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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Ethylpiperazin-2-one 1072069-79-4 C6H12N2O
    5-Ethylpiperazin-2-one
    —— 5-(7-(6-cyano-5-(trifluoromethyl)pyridin-3-yl)-8-oxo-6-thioxo-5,7-diazaspiro[3.4]octan-5-yl)-2-fluoro-N-(2-(pyridin-3-yl)ethyl)benzamide 1332391-20-4 C27H20F4N6O2S
    5-(7-(6-cyano-5-(trifluoromethyl)pyridin-3-yl)-8-oxo-6-thioxo-5,7-diazaspiro[3.4]octan-5-yl)-2-fluoro-N-(2-(pyridin-3-yl)ethyl)benzamide
    —— 5-bromo-2,4-dimethyl-6-oxo-1-propyl-1,6-dihydro-pyridine-3-carboxylic acid ((S)-cyclohexyl-phenyl-methyl)-amide 1310922-78-1 C24H31BrN2O2
    5-bromo-2,4-dimethyl-6-oxo-1-propyl-1,6-dihydro-pyridine-3-carboxylic acid ((S)-cyclohexyl-phenyl-methyl)-amide
    —— 5-bromo-3-(4-morpholin-4-ylphenyl)-2-phenyl-1H-pyrrolo[2,3-b]pyridine 663884-05-7 C23H20BrN3O
    5-bromo-3-(4-morpholin-4-ylphenyl)-2-phenyl-1H-pyrrolo[2,3-b]pyridine
    —— 5,5,5,11,11,11-Hexamethoxypyrano<4.5-d,9.10-d'>-bis-<1.3.2-P(V)-dioxaphosphol> 15052-43-4 C22H24O10P2
    5,5,5,11,11,11-Hexamethoxypyrano<4.5-d,9.10-d'>-bis-<1.3.2-P(V)-dioxaphosphol>
    —— 5,5,5',5'-tetramethyl-2,2'-(2,2,8-trimethyl-4<i>H</i>-[1,3]dioxino[4,5-<i>c</i>]pyridin-5-ylmethanediyl)-bis-cyclohexane-1,3-dione 102344-19-4 C27H35NO6
    5,5,5',5'-tetramethyl-2,2'-(2,2,8-trimethyl-4<i>H</i>-[1,3]dioxino[4,5-<i>c</i>]pyridin-5-ylmethanediyl)-bis-cyclohexane-1,3-dione
    —— 5-(4-Chlorophenyl)-7-(2,2-difluoroethyl)pyrrolo[2,3-d]pyrimidin-4-amine 1151651-47-6 C14H11ClF2N4
    5-(4-Chlorophenyl)-7-(2,2-difluoroethyl)pyrrolo[2,3-d]pyrimidin-4-amine
    —— 5-hydroxy-3,15-dioxo-5β-androstane-17β-carboxylic acid methyl ester 111294-28-1 C21H30O5
    5-hydroxy-3,15-dioxo-5β-androstane-17β-carboxylic acid methyl ester
    —— 5-m-tolyl-oxazole-4-carboxylic acid {1-[2-(3-fluoro-phenyl)-ethyl]-1H-pyrazol-4-yl}-amide 1394160-22-5 C22H19FN4O2
    5-m-tolyl-oxazole-4-carboxylic acid {1-[2-(3-fluoro-phenyl)-ethyl]-1H-pyrazol-4-yl}-amide
    —— 5-(4-(2-(3-methylpiperidin-1-yl)-4-(trifluoromethyl)oxazole-5-carboxamido)phenyl)picolinic acid 1228002-73-0 C23H21F3N4O4
    5-(4-(2-(3-methylpiperidin-1-yl)-4-(trifluoromethyl)oxazole-5-carboxamido)phenyl)picolinic acid
    —— 5-[3-[tert-butyl(methyl)carbamoyl]-5-(1-methylcyclopropyl)phenyl]-1-(cyclohexylmethyl)-N-(2-hydroxy-2-methylpropyl)-2-methylpyrrole-3-carboxamide 1442424-11-4 C33H49N3O3
    5-[3-[tert-butyl(methyl)carbamoyl]-5-(1-methylcyclopropyl)phenyl]-1-(cyclohexylmethyl)-N-(2-hydroxy-2-methylpropyl)-2-methylpyrrole-3-carboxamide
    —— 5-(2-Chloropyridin-4-yl)-6-fluoro-5-methylmorpholine-3-thione 1352420-54-2 C10H10ClFN2OS
    5-(2-Chloropyridin-4-yl)-6-fluoro-5-methylmorpholine-3-thione
    —— 5-(4-methoxyphenyl)-4-(2-(trifluoromethyl)phenyl)-6-(3,4,5-trimethoxyphenyl)-3,4-dihydropyrimidine-2(1H)-one 1360468-04-7 C27H25F3N2O5
    5-(4-methoxyphenyl)-4-(2-(trifluoromethyl)phenyl)-6-(3,4,5-trimethoxyphenyl)-3,4-dihydropyrimidine-2(1H)-one
    —— 5,15-bis(3,5-difluorophenyl)-2,8,12,18-tetra(n-hexyl)-3,7,13,17-tetramethylporphyrin zinc(II) 1350823-52-7 C60H72F4N4Zn
    5,15-bis(3,5-difluorophenyl)-2,8,12,18-tetra(n-hexyl)-3,7,13,17-tetramethylporphyrin zinc(II)
    —— 5-Benzyloxy-pentanoic acid 5-(tert-butyl-dimethyl-silanyloxy)-pentyl ester 125878-24-2 C23H40O4Si
    5-Benzyloxy-pentanoic acid 5-(tert-butyl-dimethyl-silanyloxy)-pentyl ester
    —— (5Z,7E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-25-(4-butylphenyl)-22-hydroxy-26,27-cyclo-9,10-secocholesta-5,7,10(19)-trien-24-one 198759-35-2 C49H80O4Si2
    (5Z,7E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-25-(4-butylphenyl)-22-hydroxy-26,27-cyclo-9,10-secocholesta-5,7,10(19)-trien-24-one
    —— 5-benzylthebaine 118112-54-2 C26H27NO3
    5-benzylthebaine
    —— 5-phenyl-1,4,6,12-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.7]dodecane 71559-34-7 C13H19O4P
    5-phenyl-1,4,6,12-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.7]dodecane
    —— 5,5'-Thioureylen-bis-(salicylsaeure-p-anisidid) 19715-93-6 C29H26N4O6S
    5,5'-Thioureylen-bis-(salicylsaeure-p-anisidid)
    —— 5.5'-Terephthalyliden-bis<3-cyano-4-phenyl-2(5H)-furanon> 7692-97-9 C30H16N2O4
    5.5'-Terephthalyliden-bis<3-cyano-4-phenyl-2(5H)-furanon>
    —— 5,10-dihydro-indeno[2',1':4,5]pyrrolo[2,3-<i>b</i>]pyridine 10280-29-2 C14H10N2
    5,10-dihydro-indeno[2',1':4,5]pyrrolo[2,3-<i>b</i>]pyridine
    —— 5-<(1,2-Diformyl-2-methyl-hydrazino)-methyl>-2-phenylpyridin 4634-02-0 C15H15N3O2
    5-<(1,2-Diformyl-2-methyl-hydrazino)-methyl>-2-phenylpyridin
    —— (5R)-3-[3-chloro-4-(cyclohexylmethoxy)benzyl]-5-methyl-1,3-oxazolidin-2-one 1095988-78-5 C18H24ClNO3
    (5R)-3-[3-chloro-4-(cyclohexylmethoxy)benzyl]-5-methyl-1,3-oxazolidin-2-one
    —— 5-Chloro-3-iodo-2-[(phenylmethyl)oxy]pyridine 850864-51-6 C12H9ClINO
    5-Chloro-3-iodo-2-[(phenylmethyl)oxy]pyridine
    —— 5α-androst-16-en-1-one 86322-99-8 C19H28O
    5α-androst-16-en-1-one
    —— 5-methyl-3-[1]naphthyl-imidazolidine-2,4-dione 93850-68-1 C14H12N2O2
    5-methyl-3-[1]naphthyl-imidazolidine-2,4-dione
    —— [5-{[(tert-butoxycarbonyl)amino]methyl}-2,6-diisobutyl-4-(4-methylphenyl)pyridin-3-yl] acetic acid 907611-16-9 C28H40N2O4
    [5-{[(tert-butoxycarbonyl)amino]methyl}-2,6-diisobutyl-4-(4-methylphenyl)pyridin-3-yl] acetic acid
    —— 5-amino-8-cyclobutyl-6-methyl-2-o-tolylamino-8H-pyrido[2,3-d]pyrimidin-7-one 1192132-46-9 C19H21N5O
    5-amino-8-cyclobutyl-6-methyl-2-o-tolylamino-8H-pyrido[2,3-d]pyrimidin-7-one
    —— 5-(4-bromophenyl)-3'-methyl-5'-(4-methyl-1H-imidazol-1-yl)-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole 1616503-99-1 C23H21BrN6
    5-(4-bromophenyl)-3'-methyl-5'-(4-methyl-1H-imidazol-1-yl)-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole
    —— 5-(4-tert-butyl-phenyl)-oxazole-2-carboxylic acid ethyl ester 33115-92-3 C16H19NO3
    5-(4-tert-butyl-phenyl)-oxazole-2-carboxylic acid ethyl ester
    —— 5'-Methyl-5,4'-bioxazol-4-carbonsaeuremethylester 72030-80-9 C9H8N2O4
    5'-Methyl-5,4'-bioxazol-4-carbonsaeuremethylester
    —— 5,6-Diphenyl-1,2,4-triazin-4-oxid 33859-67-5 C15H11N3O
    5,6-Diphenyl-1,2,4-triazin-4-oxid
    —— 5'-amino-1'-(cyclopropylmethyl)spiro[1,3-dioxane-2,3'-indol]-2'(1'H)-one 1234339-93-5 C15H18N2O3
    5'-amino-1'-(cyclopropylmethyl)spiro[1,3-dioxane-2,3'-indol]-2'(1'H)-one
    —— 5,6-Bis-methoxymethyl-chrysen 3513-38-0 C22H20O2
    5,6-Bis-methoxymethyl-chrysen
    —— 5-[4-(4-Amino-phenoxy)-phenyl]-3-methyl-5-oxo-pentanoic acid 1713-06-0 C18H19NO4
    5-[4-(4-Amino-phenoxy)-phenyl]-3-methyl-5-oxo-pentanoic acid
    —— 5-nitro-1-(1,3-thiazol-2-ylmethyl)-1H-indole 931111-49-8 C12H9N3O2S
    5-nitro-1-(1,3-thiazol-2-ylmethyl)-1H-indole
    —— 5-(2,5-dichloro-4-methoxy-phenyl)-1-methyl-1<i>H</i>-pyrazole-4-carbonitrile 27328-78-5 C12H9Cl2N3O
    5-(2,5-dichloro-4-methoxy-phenyl)-1-methyl-1<i>H</i>-pyrazole-4-carbonitrile
    —— (5-Nitro-thiazol-2-yl)-[1-(1-oxo-1λ<sup>4</sup>-thiomorpholin-4-yl)-meth-(Z)-ylidene]-amine 28568-55-0 C8H10N4O3S2
    (5-Nitro-thiazol-2-yl)-[1-(1-oxo-1λ<sup>4</sup>-thiomorpholin-4-yl)-meth-(Z)-ylidene]-amine
    —— 5-Methyl-2,3-decamethylen-indol 13357-62-5 C19H27N
    5-Methyl-2,3-decamethylen-indol
    —— 5-ethyl-1-isopropyl-3-(4-methoxyphenylamino)-2-oxo-2,5-dihydro-1H-pyrrole-4-carboxylic acid methyl ester 1424183-61-8 C18H24N2O4
    5-ethyl-1-isopropyl-3-(4-methoxyphenylamino)-2-oxo-2,5-dihydro-1H-pyrrole-4-carboxylic acid methyl ester
    —— 5-(3-chloroquinoxalin-2-yl)-3-methyl-1-phenylformazan 97111-44-9 C16H13ClN6
    5-(3-chloroquinoxalin-2-yl)-3-methyl-1-phenylformazan
    —— 5,5'-(propane-1,1-diyl)bis(1,2,4-trimethoxybenzene) 1195735-80-8 C21H28O6
    5,5'-(propane-1,1-diyl)bis(1,2,4-trimethoxybenzene)
    —— 5-[1-(2-Cyanoethyl)-3-ethyl-5-pyrimidin-2-yloxypyrazol-4-yl]oxybenzene-1,3-dicarbonitrile 676995-18-9 C20H15N7O2
    5-[1-(2-Cyanoethyl)-3-ethyl-5-pyrimidin-2-yloxypyrazol-4-yl]oxybenzene-1,3-dicarbonitrile
    —— 5-chloro-2-[(2R)-2-(4-chlorophenyl)-4-[(2R)-2-hydroxy-2-(6-methoxypyridin-2-yl)propyl]piperazin-1-yl]benzonitrile 1427713-64-1 C26H26Cl2N4O2
    5-chloro-2-[(2R)-2-(4-chlorophenyl)-4-[(2R)-2-hydroxy-2-(6-methoxypyridin-2-yl)propyl]piperazin-1-yl]benzonitrile
    —— 5-(3,5-Difluorobenzyl)-4-oxo-4,5,6,7-tetrahydro[1,2,3]triazolo[1,5-a]pyrazine-3-carboxylic acid 1443978-47-9 C13H10F2N4O3
    5-(3,5-Difluorobenzyl)-4-oxo-4,5,6,7-tetrahydro[1,2,3]triazolo[1,5-a]pyrazine-3-carboxylic acid
    —— 5-ethyl-1-(4-nitro-phenyl)-2-oxo-2,5-dihydro-1H-pyrido[3,2-b]indole-3-carbonitrile 698396-35-9 C20H14N4O3
    5-ethyl-1-(4-nitro-phenyl)-2-oxo-2,5-dihydro-1H-pyrido[3,2-b]indole-3-carbonitrile
    —— 5-[5-(3-trifluoromethyl-phenyl)-pyridine-2-carbonyl]-2-phenoxy-benzoic acid 1245737-02-3 C26H16F3NO4
    5-[5-(3-trifluoromethyl-phenyl)-pyridine-2-carbonyl]-2-phenoxy-benzoic acid
    —— 5-{5-[(4-chloro-phenyl)-methyl-amino]-picolinoyl}-2-(2-methoxy-phenylamino)-benzoic acid 1245734-03-5 C27H22ClN3O4
    5-{5-[(4-chloro-phenyl)-methyl-amino]-picolinoyl}-2-(2-methoxy-phenylamino)-benzoic acid
    —— 5-acetyl-4-(5-methyl-2-furyl)-1H-1,2,3-triazole 69950-68-1 C9H9N3O2
    5-acetyl-4-(5-methyl-2-furyl)-1H-1,2,3-triazole
    —— 5-(8-tert-butylspiro[2,3-dihydrochromene-4,1'-cyclopropane]-6-yl)-1-(cyclohexylmethyl)-2-methyl-N-(oxan-4-ylmethyl)pyrrole-3-carboxamide 1442423-93-9 C34H48N2O3
    5-(8-tert-butylspiro[2,3-dihydrochromene-4,1'-cyclopropane]-6-yl)-1-(cyclohexylmethyl)-2-methyl-N-(oxan-4-ylmethyl)pyrrole-3-carboxamide