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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4aR,6R,7R,8S,8aS)-6,7,8-Tris-benzyloxy-2,2-dimethyl-hexahydro-pyrano[3,2-d][1,3]dioxine 85194-33-8 C30H34O6
    (4aR,6R,7R,8S,8aS)-6,7,8-Tris-benzyloxy-2,2-dimethyl-hexahydro-pyrano[3,2-d][1,3]dioxine
    —— 4-Oxo-15,16-bis-nor-5ξ-podocarpa-8,11,13-trien 60872-68-6 C15H18O
    4-Oxo-15,16-bis-nor-5ξ-podocarpa-8,11,13-trien
    —— [4,4-Dimethyl-oxazolidin-(2Z)-ylidene]-(5-methylsulfanyl-2-phenyl-2H-[1,2,4]triazol-3-yl)-amine 140473-56-9 C14H17N5OS
    [4,4-Dimethyl-oxazolidin-(2Z)-ylidene]-(5-methylsulfanyl-2-phenyl-2H-[1,2,4]triazol-3-yl)-amine
    —— 4,5-Dimethoxy-3,6-dihydro-[1,2]oxazine-2-carboxylic acid benzyl ester 147462-18-8 C14H17NO5
    4,5-Dimethoxy-3,6-dihydro-[1,2]oxazine-2-carboxylic acid benzyl ester
    —— 4-ethyl-7-methyl-3-oxo-4-aza-5α-chol-24-oic acid 178328-93-3 C26H43NO3
    4-ethyl-7-methyl-3-oxo-4-aza-5α-chol-24-oic acid
    —— 4-Hydroxy-3-[3-(S)-(6-chlorobenzo[b]thiophene-2-sulfonylamino)-2-oxo-pyrrolidin-1-ylmethyl]-benzamide 205054-52-0 C20H18ClN3O5S2
    4-Hydroxy-3-[3-(S)-(6-chlorobenzo[b]thiophene-2-sulfonylamino)-2-oxo-pyrrolidin-1-ylmethyl]-benzamide
    —— 4-[2-(3-difluoromethyl-4-fluorophenyl)cyclopenten-1-yl]benzenesulfonamide 195732-69-5 C18H16F3NO2S
    4-[2-(3-difluoromethyl-4-fluorophenyl)cyclopenten-1-yl]benzenesulfonamide
    —— (4-methyl(2-quinolyl))(2-(4-pyrimidin-2-ylpiperazinyl)ethyl)amine hydrobromide 217435-08-0 BrH*C20H24N6
    (4-methyl(2-quinolyl))(2-(4-pyrimidin-2-ylpiperazinyl)ethyl)amine hydrobromide
    —— 4-(4-Chlorophenyl)-1-[3-(5,11-dihydro-7-methoxypyrido[2,3-c][1]benzoxepin-5-ylidene)propyl]piperidin-4-ol 233259-69-3 C28H29ClN2O3
    4-(4-Chlorophenyl)-1-[3-(5,11-dihydro-7-methoxypyrido[2,3-c][1]benzoxepin-5-ylidene)propyl]piperidin-4-ol
    —— 4-nitro-N-((1S,3R)-3-(6-tosyl-6H-pyrrolo[2,3-e][1,2,4]triazolo[4,3-a]pyrazin-1-yl)cyclopentyl)benzenesulfonamide 1201192-24-6 C25H23N7O6S2
    4-nitro-N-((1S,3R)-3-(6-tosyl-6H-pyrrolo[2,3-e][1,2,4]triazolo[4,3-a]pyrazin-1-yl)cyclopentyl)benzenesulfonamide
    —— 4-Hexadecylidene-3-tetradecyloxetan-2-one 1526904-25-5 C33H62O2
    4-Hexadecylidene-3-tetradecyloxetan-2-one
    —— 4-Methoxy-2-(3-methyl-1-pyridin-3-ylpyrazol-4-yl)pyrimidine 1394837-28-5 C14H13N5O
    4-Methoxy-2-(3-methyl-1-pyridin-3-ylpyrazol-4-yl)pyrimidine
    —— 4-Amino-1-(3-methylbutyl)-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid ethyl ester 89865-62-3 C14H20N4O2
    4-Amino-1-(3-methylbutyl)-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid ethyl ester
    —— 4-[3-methyl-2-[4-(trifluoromethyl)phenyl]-6,7-dihydro-5H-pyrrolizin-1-yl]benzenesulfonamide 1026644-25-6 C21H19F3N2O2S
    4-[3-methyl-2-[4-(trifluoromethyl)phenyl]-6,7-dihydro-5H-pyrrolizin-1-yl]benzenesulfonamide
    —— 4-Benzyl-7-(2-chloroethoxy)hexahydro-1,4-oxazepinium maleate 141478-20-8 C4H4O4*C14H20ClNO2
    4-Benzyl-7-(2-chloroethoxy)hexahydro-1,4-oxazepinium maleate
    —— (4,6-dimethoxy-1,3,5-triazin-2-yl) (Z)-octadec-9-enoate 132383-18-7 C23H39N3O4
    (4,6-dimethoxy-1,3,5-triazin-2-yl) (Z)-octadec-9-enoate
    —— 4-bromo-3,4-dichloro-2-nitro-1-[N-(4-nitrophenyl)piperazin-1-yl]-1-pentylthiobuta-1,3-diene 1266205-09-7 C19H23BrCl2N4O4S
    4-bromo-3,4-dichloro-2-nitro-1-[N-(4-nitrophenyl)piperazin-1-yl]-1-pentylthiobuta-1,3-diene
    —— 4-Bromo-N-butyl-4-(1-butyl-3-ethyl-5-oxo-pyrrolidin-2-yl)-2-ethyl-butyramide 67546-76-3 C20H37BrN2O2
    4-Bromo-N-butyl-4-(1-butyl-3-ethyl-5-oxo-pyrrolidin-2-yl)-2-ethyl-butyramide
    —— 4-[1-(2,5-dimethoxy-benzenesulfonyl)-1H-pyrazol-3-yl]-quinoline 1174414-58-4 C20H17N3O4S
    4-[1-(2,5-dimethoxy-benzenesulfonyl)-1H-pyrazol-3-yl]-quinoline
    —— 4,7-Diiodo-2-o-anisyl-3-benzalpthalimidine 67687-13-2 C22H15I2NO2
    4,7-Diiodo-2-o-anisyl-3-benzalpthalimidine
    —— 4-[2-(3,3-dimethyl-3<i>H</i>-indol-2-yl)-vinyl]-2-nitro-phenol 68342-14-3 C18H16N2O3
    4-[2-(3,3-dimethyl-3<i>H</i>-indol-2-yl)-vinyl]-2-nitro-phenol
    —— (4aR,8aR)-1,4a-Dimethyl-decahydro-pyrrolo[1,2-a]indol-1-ol 66881-74-1 C13H23NO
    (4aR,8aR)-1,4a-Dimethyl-decahydro-pyrrolo[1,2-a]indol-1-ol
    —— 4-Bromo-9-[1-bromo-meth-(E)-ylidene]-1,5,5-trimethyl-spiro[5.5]undeca-1,7-dien-3-one 70449-81-9 C15H18Br2O
    4-Bromo-9-[1-bromo-meth-(E)-ylidene]-1,5,5-trimethyl-spiro[5.5]undeca-1,7-dien-3-one
    —— (4bR,8aS)-4b,5,6,7,8,8a-Hexahydro-biphenylene-1,4-dione 77627-52-2 C12H12O2
    (4bR,8aS)-4b,5,6,7,8,8a-Hexahydro-biphenylene-1,4-dione
    —— 4-(3-phenyl-5-phthalazin-1-yl-formazan-1-yl)-benzoic acid 67073-44-3 C22H16N6O2
    4-(3-phenyl-5-phthalazin-1-yl-formazan-1-yl)-benzoic acid
    —— (4-iodo-phenylhydrazono)-(3-oxo-3,4-dihydro-quinoxalin-2-yl)-acetaldehyde (4-iodo-phenyl)-hydrazone 66779-51-9 C22H16I2N6O
    (4-iodo-phenylhydrazono)-(3-oxo-3,4-dihydro-quinoxalin-2-yl)-acetaldehyde (4-iodo-phenyl)-hydrazone
    —— (4aS,8R,8aS)-8-Bromo-4a,6,8-trimethyl-4,4a,8,8a-tetrahydro-3H-chromene-2,7-dione 67471-88-9 C12H15BrO3
    (4aS,8R,8aS)-8-Bromo-4a,6,8-trimethyl-4,4a,8,8a-tetrahydro-3H-chromene-2,7-dione
    —— 4-(4-{[2-(4-chlorophenyl)-4,4-dimethylcyclohex-1-en-1-yl]methyl}piperazin-1-yl)-N-[(4-{[(1-methylpiperidin-4-yl)methyl]amino}-3-nitrophenyl)sulfonyl]-2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)benzamide 1257045-17-2 C46H53ClN8O6S
    4-(4-{[2-(4-chlorophenyl)-4,4-dimethylcyclohex-1-en-1-yl]methyl}piperazin-1-yl)-N-[(4-{[(1-methylpiperidin-4-yl)methyl]amino}-3-nitrophenyl)sulfonyl]-2-(1H-pyrrolo[2,3-b]pyridin-5-yloxy)benzamide
    —— (4R,5R)-5-((S)-2-((4S,5S,6R)-6-((R)-but-3-en-2-yl)-2,2,5-trimethyl-1,3-dioxan-4-yl)-1-methoxyethyl)-4-(tert-butyldimethylsilyloxy)-3,3-dimethyldihydrofuran-2(3H)-one 1253891-06-3 C26H48O6Si
    (4R,5R)-5-((S)-2-((4S,5S,6R)-6-((R)-but-3-en-2-yl)-2,2,5-trimethyl-1,3-dioxan-4-yl)-1-methoxyethyl)-4-(tert-butyldimethylsilyloxy)-3,3-dimethyldihydrofuran-2(3H)-one
    —— 4-Methoxy-benzoic acid 2-hydroxy-3-trityloxy-propyl ester 72164-72-8 C30H28O5
    4-Methoxy-benzoic acid 2-hydroxy-3-trityloxy-propyl ester
    —— 4,5α-epoxy-3-methoxy-14,17-dimethyl-(6α<i>O</i>)-spiro[morphinane-6,2'-oxirane] 65927-86-8 C20H25NO3
    4,5α-epoxy-3-methoxy-14,17-dimethyl-(6α<i>O</i>)-spiro[morphinane-6,2'-oxirane]
    —— 4'-<3',5'-<sup>3</sup>H>Hydroxy-2-phenylethanol 69216-84-8 C8H10O2
    4'-<3',5'-<sup>3</sup>H>Hydroxy-2-phenylethanol
    —— (4aS)-7t-ethyl-1c,4a,7c-trimethyl-(4ar,8ac,10ac)-dodecahydro-4bt,1t-oxaethano-phenanthren-12-one 59665-46-2 C20H32O2
    (4aS)-7t-ethyl-1c,4a,7c-trimethyl-(4ar,8ac,10ac)-dodecahydro-4bt,1t-oxaethano-phenanthren-12-one
    —— 4-amino-5-(4-fluorobenzoyl)-1-(4-methoxybenzyl)-2-(4-phenoxyphenyl)-1H-pyrrole-3-carbonitrile 1207477-08-4 C32H24FN3O3
    4-amino-5-(4-fluorobenzoyl)-1-(4-methoxybenzyl)-2-(4-phenoxyphenyl)-1H-pyrrole-3-carbonitrile
    —— (4aS,8aR)-trans-Decahydrochinolinon-(5) 16878-31-2 C9H15NO
    (4aS,8aR)-trans-Decahydrochinolinon-(5)
    —— 4-Nitro-benzoic acid 1-(3,5-bis-trifluoromethyl-phenyl)-1-cyclohex-1-enyl-ethyl ester 66079-34-3 C23H19F6NO4
    4-Nitro-benzoic acid 1-(3,5-bis-trifluoromethyl-phenyl)-1-cyclohex-1-enyl-ethyl ester
    —— 4-(4-Methoxy-benzoyl)-cyclohexanecarboxylic acid 61468-99-3 C15H18O4
    4-(4-Methoxy-benzoyl)-cyclohexanecarboxylic acid
    —— 4-<4-Methoxystyryl>-chinolinium-iodid 73521-23-0 C18H15NO*HI
    4-<4-Methoxystyryl>-chinolinium-iodid
    —— (4S,4aS,9aS)-4a,9-Dimethyl-4-phenyl-1,3,4,4a,9,9a-hexahydro-carbazol-2-one 64884-72-6 C20H21NO
    (4S,4aS,9aS)-4a,9-Dimethyl-4-phenyl-1,3,4,4a,9,9a-hexahydro-carbazol-2-one
    —— 4-n-hexylamino-2-methyl-4'-nitro-diphenylsulfone 125744-15-2 C19H24N2O4S
    4-n-hexylamino-2-methyl-4'-nitro-diphenylsulfone
    —— {4-[(1S,2S)-2-((E)-3-Hydroxy-3-methyl-oct-1-enyl)-5-oxo-cyclopentyl]-butoxy}-acetic acid 64308-68-5 C20H34O5
    {4-[(1S,2S)-2-((E)-3-Hydroxy-3-methyl-oct-1-enyl)-5-oxo-cyclopentyl]-butoxy}-acetic acid
    —— 4-Hydroxy-1,3,6,7-tetramethoxy-2,8-bis(3-methylbutyl)xanthen-9-one 941707-00-2 C27H36O7
    4-Hydroxy-1,3,6,7-tetramethoxy-2,8-bis(3-methylbutyl)xanthen-9-one
    —— 4-Picolin (Anion) 100155-41-7 C6H6N
    4-Picolin (Anion)
    —— 4-(4-cyanobenzyl)-1-cyclopentyl-7-(N-methylacetamido)-4H-[1,2,4]triazolo[4,3-a]quinazolin-5-one 499783-80-1 C25H24N6O2
    4-(4-cyanobenzyl)-1-cyclopentyl-7-(N-methylacetamido)-4H-[1,2,4]triazolo[4,3-a]quinazolin-5-one
    —— 4-acetoxy-2-methyl-5-(4-nitro-phenyl)-thiazole 59484-51-4 C12H10N2O4S
    4-acetoxy-2-methyl-5-(4-nitro-phenyl)-thiazole
    —— 4-Methoxy-2-(4-methylsulfonylphenylthio)benzoic Acid 98190-58-0 C15H14O5S2
    4-Methoxy-2-(4-methylsulfonylphenylthio)benzoic Acid
    —— (4S,5S)-5-phenyl-1-hepten-4-ol 106268-77-3 C13H18O
    (4S,5S)-5-phenyl-1-hepten-4-ol
    —— (4-cyclohexyl-butyl)-[5-(2-diethylamino-ethylidene)-4,5-dihydro-thiazol-2-yl]-amine 59037-34-2 C19H35N3S
    (4-cyclohexyl-butyl)-[5-(2-diethylamino-ethylidene)-4,5-dihydro-thiazol-2-yl]-amine
    —— 4-hydroxy-3-((E)-1-(2-((E)-1-(4-hydroxy-2-oxo-2H-chromen-3-yl)ethylideneamino)ethylimino)ethyl)-2H-chromene-2-one 30408-09-4 C24H20N2O6
    4-hydroxy-3-((E)-1-(2-((E)-1-(4-hydroxy-2-oxo-2H-chromen-3-yl)ethylideneamino)ethylimino)ethyl)-2H-chromene-2-one
    —— (4R,5S)-3-benzyl 4-methyl 5-((2R,5R)-1-(tert-butoxycarbonyl)-2-(methoxycarbonyl)-5-((R)-2-hydroxymethyl-2-(4-benzyloxy-3,5-dichlorobenzamido)ethyl)pyrrolidin-2-yl)-2,2-dimethyloxazolidine-3,4-dicarboxylate 866331-72-8 C43H51Cl2N3O12
    (4R,5S)-3-benzyl 4-methyl 5-((2R,5R)-1-(tert-butoxycarbonyl)-2-(methoxycarbonyl)-5-((R)-2-hydroxymethyl-2-(4-benzyloxy-3,5-dichlorobenzamido)ethyl)pyrrolidin-2-yl)-2,2-dimethyloxazolidine-3,4-dicarboxylate