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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(benzyloxy)-2-chlorobutanal 1377322-28-5 C10H11ClO2
    4-(benzyloxy)-2-chlorobutanal
    —— [4S,2R,3R]-(4-benzyl-2-thioxooxazolidin-3-yl)(2-hydroxycyclopent-3-enyl)methanone 268737-90-2 C16H17NO3S
    [4S,2R,3R]-(4-benzyl-2-thioxooxazolidin-3-yl)(2-hydroxycyclopent-3-enyl)methanone
    —— 4-amino-N-boc-L-phenylalanine acetate 1374033-80-3 C2H4O2*C14H20N2O4
    4-amino-N-boc-L-phenylalanine acetate
    —— (4-methoxyphenyl)C3HTeC6H2OMe difluoroboronate 116025-53-7 C17H13BF2O4Te
    (4-methoxyphenyl)C3HTeC6H2OMe difluoroboronate
    —— 4-O-(2,4,6-trimethylphenyl)uridine 108782-93-0 C18H22N2O6
    4-O-(2,4,6-trimethylphenyl)uridine
    —— 4,5'-dimethyl-2,2'-methanediyl-di-phenol 101830-56-2 C15H16O2
    4,5'-dimethyl-2,2'-methanediyl-di-phenol
    —— 4-hydroxy-8-methoxy-3-(3-methylbut-3-enyl)quinolin-2(1H)-one 109573-21-9 C15H17NO3
    4-hydroxy-8-methoxy-3-(3-methylbut-3-enyl)quinolin-2(1H)-one
    —— 4-amino-3-(trifluoromethyl)phenyl thiocyanate 68672-37-7 C8H5F3N2S
    4-amino-3-(trifluoromethyl)phenyl thiocyanate
    —— [4,4'-H2bipy][ZnBr4] 315190-28-4 Br4Zn*C10H10N2
    [4,4'-H2bipy][ZnBr4]
    —— 4-Bromo-2-{[(E)-5-(2-hydroxy-phenyl)-[1,3,4]thiadiazol-2-ylimino]-methyl}-phenol 188969-56-4 C15H10BrN3O2S
    4-Bromo-2-{[(E)-5-(2-hydroxy-phenyl)-[1,3,4]thiadiazol-2-ylimino]-methyl}-phenol
    —— 4-(1-ethylsulfanylethyl)-1-methyl-4-phenyl-3H-quinazolin-2-one 128487-76-3 C19H22N2OS
    4-(1-ethylsulfanylethyl)-1-methyl-4-phenyl-3H-quinazolin-2-one
    —— 4,4'-((phthalazine-1,4-diylbis(hydrazin-2-yl-1-ylidene))bis(pent-1-en-1-yl-3-ylidene))bis(2-methoxyphenol) 335162-60-2 C32H34N6O4
    4,4'-((phthalazine-1,4-diylbis(hydrazin-2-yl-1-ylidene))bis(pent-1-en-1-yl-3-ylidene))bis(2-methoxyphenol)
    —— 4-methyl-N-(2-oxo-2-phenylethyl)-N-(prop-2-yn-1-yl)benzenesulfonamide 697287-96-0 C18H17NO3S
    4-methyl-N-(2-oxo-2-phenylethyl)-N-(prop-2-yn-1-yl)benzenesulfonamide
    —— (4-chloro-phenyl)-[5-(2-hydroxy-ethyl)-4-methyl-thiazol-2-yl]-methanone 28168-43-6 C13H12ClNO2S
    (4-chloro-phenyl)-[5-(2-hydroxy-ethyl)-4-methyl-thiazol-2-yl]-methanone
    —— 4-p-tolylpyrimidine-2-carboxamide 1491142-17-6 C12H11N3O
    4-p-tolylpyrimidine-2-carboxamide
    —— 4-(5'-methyl-2'-furyl)butanoic acid chloride 89214-31-3 C9H11ClO2
    4-(5'-methyl-2'-furyl)butanoic acid chloride
    —— 4-[2,2-Bis(phenylmethoxymethyl)-3-pyridin-4-yloxypropoxy]pyridine 215361-22-1 C29H30N2O4
    4-[2,2-Bis(phenylmethoxymethyl)-3-pyridin-4-yloxypropoxy]pyridine
    —— 4-[(R)-2-acetoacetyloxy-2-((1S)-3c,5t-dimethyl-2-oxo-cyclohex-r-yl)-ethyl]-piperidine-2,6-dione 1420-85-5 C19H27NO6
    4-[(R)-2-acetoacetyloxy-2-((1S)-3c,5t-dimethyl-2-oxo-cyclohex-r-yl)-ethyl]-piperidine-2,6-dione
    —— (4R,6R)-4-[2-[tert-butyl(dimethyl)silyl]oxyethyl]-6-[(E,2R)-4-iodobut-3-en-2-yl]oxan-2-one 353520-99-7 C17H31IO3Si
    (4R,6R)-4-[2-[tert-butyl(dimethyl)silyl]oxyethyl]-6-[(E,2R)-4-iodobut-3-en-2-yl]oxan-2-one
    —— 4-[(1S,5S,6S)-6-[2-[(4R,6S)-6-[2-[tert-butyl(diphenyl)silyl]oxyethyl]-2,2-dimethyl-1,3-dioxan-4-yl]ethyl]-5-methyl-2-oxocyclohex-3-en-1-yl]-4-triethylsilyloxybutanal 116996-35-1 C43H66O6Si2
    4-[(1S,5S,6S)-6-[2-[(4R,6S)-6-[2-[tert-butyl(diphenyl)silyl]oxyethyl]-2,2-dimethyl-1,3-dioxan-4-yl]ethyl]-5-methyl-2-oxocyclohex-3-en-1-yl]-4-triethylsilyloxybutanal
    —— (4R,5R)-4-hydroxymethyl-5-<4-(methylsulphonyl)phenyl>-2-oxazolidinone 96795-22-1 C11H13NO5S
    (4R,5R)-4-hydroxymethyl-5-<4-(methylsulphonyl)phenyl>-2-oxazolidinone
    —— [4,4'-H2bipy][CoBr4] 315190-27-3 Br4Co*C10H10N2
    [4,4'-H2bipy][CoBr4]
    —— 4-(1-(2-oxoazepan-1-yl)ethylamino)benzonitrile 1331783-45-9 C15H19N3O
    4-(1-(2-oxoazepan-1-yl)ethylamino)benzonitrile
    —— 4,6-di-O-acetyl-2,3-dideoxy-α-D-erythro-hex-2-enopyranosyl 4,6-di-O-acetyl-2,3-dideoxy-α-D-erythro-hex-2-enopyranoside 95120-32-4 C20H26O11
    4,6-di-O-acetyl-2,3-dideoxy-α-D-erythro-hex-2-enopyranosyl 4,6-di-O-acetyl-2,3-dideoxy-α-D-erythro-hex-2-enopyranoside
    —— 4α-acetoxy-5-hydroxy-5α-cholestan-3-one 14030-50-3 C29H48O4
    4α-acetoxy-5-hydroxy-5α-cholestan-3-one
    —— 4-methyl-N-(1-phenylprop-2-yn-1-yl)benzenesulfonamide 850570-01-3 C16H15NO2S
    4-methyl-N-(1-phenylprop-2-yn-1-yl)benzenesulfonamide
    —— 4,4,5,5-tetramethyl-2-(5-(phenylsulfonyl)cyclopent-1-en-1-yl)-1,3,2-dioxaborolane 1424999-32-5 C17H23BO4S
    4,4,5,5-tetramethyl-2-(5-(phenylsulfonyl)cyclopent-1-en-1-yl)-1,3,2-dioxaborolane
    —— {4-[(6-Bromo-10-methyl-1-phenyl-1H-1,4,9,10a-tetraaza-phenanthren-2-yl)-hydrazonomethyl]-phenyl}-dimethyl-amine 347177-02-0 C26H24BrN7
    {4-[(6-Bromo-10-methyl-1-phenyl-1H-1,4,9,10a-tetraaza-phenanthren-2-yl)-hydrazonomethyl]-phenyl}-dimethyl-amine
    —— 4-methyl-N-(4-methyl-5-oxo-2-(trifluoromethyl)-1,3-oxathiolan-2-yl)benzenesulfonamide 917870-88-3 C12H12F3NO4S2
    4-methyl-N-(4-methyl-5-oxo-2-(trifluoromethyl)-1,3-oxathiolan-2-yl)benzenesulfonamide
    —— [4-(4-{[1-(3-Nitro-phenyl)-meth-(Z)-ylidene-hydrazinocarbonylmethyl]-amino}-benzenesulfonyl)-phenylamino]-acetic acid [1-(3-nitro-phenyl)-meth-(Z)-ylidene]-hydrazide 114710-17-7 C30H26N8O8S
    [4-(4-{[1-(3-Nitro-phenyl)-meth-(Z)-ylidene-hydrazinocarbonylmethyl]-amino}-benzenesulfonyl)-phenylamino]-acetic acid [1-(3-nitro-phenyl)-meth-(Z)-ylidene]-hydrazide
    —— (4R,4aS,5aS,6S,12aR)-4-(dimethylamino)-1,6,10,11,12a-pentahydroxy-6-methyl-3,12-dioxo-4,4a,5,5a-tetrahydrotetracene-2-carboxamide,hydrochloride 64-75-5 C22H24N2O8*ClH
    (4R,4aS,5aS,6S,12aR)-4-(dimethylamino)-1,6,10,11,12a-pentahydroxy-6-methyl-3,12-dioxo-4,4a,5,5a-tetrahydrotetracene-2-carboxamide,hydrochloride
    —— 4-(2,4-difluorophenyl)pyrimidine 1187176-51-7 C10H6F2N2
    4-(2,4-difluorophenyl)pyrimidine
    —— 4-[3-(Dibutylamino)-2-methylpropyl]-2-methoxyphenol 1415746-49-4 C19H33NO2
    4-[3-(Dibutylamino)-2-methylpropyl]-2-methoxyphenol
    —— 4-anilino-pent-3-en-2-one-phenylimine; hydrochloride 14627-91-9 C17H19N2*Cl
    4-anilino-pent-3-en-2-one-phenylimine; hydrochloride
    —— (4-chloro-3-methyl-phenyl)-β-D-glucopyranoside 55325-15-0 C13H17ClO6
    (4-chloro-3-methyl-phenyl)-β-D-glucopyranoside
    —— (4R,4aS,7aR,12bS)-3-(cyclopropylmethyl)-4a-hydroxy-7-oxo-2,3,4,4a,5,6,7,7a-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-9-yl (2-(2-(2-(2-(2-((2,6-dichlorophenyl)amino)phenyl)acetamido)ethoxy)ethoxy)ethyl)carbamate hydrochloride 1450841-07-2 C41H46Cl2N4O8*ClH
    (4R,4aS,7aR,12bS)-3-(cyclopropylmethyl)-4a-hydroxy-7-oxo-2,3,4,4a,5,6,7,7a-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-9-yl (2-(2-(2-(2-(2-((2,6-dichlorophenyl)amino)phenyl)acetamido)ethoxy)ethoxy)ethyl)carbamate hydrochloride
    —— 4-methoxymethylene-2-phenoxymethyl-4<i>H</i>-oxazol-5-one 51579-18-1 C12H11NO4
    4-methoxymethylene-2-phenoxymethyl-4<i>H</i>-oxazol-5-one
    —— 4-[1,1-dimethyl-4-(2-methylchroman-2-yl)butyl]phenol 1401298-18-7 C22H28O2
    4-[1,1-dimethyl-4-(2-methylchroman-2-yl)butyl]phenol
    —— 4-Allyl-2-iodophenyl methoxymethyl ether 163125-71-1 C11H13IO2
    4-Allyl-2-iodophenyl methoxymethyl ether
    —— 4-{[1-(2-Hydroxy-5-methyl-3-nitro-phenyl)-1-phenyl-meth-(E)-ylidene]-amino}-N-pyrimidin-2-yl-benzenesulfonamide 93609-20-2 C24H19N5O5S
    4-{[1-(2-Hydroxy-5-methyl-3-nitro-phenyl)-1-phenyl-meth-(E)-ylidene]-amino}-N-pyrimidin-2-yl-benzenesulfonamide
    —— 4-{[1-(2-Hydroxy-5-methyl-3-nitro-phenyl)-1-phenyl-meth-(E)-ylidene]-amino}-N-(4-methyl-pyrimidin-2-yl)-benzenesulfonamide 93609-13-3 C25H21N5O5S
    4-{[1-(2-Hydroxy-5-methyl-3-nitro-phenyl)-1-phenyl-meth-(E)-ylidene]-amino}-N-(4-methyl-pyrimidin-2-yl)-benzenesulfonamide
    —— (4S)-4-[2-amino-6-(cyclopropylamino)-9H-purin-9-yl]cyclopent-1-ene-1-carbaldehyde 1350434-45-5 C14H16N6O
    (4S)-4-[2-amino-6-(cyclopropylamino)-9H-purin-9-yl]cyclopent-1-ene-1-carbaldehyde
    —— 4-isopropyl-2-methyl-4<i>H</i>-thiazol-5-one 38502-35-1 C7H11NOS
    4-isopropyl-2-methyl-4<i>H</i>-thiazol-5-one
    —— 4,15-di-tert-butyl-2,17-dimethyl-8,9,10,11-tetrahydro-19H-dibenzo[k,n][1,10]dioxa[4,7]diazacyclopentadecine-7,12(6H,13H)-dione 1367358-35-7 C29H40N2O4
    4,15-di-tert-butyl-2,17-dimethyl-8,9,10,11-tetrahydro-19H-dibenzo[k,n][1,10]dioxa[4,7]diazacyclopentadecine-7,12(6H,13H)-dione
    —— 4-((8R,9S,10R,13S,14S,17R)-17-hydroxy-13-methyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-7-methylcyclohepta-1,3,6-trien-1-yl 4-(dimethylamino)benzoate 1426257-76-2 C35H43NO4
    4-((8R,9S,10R,13S,14S,17R)-17-hydroxy-13-methyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-7-methylcyclohepta-1,3,6-trien-1-yl 4-(dimethylamino)benzoate
    —— 4α-acetoxy-5α-cholestane-3β,5-diol 117465-71-1 C29H50O4
    4α-acetoxy-5α-cholestane-3β,5-diol
    —— 4-ethyl-5-(3-formyl-1-azulenylmethyl)-3-methylpyrrole-2-carbaldehyde 1359995-97-3 C20H19NO2
    4-ethyl-5-(3-formyl-1-azulenylmethyl)-3-methylpyrrole-2-carbaldehyde
    —— 4-methyl-N-[(3,4-dimethylphenyl)methylene]benzenesulfonamide 14938-98-8 C16H17NO2S
    4-methyl-N-[(3,4-dimethylphenyl)methylene]benzenesulfonamide
    —— (4S,6Z)-4-(tert-butyldimethylsilyloxy)dodec-6-enal 137623-16-6 C18H36O2Si
    (4S,6Z)-4-(tert-butyldimethylsilyloxy)dodec-6-enal
    —— (4S,6R)-6-chloro-1-methyl-4-prop-1-en-2-ylcyclohexene 30808-80-1 C10H15Cl
    (4S,6R)-6-chloro-1-methyl-4-prop-1-en-2-ylcyclohexene