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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— [5-(6-methoxy-[2]quinolyl)-[2]thienyl]-triphenyl-silane 18764-99-3 C32H25NOSSi
    [5-(6-methoxy-[2]quinolyl)-[2]thienyl]-triphenyl-silane
    —— 5-(5-Benzenesulfonyloxy-2-iodo-3-methoxyphenoxy)-4-<2-(trimethylsilyl)eth-1-oxy>-2(5H)furanone 139220-43-2 C22H25IO8SSi
    5-(5-Benzenesulfonyloxy-2-iodo-3-methoxyphenoxy)-4-<2-(trimethylsilyl)eth-1-oxy>-2(5H)furanone
    —— (5S)-3-(3,4-dimethoxyphenyl)-1,7-dioxa-2-azaspiro[4.4]non-2-ene 1013655-59-8 C14H17NO4
    (5S)-3-(3,4-dimethoxyphenyl)-1,7-dioxa-2-azaspiro[4.4]non-2-ene
    —— (5S,6S,7R)-5-(2-iodoethyl)-2,2,3,3,6,14,14-heptamethyl-13,13-diphenyl-7-((triethylsilyl)oxy)-4,12-dioxa-3,13-disilapentadecane 929298-25-9 C38H67IO3Si3
    (5S,6S,7R)-5-(2-iodoethyl)-2,2,3,3,6,14,14-heptamethyl-13,13-diphenyl-7-((triethylsilyl)oxy)-4,12-dioxa-3,13-disilapentadecane
    —— 5,6,7,8-Tetrahydro-4-[[1-methyl-1-[(3,7,11-trimethyl-2,6,-10-dodecatrienyl) thio]ethyl]thio]-1-naphthalenol 142022-19-3 C28H42OS2
    5,6,7,8-Tetrahydro-4-[[1-methyl-1-[(3,7,11-trimethyl-2,6,-10-dodecatrienyl) thio]ethyl]thio]-1-naphthalenol
    —— 5-[N-(5-carboxy-2-methoxyphenyl)carbamoylmethyl]-2-isopropylidenehydrazonothiazolidin-4-one 163108-29-0 C16H18N4O5S
    5-[N-(5-carboxy-2-methoxyphenyl)carbamoylmethyl]-2-isopropylidenehydrazonothiazolidin-4-one
    —— 5-Bromo-3-(4-chloro-phenylamino)-1H-indole-2-carbonyl azide 116931-30-7 C15H9BrClN5O
    5-Bromo-3-(4-chloro-phenylamino)-1H-indole-2-carbonyl azide
    —— 5-[2-(4-Fluorophenyl)ethylamino]-2-hydroxybenzoic acid 1042742-35-7 C15H14FNO3
    5-[2-(4-Fluorophenyl)ethylamino]-2-hydroxybenzoic acid
    —— 5-(4-methylphenyl)-2-[2-(E)-phenylethenyl]tetrazole 1416563-13-7 C16H14N4
    5-(4-methylphenyl)-2-[2-(E)-phenylethenyl]tetrazole
    —— 5-[4-(2-(2-Pyridyl)Ethyn-1-yl)Phenyl]-1-[4-(Methylsulfonyl)Phenyl]-3-Trifluoromethyl-1H-Pyrazole 343262-49-7 C24H16F3N3O2S
    5-[4-(2-(2-Pyridyl)Ethyn-1-yl)Phenyl]-1-[4-(Methylsulfonyl)Phenyl]-3-Trifluoromethyl-1H-Pyrazole
    —— 5α-Cholestane-3β,19-diol 3-p-Toluenesulphonate 19-Acetate 99762-14-8 C36H56O5S
    5α-Cholestane-3β,19-diol 3-p-Toluenesulphonate 19-Acetate
    —— (5Z,7E,22E)-(1S,3R,24S)-24-(1-oxopropoxy)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3-diol 528600-05-7 C30H44O4
    (5Z,7E,22E)-(1S,3R,24S)-24-(1-oxopropoxy)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3-diol
    —— 5-bromo-3-(4-fluoro-1H-indol-2-yl)pyrazin-2-ol 1621705-57-4 C12H7BrFN3O
    5-bromo-3-(4-fluoro-1H-indol-2-yl)pyrazin-2-ol
    —— 5,6-Diacetoxy-<6-phenyl-α-pyrono-3,4>3,2-benzofuran 4827-26-3 C21H14O7
    5,6-Diacetoxy-<6-phenyl-α-pyrono-3,4>3,2-benzofuran
    —— 5-methyl-2H-furan-2,5-diol 1214256-59-3 C5H8O3
    5-methyl-2H-furan-2,5-diol
    —— 5-bromo-1-iodo-1-pentyne 115143-19-6 C5H6BrI
    5-bromo-1-iodo-1-pentyne
    —— 5-hydroxy-2-(4'-nitrophenyl)hexahydropyrimidine 1206520-08-2 C10H13N3O3
    5-hydroxy-2-(4'-nitrophenyl)hexahydropyrimidine
    —— 5α,9α-epidioxy-8β,14β-epoxy-(22E)-ergosta-6,22-dien-3β-ol 1242514-92-6 C28H42O4
    5α,9α-epidioxy-8β,14β-epoxy-(22E)-ergosta-6,22-dien-3β-ol
    —— 5-(3-hydroxypropyl)-4,5-dihydrothiophene-3-carbonitrile 870106-38-0 C8H11NOS
    5-(3-hydroxypropyl)-4,5-dihydrothiophene-3-carbonitrile
    —— (5-(4-fluorophenyl)-2-(2-nitrophenyl)-2H-1,2,3-triazol-4-yl)(4-(trifluoromethyl)phenyl)methanone 1438487-52-5 C22H12F4N4O3
    (5-(4-fluorophenyl)-2-(2-nitrophenyl)-2H-1,2,3-triazol-4-yl)(4-(trifluoromethyl)phenyl)methanone
    —— 5-dimethylamino-1-formylisoquinoline-2-oxide 75795-50-5 C12H12N2O2
    5-dimethylamino-1-formylisoquinoline-2-oxide
    —— 5-Fluoro-3-methoxymethyl-2,6-dioxo-3,6-dihydro-2H-pyrimidine-1-carbothioic acid S-octyl ester 90162-99-5 C15H23FN2O4S
    5-Fluoro-3-methoxymethyl-2,6-dioxo-3,6-dihydro-2H-pyrimidine-1-carbothioic acid S-octyl ester
    —— 5-Amino-[1,2,3]thiadiazole-4-carboxylic acid cyclohexylamide 117015-36-8 C9H14N4OS
    5-Amino-[1,2,3]thiadiazole-4-carboxylic acid cyclohexylamide
    —— 5-(4-chlorophenyl)-5-(tetrahydro-2H-pyran-4-ylmethyl)-5H-imidazo[2,1-a]isoindole 1227197-04-7 C22H21ClN2O
    5-(4-chlorophenyl)-5-(tetrahydro-2H-pyran-4-ylmethyl)-5H-imidazo[2,1-a]isoindole
    —— 5-Methyl-N-methyl-N-(phenylthiocarbamoyl)-2-amino-1H-isoindole-1,3-(2H)dione 76892-48-3 C17H15N3O2S
    5-Methyl-N-methyl-N-(phenylthiocarbamoyl)-2-amino-1H-isoindole-1,3-(2H)dione
    —— 5-methoxy-3-methyl-6-nitro-benzofuran-2-carboxylic acid 50382-95-1 C11H9NO6
    5-methoxy-3-methyl-6-nitro-benzofuran-2-carboxylic acid
    —— 5-(p-Chlor-phenyl-amino)-2-amino-thiazolo<5.4-d>pyrimidin 19835-16-6 C11H8ClN5S
    5-(p-Chlor-phenyl-amino)-2-amino-thiazolo<5.4-d>pyrimidin
    —— 5-t-butylcarbamoyloxy-3-(3-(1-ethoxyvinyl))phenyl-4-thiazolidinone 159176-52-0 C18H24N2O4S
    5-t-butylcarbamoyloxy-3-(3-(1-ethoxyvinyl))phenyl-4-thiazolidinone
    —— 5-bromo-2-(3-chloro-pyridin-2-yl)-2H-pyrazole-3-carboxylic acid [2,4-dichloro-6-(1-cyclopropaneyl-ethylcarbamoyl)-phenyl]-amide 1187976-28-8 C21H17BrCl3N5O2
    5-bromo-2-(3-chloro-pyridin-2-yl)-2H-pyrazole-3-carboxylic acid [2,4-dichloro-6-(1-cyclopropaneyl-ethylcarbamoyl)-phenyl]-amide
    —— 5a-Cyanethyl-3-spirocyclohexan-oxaziridino<3,2-j>perhydrochinazolin-5-on 97799-79-6 C16H23N3O2
    5a-Cyanethyl-3-spirocyclohexan-oxaziridino<3,2-j>perhydrochinazolin-5-on
    —— 5-Ethyl-2-trifluoromethyl-heptanoic acid (R)-4,4-dimethyl-2-oxo-tetrahydro-furan-3-yl ester 135127-25-2 C16H25F3O4
    5-Ethyl-2-trifluoromethyl-heptanoic acid (R)-4,4-dimethyl-2-oxo-tetrahydro-furan-3-yl ester
    —— 5-(4-chlorophenyl)-4-cyclopropyl-2-{[5-(2,6-dichlorobenzyl)-4H-1,2,4-triazol-3-yl]methyl}-2,4-dihydro-3H-1,2,4-triazol-3-one 1332501-20-8 C21H17Cl3N6O
    5-(4-chlorophenyl)-4-cyclopropyl-2-{[5-(2,6-dichlorobenzyl)-4H-1,2,4-triazol-3-yl]methyl}-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 5-phenyl-3-[4-(tetrahydro-2H-pyran-4-yloxy)benzyl]-1,3-oxazolidin-2-one 1095984-41-0 C21H23NO4
    5-phenyl-3-[4-(tetrahydro-2H-pyran-4-yloxy)benzyl]-1,3-oxazolidin-2-one
    —— 5-amino-6-(1,3-dioxolan-2-yl)-2-methyl-2,3-hexanediol 128358-30-5 C10H21NO4
    5-amino-6-(1,3-dioxolan-2-yl)-2-methyl-2,3-hexanediol
    —— 5,5,6,6-tetrafluoro-4-hydroxyhex-3-en-2-one 82750-12-7 C6H6F4O2
    5,5,6,6-tetrafluoro-4-hydroxyhex-3-en-2-one
    —— 5-(5-chloro-2-methyl-phenyl)-6-(4-chloro-phenyl)-2-(2,4-dimethoxy-pyrimidin-5-yl)-1-((S)-2-methoxy-1-methyl-ethyl)-5,6-dihydro-1H-pyrrolo[3,4-d]imidazol-4-one 1448867-95-5 C28H27Cl2N5O4
    5-(5-chloro-2-methyl-phenyl)-6-(4-chloro-phenyl)-2-(2,4-dimethoxy-pyrimidin-5-yl)-1-((S)-2-methoxy-1-methyl-ethyl)-5,6-dihydro-1H-pyrrolo[3,4-d]imidazol-4-one
    —— [5-(Chloromethyl)pyridin-3-yl]-(4-methylpiperidin-1-yl)methanone 912934-71-5 C13H17ClN2O
    [5-(Chloromethyl)pyridin-3-yl]-(4-methylpiperidin-1-yl)methanone
    —— 5-ethyl-5-(trifluoromethyl)furan-2(5H)-one 1458069-03-8 C7H7F3O2
    5-ethyl-5-(trifluoromethyl)furan-2(5H)-one
    —— 5-tert-Butyl-1,1-diisopropyl-2-thiobiuret 73280-03-2 C12H25N3OS
    5-tert-Butyl-1,1-diisopropyl-2-thiobiuret
    —— 5,5'-oxydimethylenebis[5-(2-thioxo-1,3,2λ<sup>5</sup>-dioxaphosphinan-2-yloxymethyl)-2-phenyl-1,3-dioxane] 1141487-20-8 C30H40O11P2S2
    5,5'-oxydimethylenebis[5-(2-thioxo-1,3,2λ<sup>5</sup>-dioxaphosphinan-2-yloxymethyl)-2-phenyl-1,3-dioxane]
    —— 5-(5-methyl-4-morpholinothieno[2,3-d]pyrimidin-2-yl)pyrimidin-2-amine 1033740-44-1 C15H16N6OS
    5-(5-methyl-4-morpholinothieno[2,3-d]pyrimidin-2-yl)pyrimidin-2-amine
    —— 5,5'-dithiobis[2-(3,5-dimethyl-1H-pyrazol-1-yl)-4-(p-tolylsulfonyl)-1,3-thiazole] 1172136-07-0 C30H28N6O4S6
    5,5'-dithiobis[2-(3,5-dimethyl-1H-pyrazol-1-yl)-4-(p-tolylsulfonyl)-1,3-thiazole]
    —— 5-<2-Butyl-1,3-dimethylcyclohepta<c>pyrrol-6(2H)-yliden>-1,3-cyclopentadien-1,3-dicarbonitril 84474-50-0 C22H21N3
    5-<2-Butyl-1,3-dimethylcyclohepta<c>pyrrol-6(2H)-yliden>-1,3-cyclopentadien-1,3-dicarbonitril
    —— 5-amino-3-(diethylamino)-1H-pyrazole-4-carbonitrile 1159941-93-1 C8H13N5
    5-amino-3-(diethylamino)-1H-pyrazole-4-carbonitrile
    —— [5aR-(5aα,6α,7β,9aα,9bα)]-3b,4,5,5a,6,7,8,9,9a,9b,10,11-dodecahydro-5a,6,7,9a-tetrahydroxy-9b-methyl-7-(1-methylethyl)-phenanthro[1,2-c]furan-1(3H)-one 216166-21-1 C20H30O6
    [5aR-(5aα,6α,7β,9aα,9bα)]-3b,4,5,5a,6,7,8,9,9a,9b,10,11-dodecahydro-5a,6,7,9a-tetrahydroxy-9b-methyl-7-(1-methylethyl)-phenanthro[1,2-c]furan-1(3H)-one
    —— 5-(4-Methoxy-phenyl)-1,4-diphenyl-1,3-dihydro-imidazol-2-one 147000-92-8 C22H18N2O2
    5-(4-Methoxy-phenyl)-1,4-diphenyl-1,3-dihydro-imidazol-2-one
    —— (5Z,7E)-(1S,3R,24R)-24-(3-hydroxy-2-methyl-1-oxopropoxy)-25-(4-methyl-oxazole-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19)-triene-1,3-diol 528601-28-7 C35H51NO6
    (5Z,7E)-(1S,3R,24R)-24-(3-hydroxy-2-methyl-1-oxopropoxy)-25-(4-methyl-oxazole-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19)-triene-1,3-diol
    —— (±)-5-chloro-3-(2-hydroxy-5-methylphenyl)-3-methylindolin-2-one 1403336-43-5 C16H14ClNO2
    (±)-5-chloro-3-(2-hydroxy-5-methylphenyl)-3-methylindolin-2-one
    —— 5-<i>tert</i>-butyl-2,7-dichloro-benzoxazole 408328-51-8 C11H11Cl2NO
    5-<i>tert</i>-butyl-2,7-dichloro-benzoxazole
    —— 5-dodecanoylamino-1,3-dihydro-benzoimidazole-2-thione 60563-39-5 C19H29N3OS
    5-dodecanoylamino-1,3-dihydro-benzoimidazole-2-thione