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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-tert-butyl-8-(2-chlorophenyl)-9-(4-fluorophenyl)pyrido[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3(2H)-one 1065266-84-3 C24H19ClFN5O
    5-tert-butyl-8-(2-chlorophenyl)-9-(4-fluorophenyl)pyrido[3,2-e][1,2,4]triazolo[4,3-c]pyrimidin-3(2H)-one
    —— 5-methoxy-3-pyrrolidino-2,3-dihydro-1<i>H</i>-pyrido[3,2,1-<i>kl</i>]phenothiazine 112508-28-8 C20H22N2OS
    5-methoxy-3-pyrrolidino-2,3-dihydro-1<i>H</i>-pyrido[3,2,1-<i>kl</i>]phenothiazine
    —— 5'α-benzyl-12'-hydroxy-1-hydroxymethyl-2'-isopropyl-(10α)-9,10-dihydro-ergotamane-18,3',6'-trione 124564-58-5 C36H43N5O6
    5'α-benzyl-12'-hydroxy-1-hydroxymethyl-2'-isopropyl-(10α)-9,10-dihydro-ergotamane-18,3',6'-trione
    —— 5-nitro-2-(4-nitro-phenyl)-5-propyl-tetrahydro-[1,3]oxazine 107622-22-0 C13H17N3O5
    5-nitro-2-(4-nitro-phenyl)-5-propyl-tetrahydro-[1,3]oxazine
    —— 5-Dimethylamino-1-<pyridyl-(4)>-pentan 102956-58-1 C12H20N2
    5-Dimethylamino-1-<pyridyl-(4)>-pentan
    —— 5-O-Benzoyl-D-glyuro-4.5-dihydroxy-pentan-al-benzylphenylhydrazon 102952-00-1 C25H26N2O3
    5-O-Benzoyl-D-glyuro-4.5-dihydroxy-pentan-al-benzylphenylhydrazon
    —— 5-Oxo-3-thioxo-6-methyl-4-(4-methoxyphenyl)-2,3,4,5-tetrahydro-1,2,4-triazin 103987-38-8 C11H11N3O2S
    5-Oxo-3-thioxo-6-methyl-4-(4-methoxyphenyl)-2,3,4,5-tetrahydro-1,2,4-triazin
    —— 5-but-2-enyl-1-(2-dimethylamino-ethyl)-3,5-dimethyl-barbituric acid 106595-80-6 C14H23N3O3
    5-but-2-enyl-1-(2-dimethylamino-ethyl)-3,5-dimethyl-barbituric acid
    —— 5-Nitro-4-amino-2-diaethylamino-6-<4-amino-styryl>-pyrimidin 101429-08-7 C16H20N6O2
    5-Nitro-4-amino-2-diaethylamino-6-<4-amino-styryl>-pyrimidin
    —— 5-bromo-6-methoxyisoquinoline-N-oxide hydrochloride 940890-88-0 C10H8BrNO2*ClH
    5-bromo-6-methoxyisoquinoline-N-oxide hydrochloride
    —— 5-[2,5,8,11,14,17-hexaoxabicyclo[16.4.0]docosa-1(18),19,21-trien-20-yl-(2-oxo-4-phenyl-3H-1,3-thiazol-5-yl)methyl]-4-phenyl-3H-1,3-thiazol-2-one 127719-30-6 C35H36N2O8S2
    5-[2,5,8,11,14,17-hexaoxabicyclo[16.4.0]docosa-1(18),19,21-trien-20-yl-(2-oxo-4-phenyl-3H-1,3-thiazol-5-yl)methyl]-4-phenyl-3H-1,3-thiazol-2-one
    —— 5,7β-Cyclo-B-homo-5β-cholest-2-en 41411-09-0 C28H46
    5,7β-Cyclo-B-homo-5β-cholest-2-en
    —— 5-butyl-4-methoxy-2-phenyl-1-tosyl-1H-indole 1388136-38-6 C26H27NO3S
    5-butyl-4-methoxy-2-phenyl-1-tosyl-1H-indole
    —— 5,7-dimethyl-1-(naphthalen-1-yl)-5,7-diazaspiro[2.5]octane-4,6,8-trione 1451362-35-8 C18H16N2O3
    5,7-dimethyl-1-(naphthalen-1-yl)-5,7-diazaspiro[2.5]octane-4,6,8-trione
    —— <5S-(5α,6β),3(E)>-5-<(tert-Butyldimethylsilyl)oxy>tetrahydro-6-(cyclohexylmethyl)-3-ethylidene-2H-pyran-2-one 134922-50-2 C20H36O3Si
    <5S-(5α,6β),3(E)>-5-<(tert-Butyldimethylsilyl)oxy>tetrahydro-6-(cyclohexylmethyl)-3-ethylidene-2H-pyran-2-one
    —— 5-(4-benzylidene-5-oxo-2-phenyl-4,5-dihydro-imidazol-1-yl)-1-phenyl-1,5-dihydro-pyrazolo[3,4-d]pyrimidin-4-one 1212023-87-4 C27H18N6O2
    5-(4-benzylidene-5-oxo-2-phenyl-4,5-dihydro-imidazol-1-yl)-1-phenyl-1,5-dihydro-pyrazolo[3,4-d]pyrimidin-4-one
    —— 5,6-dichloro-acenaphthene-3,8-diyldiamine 43017-92-1 C12H10Cl2N2
    5,6-dichloro-acenaphthene-3,8-diyldiamine
    —— 5-(3-phenoxypropyl)-1,2,3-oxadiazole 3-oxide 1451053-97-6 C11H12N2O3
    5-(3-phenoxypropyl)-1,2,3-oxadiazole 3-oxide
    —— 5-methylsulfanyl-1,1-dioxo-2,3-diphenyl-1λ<sup>6</sup>-thiazolidin-4-one 58216-27-6 C16H15NO3S2
    5-methylsulfanyl-1,1-dioxo-2,3-diphenyl-1λ<sup>6</sup>-thiazolidin-4-one
    —— 5-(2,3-dihydro-1,4-benzodioxin-6-yl)-5-methyl-3-[(7-methyl-2-oxo-2H-chromen-4-yl)methyl]imidazolidine-2,4-dione 1173076-47-5 C23H20N2O6
    5-(2,3-dihydro-1,4-benzodioxin-6-yl)-5-methyl-3-[(7-methyl-2-oxo-2H-chromen-4-yl)methyl]imidazolidine-2,4-dione
    —— 5-bromo-3-[(2-{[(4-tert-butylphenyl)amino]carbonyl}morpholin-4-yl)sulfonyl]-1H-indole-2-carboxamide 661469-27-8 C24H27BrN4O5S
    5-bromo-3-[(2-{[(4-tert-butylphenyl)amino]carbonyl}morpholin-4-yl)sulfonyl]-1H-indole-2-carboxamide
    —— 5-(2-amino-4-oxo-3-phenyl-3,4-dihydro-6-quinazolinyl)-2-(methyloxy)-N-5-pyrimidinyl-pyridinesulfonamide 1383989-61-4 C24H19N7O4S
    5-(2-amino-4-oxo-3-phenyl-3,4-dihydro-6-quinazolinyl)-2-(methyloxy)-N-5-pyrimidinyl-pyridinesulfonamide
    —— 5-((1-oxo-2-(2-oxoethyl)-1,2,3,4-tetrahydroisoquinolin-6-yl)oxy)picolinonitrile 1388765-78-3 C17H13N3O3
    5-((1-oxo-2-(2-oxoethyl)-1,2,3,4-tetrahydroisoquinolin-6-yl)oxy)picolinonitrile
    —— (5-bromo-6-uracilyl)-N-ethylacetamide 106780-43-2 C8H10BrN3O3
    (5-bromo-6-uracilyl)-N-ethylacetamide
    —— 5'-r{(U)6A} 133919-82-1 C64H79N17O52P6
    5'-r{(U)6A}
    —— 5-[5-(4-chlorobenzenesulfonylmethyl)-1,3,4-oxadiazol-2-yl]-1H-indazole 1262204-40-9 C16H11ClN4O3S
    5-[5-(4-chlorobenzenesulfonylmethyl)-1,3,4-oxadiazol-2-yl]-1H-indazole
    —— 5-Methyl-3-(4-methylphenyl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid 1326815-45-5 C12H13NO3
    5-Methyl-3-(4-methylphenyl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid
    —— (5-Methoxy-thienyl-2)-cyclohexyl-glycollic acid 58414-65-6 C13H18O4S
    (5-Methoxy-thienyl-2)-cyclohexyl-glycollic acid
    —— 5-oxodeca-1,9-diene oxime O-allyl ether 406674-16-6 C13H21NO
    5-oxodeca-1,9-diene oxime O-allyl ether
    —— 5-(4-nitro-phenyl)-thiazol-4-one 56526-38-6 C9H6N2O3S
    5-(4-nitro-phenyl)-thiazol-4-one
    —— 5-(6-(2-aminothiazol-4-yl)-4-morpholinothieno[3,2-d]pyrimidin-2-yl)pyridin-2-amine 1033734-90-5 C18H17N7OS2
    5-(6-(2-aminothiazol-4-yl)-4-morpholinothieno[3,2-d]pyrimidin-2-yl)pyridin-2-amine
    —— 5-Methyl-5-methylthio-4-(4-(methylsulfonyl)phenyl)-3-phenyl-2-(5H)-furanone 185147-38-0 C19H18O4S2
    5-Methyl-5-methylthio-4-(4-(methylsulfonyl)phenyl)-3-phenyl-2-(5H)-furanone
    —— 5-benzyl 1-heptyl (tert-butoxycarbonyl)-L-glutamate 1031685-55-8 C24H37NO6
    5-benzyl 1-heptyl (tert-butoxycarbonyl)-L-glutamate
    —— 5,6-diamino-1',3'-dimethyl-3<i>H</i>,1'<i>H</i>-[2,5']bipyrimidinyl-4,2',4'-trione 58850-77-4 C10H12N6O3
    5,6-diamino-1',3'-dimethyl-3<i>H</i>,1'<i>H</i>-[2,5']bipyrimidinyl-4,2',4'-trione
    —— 5-Bromo-2-iodo-N-ethyl benzamide 1295978-68-5 C9H9BrINO
    5-Bromo-2-iodo-N-ethyl benzamide
    —— 5-fluoro-1-((3aR,4R,6R,6aR)-6-((methoxymethoxy)methyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)pyrimidine-2,4(1H,3H)-dione 87817-91-2 C14H19FN2O7
    5-fluoro-1-((3aR,4R,6R,6aR)-6-((methoxymethoxy)methyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)pyrimidine-2,4(1H,3H)-dione
    —— 5-Chloro-2-phenyl-thiazole-4-carbaldehyde oxime 4264-46-4 C10H7ClN2OS
    5-Chloro-2-phenyl-thiazole-4-carbaldehyde oxime
    —— 5-hydroxy-7-O-[4-(1-C-4-O-acetyl-2,3,6-trideoxy-α-L-erythro-heks-2-en-pyranosyl)butyl]-3-(4'-hydroxyphenyl)chromen-4-on 1535223-17-6 C27H28O8
    5-hydroxy-7-O-[4-(1-C-4-O-acetyl-2,3,6-trideoxy-α-L-erythro-heks-2-en-pyranosyl)butyl]-3-(4'-hydroxyphenyl)chromen-4-on
    —— 5'-ethyl-2'-methyl-6'-oxo-1',6'-dihydro-[3,3']bipyridinyl-5-carboxylic acid (5-tert-butylisoxazol-3-yl)amide 867011-17-4 C21H24N4O3
    5'-ethyl-2'-methyl-6'-oxo-1',6'-dihydro-[3,3']bipyridinyl-5-carboxylic acid (5-tert-butylisoxazol-3-yl)amide
    —— 5-((1R,2S)-1-Bromo-2-hydroxy-cyclohexyl)-5-ethyl-1,3-bis-(4-nitro-benzyl)-pyrimidine-2,4,6-trione 88134-28-5 C26H27BrN4O8
    5-((1R,2S)-1-Bromo-2-hydroxy-cyclohexyl)-5-ethyl-1,3-bis-(4-nitro-benzyl)-pyrimidine-2,4,6-trione
    —— 5-chloro-2-isopropyl-phenol 90416-28-7 C9H11ClO
    5-chloro-2-isopropyl-phenol
    —— 5-Chlor-8-hydroxychinolin-carboxylsaeure-2 34171-50-1 C10H6ClNO3
    5-Chlor-8-hydroxychinolin-carboxylsaeure-2
    —— 5-[2-Hydroxy-1,3-diphenyl-prop-(E)-ylideneaminooxy]-pentanoic acid ethyl ester 188548-65-4 C22H27NO4
    5-[2-Hydroxy-1,3-diphenyl-prop-(E)-ylideneaminooxy]-pentanoic acid ethyl ester
    —— (5-chloro-1-phenyl-1H-pyrazol-4-yl)(5-hydroxy-1-phenyl-1H-pyrazol-4-yl)methanone 1240508-52-4 C19H13ClN4O2
    (5-chloro-1-phenyl-1H-pyrazol-4-yl)(5-hydroxy-1-phenyl-1H-pyrazol-4-yl)methanone
    —— 5-(chlorodifluoromethyl)-3-(2-fluoro-4-methoxy-5-nitrophenyl)-4-isoxazolecarboxylic acid methyl ester 159693-91-1 C13H8ClF3N2O6
    5-(chlorodifluoromethyl)-3-(2-fluoro-4-methoxy-5-nitrophenyl)-4-isoxazolecarboxylic acid methyl ester
    —— (5-methyl-2-oxo-[1,3,4]oxadiazol-3-yl)-phosphonothioic acid O,O'-dimethyl ester 40403-00-7 C5H9N2O4PS
    (5-methyl-2-oxo-[1,3,4]oxadiazol-3-yl)-phosphonothioic acid O,O'-dimethyl ester
    —— (5E,7E,3R,4R)-2,4-Dimethylnona-5,7-dien-3-ol 118101-91-0 C11H20O
    (5E,7E,3R,4R)-2,4-Dimethylnona-5,7-dien-3-ol
    —— 5-[[4-(2,2-dimethylheptoxy)phenyl]methyl]-1,3-thiazolidine-2,4-dione 74772-84-2 C19H27NO3S
    5-[[4-(2,2-dimethylheptoxy)phenyl]methyl]-1,3-thiazolidine-2,4-dione
    —— 5-(2'-O-acetyl-3'-deoxy-3'-isothiocyanato-α-L-threofuranosyl)-3-ethoxycarbonyl-2-methylfuran 426819-11-6 C15H17NO6S
    5-(2'-O-acetyl-3'-deoxy-3'-isothiocyanato-α-L-threofuranosyl)-3-ethoxycarbonyl-2-methylfuran
    —— 5-[4-chloro-2-fluoro-5-(methoxycarbonylmethyl-thio)phenylimino]-3-formyl-1,3,4-thiadiazolidin-2-one 176506-44-8 C12H9ClFN3O4S2
    5-[4-chloro-2-fluoro-5-(methoxycarbonylmethyl-thio)phenylimino]-3-formyl-1,3,4-thiadiazolidin-2-one