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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (5S,5'S)-3,3'-(disulfanediylbis(ethane-2,1-diyl))bis(1-nitroso-5-phenylimidazolidin-2-one) 108291-54-9 C22H24N6O4S2
    (5S,5'S)-3,3'-(disulfanediylbis(ethane-2,1-diyl))bis(1-nitroso-5-phenylimidazolidin-2-one)
    —— 5-chloro-4-hydroxy-4-phenyl-1-pentyne 20131-25-3 C11H11ClO
    5-chloro-4-hydroxy-4-phenyl-1-pentyne
    —— 5(S)-(3',4'-Di-O-acetyl-1',2'-O-isopropyliden-D-arabino-tetrahydroxybutyl)-3-methyl-1,3-oxazolidin-2-yliden-malonitril 105874-14-4 C18H23N3O7
    5(S)-(3',4'-Di-O-acetyl-1',2'-O-isopropyliden-D-arabino-tetrahydroxybutyl)-3-methyl-1,3-oxazolidin-2-yliden-malonitril
    —— 5-acetamidomethyl-2-acetyl-3-isoxazolone 96820-02-9 C8H10N2O4
    5-acetamidomethyl-2-acetyl-3-isoxazolone
    —— 5α-cholestane-3β,4α-diol diacetate 21157-50-6 C31H52O4
    5α-cholestane-3β,4α-diol diacetate
    —— (5E,7S,11R,14S,17E,20S)-methyl 17-ethylidene-7-hydroxy-11,20-diisopropyl-9,12,15,18-tetraoxo-1,1,1-triphenyl-14-(tritylthiomethyl)-2-thia-10,13,16,19-tetraazahenicos-5-en-21-oate 180973-33-5 C63H70N4O7S2
    (5E,7S,11R,14S,17E,20S)-methyl 17-ethylidene-7-hydroxy-11,20-diisopropyl-9,12,15,18-tetraoxo-1,1,1-triphenyl-14-(tritylthiomethyl)-2-thia-10,13,16,19-tetraazahenicos-5-en-21-oate
    —— [5-(2,4-Dichloro-phenoxymethyl)-[1,3,4]thiadiazol-2-yl]-[1-(2-nitro-phenyl)-meth-(E)-ylidene]-amine 145666-33-7 C16H10Cl2N4O3S
    [5-(2,4-Dichloro-phenoxymethyl)-[1,3,4]thiadiazol-2-yl]-[1-(2-nitro-phenyl)-meth-(E)-ylidene]-amine
    —— 5-(1-ethyl-5-nitro-1H-indol-3-ylmethylene)pyrimidine-2,4,6-trione 1548515-01-0 C15H12N4O5
    5-(1-ethyl-5-nitro-1H-indol-3-ylmethylene)pyrimidine-2,4,6-trione
    —— 5,5'-(2,3-dihydroxybutane-1,4-diyl)bis(acetylazanediyl)bis(N1-(2,3-dihydroxypropyl)-N3-(2-hydroxyethyl)-2,4,6-triiodoisophthalamide) 1186057-97-5 C34H42I6N6O14
    5,5'-(2,3-dihydroxybutane-1,4-diyl)bis(acetylazanediyl)bis(N1-(2,3-dihydroxypropyl)-N3-(2-hydroxyethyl)-2,4,6-triiodoisophthalamide)
    —— 5,7-diiodo-8-benzyloxyquinoline 1293288-23-9 C16H11I2NO
    5,7-diiodo-8-benzyloxyquinoline
    —— 5-(4'-chlorophenylazo)-8-hydroxy-7-quinolinecarboxaldehyde 361440-84-8 C16H10ClN3O2
    5-(4'-chlorophenylazo)-8-hydroxy-7-quinolinecarboxaldehyde
    —— 5-bromo-4-thio-2'-deoxyuridine 676556-11-9 C9H11BrN2O4S
    5-bromo-4-thio-2'-deoxyuridine
    —— 5-bromo-N<sup>4</sup>-(2-hydroxynapthyl)-2'-deoxycytidine 169243-72-5 C19H18BrN3O5
    5-bromo-N<sup>4</sup>-(2-hydroxynapthyl)-2'-deoxycytidine
    —— (5R)-3-[3,5-difluoro-4-(4-hydroxy-4-methoxymethyl-piperidin-1-yl)-phenyl]-5-hydroxymethyl-oxazolidin-2-one 1207472-06-7 C17H22F2N2O5
    (5R)-3-[3,5-difluoro-4-(4-hydroxy-4-methoxymethyl-piperidin-1-yl)-phenyl]-5-hydroxymethyl-oxazolidin-2-one
    —— 5-ethyl-2-oxo-tetrahydro-furan-3-carboxylic acid ethyl ester 14872-54-9 C9H14O4
    5-ethyl-2-oxo-tetrahydro-furan-3-carboxylic acid ethyl ester
    —— 5,14-Dihydro-7,16-diethyl-(E)-dipyrido<b,i><1,4,8,11>tetraazacyclotetradecine 100691-54-1 C20H22N6
    5,14-Dihydro-7,16-diethyl-(E)-dipyrido<b,i><1,4,8,11>tetraazacyclotetradecine
    —— 5-(1,2-dibromo-2-succinimidoethyl)-2'-deoxyuridine 114494-93-8 C15H17Br2N3O7
    5-(1,2-dibromo-2-succinimidoethyl)-2'-deoxyuridine
    —— 5-bromo-5α-cholestanone-(3) 2097-84-9 C27H45BrO
    5-bromo-5α-cholestanone-(3)
    —— 5'-O-(4,4'-dimethoxytrityl)-3,N<sup>4</sup>-etheno-2'-deoxycytidine 136851-95-1 C32H31N3O6
    5'-O-(4,4'-dimethoxytrityl)-3,N<sup>4</sup>-etheno-2'-deoxycytidine
    —— 5'-O-Acetyl-2'-O-tosyl-uridin 102935-21-7 C18H20N2O9S
    5'-O-Acetyl-2'-O-tosyl-uridin
    —— 5-amino-1-(2,6-dichloro-4-(trifluoromethyl)phenyl)-4-(tetrahydrofuran-2-ylthio)-1H-pyrazole-3-carbonitrile 1616619-15-8 C15H11Cl2F3N4OS
    5-amino-1-(2,6-dichloro-4-(trifluoromethyl)phenyl)-4-(tetrahydrofuran-2-ylthio)-1H-pyrazole-3-carbonitrile
    —— 5-hydroxy-3-(4-hydroxyphenyl)-7-(methoxymethoxy)-4H-chromen-4-one 1204747-90-9 C17H14O6
    5-hydroxy-3-(4-hydroxyphenyl)-7-(methoxymethoxy)-4H-chromen-4-one
    —— 5-(2,4-Dichlorophenoxymethyl)-2-(furylidenimino)-1,3,4-thiadiazole 123282-39-3 C14H9Cl2N3O2S
    5-(2,4-Dichlorophenoxymethyl)-2-(furylidenimino)-1,3,4-thiadiazole
    —— 5-(4-methoxy-2,3,6-trimethylphenyl)-3-methyl-4-fluoro-2(E),4(Z)-pentadienal 63651-28-5 C16H19FO2
    5-(4-methoxy-2,3,6-trimethylphenyl)-3-methyl-4-fluoro-2(E),4(Z)-pentadienal
    —— 5-butyl-3-(5-nitrofuran-2-yl)isoxazole 1442459-71-3 C11H12N2O4
    5-butyl-3-(5-nitrofuran-2-yl)isoxazole
    —— 5-acetyl-1-(5-ethyl-2,4-dimethoxy-phenyl)-1,3-dihydro-benzoimidazol-2-one 874984-56-2 C19H20N2O4
    5-acetyl-1-(5-ethyl-2,4-dimethoxy-phenyl)-1,3-dihydro-benzoimidazol-2-one
    —— (5'R,8R,9S,10R,13S,14S,17S)-3-ethoxy-5'-ethyl-13-methyl-1,2,4',5',7,8,9,10,11,12,13,14,15,16-tetradecahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-3'-one 359633-70-8 C25H36O3
    (5'R,8R,9S,10R,13S,14S,17S)-3-ethoxy-5'-ethyl-13-methyl-1,2,4',5',7,8,9,10,11,12,13,14,15,16-tetradecahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-3'-one
    —— 5-iminomethyl-5α-cholestan-3-one ethylene acetal 80188-50-7 C30H51NO2
    5-iminomethyl-5α-cholestan-3-one ethylene acetal
    —— 5-methoxy-3',6'-dimethyl-1'-phenyl-6',8'-dihydrospiro[indoline-3,4'-pyrazolo[3,4-e][1,4]thiazepine]-2,7'(1'H)-dione 1382998-60-8 C22H20N4O3S
    5-methoxy-3',6'-dimethyl-1'-phenyl-6',8'-dihydrospiro[indoline-3,4'-pyrazolo[3,4-e][1,4]thiazepine]-2,7'(1'H)-dione
    —— 5-hydroxy-3,4-seco-5ξ-cholestane-3,4-dioic acid-3-lactone 20100-82-7 C27H44O4
    5-hydroxy-3,4-seco-5ξ-cholestane-3,4-dioic acid-3-lactone
    —— 5'O-dimethoxytrityl-2'O-methyl-N2-(4-isopropylphenyl)oxyacetylguanosyl-3'O-(β-cyanoethyl-N,N-diisopropyl)phosphoramidite 1402072-31-4 C52H62N7O10P
    5'O-dimethoxytrityl-2'O-methyl-N2-(4-isopropylphenyl)oxyacetylguanosyl-3'O-(β-cyanoethyl-N,N-diisopropyl)phosphoramidite
    —— 5,5-difluoro-1,3,7,9-tetramethyl-10-(pyren-1-yl)-5H-5l4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium 1290145-84-4 C29H23BF2N2
    5,5-difluoro-1,3,7,9-tetramethyl-10-(pyren-1-yl)-5H-5l4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium
    —— 5-(dimethylamino)-N-(prop-2-yn-1-yl)naphthalene-1-sulfonamide 175728-78-6 C15H16N2O2S
    5-(dimethylamino)-N-(prop-2-yn-1-yl)naphthalene-1-sulfonamide
    —— [5-(2,4-Dichloro-phenoxymethyl)-[1,3,4]thiadiazol-2-yl]-[1-(4-methoxy-phenyl)-meth-(E)-ylidene]-amine 145666-28-0 C17H13Cl2N3O2S
    [5-(2,4-Dichloro-phenoxymethyl)-[1,3,4]thiadiazol-2-yl]-[1-(4-methoxy-phenyl)-meth-(E)-ylidene]-amine
    —— 5β-Hydroxy-5β-cholestan-3-one 19043-70-0 C27H46O2
    5β-Hydroxy-5β-cholestan-3-one
    —— 5-formyl-10,20-bis(3,5-di-tert-butylphenyl)Ni<sup>II</sup>porphyrin 175444-04-9 C49H52N4NiO
    5-formyl-10,20-bis(3,5-di-tert-butylphenyl)Ni<sup>II</sup>porphyrin
    —— (5S)-1-{[(4S)-4-(2-amino-6-(cyclopropylamino)-9H-purin-9-yl)-cyclopent-1-en-1-yl]methyl}-3-phenyl-5-(propan-2-yl)-2-thioxoimidazolidin-4-one 1350434-49-9 C26H30N8OS
    (5S)-1-{[(4S)-4-(2-amino-6-(cyclopropylamino)-9H-purin-9-yl)-cyclopent-1-en-1-yl]methyl}-3-phenyl-5-(propan-2-yl)-2-thioxoimidazolidin-4-one
    —— [5-Bromo-2-(2,6-dichloro-phenylamino)-phenyl]-acetic acid 15307-88-7 C14H10BrCl2NO2
    [5-Bromo-2-(2,6-dichloro-phenylamino)-phenyl]-acetic acid
    —— 5-bromo-2-(tetrahydrofuran-2-yloxy)benzaldehyde 1581231-22-2 C11H11BrO3
    5-bromo-2-(tetrahydrofuran-2-yloxy)benzaldehyde
    —— 5α-acetoxycholestan-3-one 136233-60-8 C29H48O3
    5α-acetoxycholestan-3-one
    —— 5-(isocyanatomethyl)thiazolidine-2,4-dione 1355221-88-3 C5H4N2O3S
    5-(isocyanatomethyl)thiazolidine-2,4-dione
    —— 5-chloro-3'-(1H-1,2,4-triazol-5-yl)-5'-methyl-spiro[3H-indole-3,2'-thiazolidine]-2,4'(1H)-dione 1320357-50-3 C13H10ClN5O2S
    5-chloro-3'-(1H-1,2,4-triazol-5-yl)-5'-methyl-spiro[3H-indole-3,2'-thiazolidine]-2,4'(1H)-dione
    —— (5aS,5bS,7aR,8R,10aS,10bR,12aR)-5a,7a-dimethyl-8-((R)-6-methylheptan-2-yl)hexadecahydrocyclopenta[5,6]naphtho[1,2-d]azepin-2(1H)-one 20284-02-0 C27H47NO
    (5aS,5bS,7aR,8R,10aS,10bR,12aR)-5a,7a-dimethyl-8-((R)-6-methylheptan-2-yl)hexadecahydrocyclopenta[5,6]naphtho[1,2-d]azepin-2(1H)-one
    —— 5-Butyl-4-(2'-cyano-biphenyl-4-ylmethyl)-2-(2,5-dichloro-phenyl)-2H-pyrazole-3-carboxylic acid ethyl ester 152713-61-6 C30H27Cl2N3O2
    5-Butyl-4-(2'-cyano-biphenyl-4-ylmethyl)-2-(2,5-dichloro-phenyl)-2H-pyrazole-3-carboxylic acid ethyl ester
    —— 5-iodo-1-tris(4-methoxyphenyl)germylpentan-1-one 190016-19-4 C26H29GeIO4
    5-iodo-1-tris(4-methoxyphenyl)germylpentan-1-one
    —— 5α-Fluor-10β,17β-dihydroxy-3-ethylendioxy-17α-ethinyl-19-nor-androstan 4001-34-7 C22H31FO4
    5α-Fluor-10β,17β-dihydroxy-3-ethylendioxy-17α-ethinyl-19-nor-androstan
    —— 5-(2,5-dichloro-4-(((R)-4-(4-cyclopropyl-1,2,3,4-tetrahydroquinoxaline-1-carbonyl)thiazolidin-3-yl)methyl)phenyl)-N-methyl-N-((2S,3R,4R,5R)-2,3,4,5,6-pentahydroxyhexyl)pentanamide 1445984-20-2 C34H46Cl2N4O7S
    5-(2,5-dichloro-4-(((R)-4-(4-cyclopropyl-1,2,3,4-tetrahydroquinoxaline-1-carbonyl)thiazolidin-3-yl)methyl)phenyl)-N-methyl-N-((2S,3R,4R,5R)-2,3,4,5,6-pentahydroxyhexyl)pentanamide
    —— 5-bromo-3'-(1,3-benzothiazol-2-yl)-5'-methyl-spiro-[3H-indole-3,2'-thiazolidine]-2,4'(1H)-dione 1320357-55-8 C18H12BrN3O2S2
    5-bromo-3'-(1,3-benzothiazol-2-yl)-5'-methyl-spiro-[3H-indole-3,2'-thiazolidine]-2,4'(1H)-dione
    —— 5-fluoro-10,17-dihydroxy-19-nor-5α,17β<i>H</i>-pregn-20-yn-3-one 3801-22-7 C20H27FO3
    5-fluoro-10,17-dihydroxy-19-nor-5α,17β<i>H</i>-pregn-20-yn-3-one
    —— 5-isopropyl-3-(4-phenylazo-phenyl)-2-thioxo-imidazolidin-4-one 70172-72-4 C18H18N4OS
    5-isopropyl-3-(4-phenylazo-phenyl)-2-thioxo-imidazolidin-4-one