate1-(2-oxo-2-phenyl-ethyl)-pyridinium; 112537-87-8 C6H4ClO3S*C13H12NO
    4-Chloro-benzenesulfonate1-(2-oxo-2-phenyl-ethyl)-pyridinium;
    —— 4-phenethyltetrahydropyran-1-ol 259263-44-0 C13H18O2
    4-phenethyltetrahydropyran-1-ol
    —— 4-((3,5-Dibromo-2-hydroxybenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione 478256-31-4 C16H12Br2N4OS
    4-((3,5-Dibromo-2-hydroxybenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione
    —— 42-acetoxy-4,8,12,16,20,24,28,32,36,40-decamethyldotetraconta-4E,8E,12E,16Z,20Z,24Z,28Z,32Z,36Z-nonaenal 444765-66-6 C54H88O3
    42-acetoxy-4,8,12,16,20,24,28,32,36,40-decamethyldotetraconta-4E,8E,12E,16Z,20Z,24Z,28Z,32Z,36Z-nonaenal
    —— 4-(4-(2,10-dibromo-5,7-dihydroindolo[2,3-b]carbazol-6-yloxy)butyl)morpholine 1217106-45-0 C26H25Br2N3O2
    4-(4-(2,10-dibromo-5,7-dihydroindolo[2,3-b]carbazol-6-yloxy)butyl)morpholine
    —— [(4-{2-[3-(4-tert-butylphenyl)-[1,2,4]oxadiazol-5-yl]-ethyl}-cyclohexyl)-(3-fluorophenyl)-methyl]-dimethylamine 943005-26-3 C29H38FN3O
    [(4-{2-[3-(4-tert-butylphenyl)-[1,2,4]oxadiazol-5-yl]-ethyl}-cyclohexyl)-(3-fluorophenyl)-methyl]-dimethylamine
    —— [(4-{2-[3-(3,4-dimethoxyphenyl)-[1,2,4]oxadiazol-5-yl]-vinyl}-cyclohexyl)-phenylmethyl]-dimethylamine 943004-14-6 C27H33N3O3
    [(4-{2-[3-(3,4-dimethoxyphenyl)-[1,2,4]oxadiazol-5-yl]-vinyl}-cyclohexyl)-phenylmethyl]-dimethylamine
    —— 4-methyl-1,2-diphenyl-3,4-diaza-bicyclo[4.2.0]oct-2-ene-7,8-dicarbonitrile 57153-52-3 C21H18N4
    4-methyl-1,2-diphenyl-3,4-diaza-bicyclo[4.2.0]oct-2-ene-7,8-dicarbonitrile
    —— 4,6,6-tris(3-methylbut-2-enyl)-5-oxocyclohexa-1,3-diyl diethanoate 1032124-57-4 C25H34O5
    4,6,6-tris(3-methylbut-2-enyl)-5-oxocyclohexa-1,3-diyl diethanoate
    —— 4-(2-{[2-(methylethyl)phenyl]amino}(1,3-thiazol-4-yl))-5-methylthiothiophene-2-carboxamidine hydrochloride 237383-15-2 C18H20N4S3*ClH
    4-(2-{[2-(methylethyl)phenyl]amino}(1,3-thiazol-4-yl))-5-methylthiothiophene-2-carboxamidine hydrochloride
    —— 4-Methyl-17β-acetoxy-3-nitro-Δ<sup>1,3,5(10)</sup>-oestratrien 1425-15-6 C21H27NO4
    4-Methyl-17β-acetoxy-3-nitro-Δ<sup>1,3,5(10)</sup>-oestratrien
    —— 4-hydroxy-2'-(α-hydroxybenzyl)biphenyl 913369-52-5 C19H16O2
    4-hydroxy-2'-(α-hydroxybenzyl)biphenyl
    —— 4-[5-(2,4-dichlorophenyl)-4-methyl-4H-1,2,4-triazol-3-yl]butanal 913061-49-1 C13H13Cl2N3O
    4-[5-(2,4-dichlorophenyl)-4-methyl-4H-1,2,4-triazol-3-yl]butanal
    —— (4S)-2'-(2,2-dimethylpropoxy)-7'-phenylspiro[1,3-oxazole-4,9'-xanthen]-2-amine 1215865-20-5 C26H26N2O3
    (4S)-2'-(2,2-dimethylpropoxy)-7'-phenylspiro[1,3-oxazole-4,9'-xanthen]-2-amine
    —— 4-Phenyl-benzo<h>chinazolin 4786-81-6 C18H12N2
    4-Phenyl-benzo<h>chinazolin
    —— (4aR,10aS)-7-bromo-1,4,4a,10a-tetrahydropyrano[3,4-b]chromen-5(3H)-one 1609694-57-6 C12H11BrO3
    (4aR,10aS)-7-bromo-1,4,4a,10a-tetrahydropyrano[3,4-b]chromen-5(3H)-one
    —— 4-<4-(methylamino)-3-aminophenyl>-2,6-dimethyl-3,5-bis(methoxycarbonyl)-1,4-dihydropyridine 121497-28-7 C18H23N3O4
    4-<4-(methylamino)-3-aminophenyl>-2,6-dimethyl-3,5-bis(methoxycarbonyl)-1,4-dihydropyridine
    —— 4-(Hydroxydiphenylmethyl)tetrahydrofuran-2-on 55865-23-1 C17H16O3
    4-(Hydroxydiphenylmethyl)tetrahydrofuran-2-on
    —— 4-Benzyloxy-4-(4-methoxy-phenyl)-3,3-dimethyl-butan-2-one 56773-12-7 C20H24O3
    4-Benzyloxy-4-(4-methoxy-phenyl)-3,3-dimethyl-butan-2-one
    —— {4-[(2-Chloro-pyridine-3-carbonyl)-amino]-butyrylamino}-acetic acid 76980-27-3 C12H14ClN3O4
    {4-[(2-Chloro-pyridine-3-carbonyl)-amino]-butyrylamino}-acetic acid
    —— (4-Isobutoxy-3-nitro-phenyl)-acetonitrile 56245-11-5 C12H14N2O3
    (4-Isobutoxy-3-nitro-phenyl)-acetonitrile
    —— 4-aziridin-1-yl-6,7-dimethoxy-quinazoline 52842-99-6 C12H13N3O2
    4-aziridin-1-yl-6,7-dimethoxy-quinazoline
    —— 4-hydroxy-2-iodomethyl-4-methyl-1-oxa-6-azonia-spiro[5.5]undecane; iodide 56018-29-2 C11H21INO2*I
    4-hydroxy-2-iodomethyl-4-methyl-1-oxa-6-azonia-spiro[5.5]undecane; iodide
    —— 4-Tetradecanoylamino-benzoic acid ethyl ester 62443-30-5 C23H37NO3
    4-Tetradecanoylamino-benzoic acid ethyl ester
    —— 4-methyl-3-phenyl-6-p-tolyl-5,6-dihydro-2H-pyran-2-one 1440424-50-9 C19H18O2
    4-methyl-3-phenyl-6-p-tolyl-5,6-dihydro-2H-pyran-2-one
    —— 4'-[(2-n-propyl-4-methyl-6-(1-(4-methylbenzyl)-imidazol-4-yl)-benzimidazol-1-yl)-methyl]-biphenyl-2-carboxylic acid 1237423-94-7 C36H34N4O2
    4'-[(2-n-propyl-4-methyl-6-(1-(4-methylbenzyl)-imidazol-4-yl)-benzimidazol-1-yl)-methyl]-biphenyl-2-carboxylic acid
    —— 4-phenylthio-3,5,6-trichlorophthalic anhydride 84863-10-5 C14H5Cl3O3S
    4-phenylthio-3,5,6-trichlorophthalic anhydride