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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,6-Dimethyl-1-pentofuranosyl-1h-imidazo[4,5-b]pyrazine 28219-94-5 C12H16N4O4
    5,6-Dimethyl-1-pentofuranosyl-1h-imidazo[4,5-b]pyrazine
    —— 5-tert-butyldimethylsilyl ether of (4R,5R)-4-hydroxy-5-hydroxymethyltetrahydrofuran-2-one 106183-58-8 C11H22O4Si
    5-tert-butyldimethylsilyl ether of (4R,5R)-4-hydroxy-5-hydroxymethyltetrahydrofuran-2-one
    —— 5-[(2,5-Dichloro-4-nitrophenyl)hydrazinylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione 30201-53-7 C12H9Cl2N5O5
    5-[(2,5-Dichloro-4-nitrophenyl)hydrazinylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione
    —— 5-Methoxycarbonyl-4-ethoxybenzo[b]thiophene 246177-32-2 C12H12O3S
    5-Methoxycarbonyl-4-ethoxybenzo[b]thiophene
    —— 5-(3-methoxyphenyl)-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole 903550-33-4 C15H18N2O2
    5-(3-methoxyphenyl)-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole
    —— 5-(6-{2-[(3-methylbutyl)oxy]phenyl}-2-oxo-1,2-dihydropyrimidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one 1086626-42-7 C22H22N4O3
    5-(6-{2-[(3-methylbutyl)oxy]phenyl}-2-oxo-1,2-dihydropyrimidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one
    —— 5-acetoxy-6-propyl-benzo[1,3]dioxole 108516-40-1 C12H14O4
    5-acetoxy-6-propyl-benzo[1,3]dioxole
    —— 5-(fluoromethyl)pyrazine-2-carboxylic acid 1262803-66-6 C6H5FN2O2
    5-(fluoromethyl)pyrazine-2-carboxylic acid
    —— 5-{8-[3-(aminosulfonyl)phenyl]-1,5-naphthyridin-2-yl}-3-pyridinesulfonamide 1092565-14-4 C19H15N5O4S2
    5-{8-[3-(aminosulfonyl)phenyl]-1,5-naphthyridin-2-yl}-3-pyridinesulfonamide
    —— 5-(methoxymethyl)pyrazine-2-carboxylic acid 1388149-34-5 C7H8N2O3
    5-(methoxymethyl)pyrazine-2-carboxylic acid
    —— {5-[8-(4-pyridinyl)-1,5-naphthyridin-2-yl]-2-furanyl}methanol 1092565-02-0 C18H13N3O2
    {5-[8-(4-pyridinyl)-1,5-naphthyridin-2-yl]-2-furanyl}methanol
    —— (5R,6R,7S,8S)-6,7,8-Tris-benzyloxy-5-benzyloxymethyl-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine 191863-29-3 C35H35N3O4
    (5R,6R,7S,8S)-6,7,8-Tris-benzyloxy-5-benzyloxymethyl-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridine
    —— 57-Crown-19 109635-69-0 C38H76O19
    57-Crown-19
    —— 5-methylsulfanyl-6-phenylsulfanyl-2<i>H</i>-[1,2,4]triazin-3-one 32330-98-6 C10H9N3OS2
    5-methylsulfanyl-6-phenylsulfanyl-2<i>H</i>-[1,2,4]triazin-3-one
    —— 5-(3,3-Dimethylbut-1-ynyl)-3-[[1,4-dioxaspiro[4.5]decan-8-yl(methyl)amino]-(4-methylcyclohexanecarbonyl)amino]thiophene-2-carboxylic acid —— C28H40N2O5S
    5-(3,3-Dimethylbut-1-ynyl)-3-[[1,4-dioxaspiro[4.5]decan-8-yl(methyl)amino]-(4-methylcyclohexanecarbonyl)amino]thiophene-2-carboxylic acid
    —— 5-tert-butyl-3-[(tetrahydro-2H-pyran-2-yl)oxy]methylpyrazole 493038-48-5 C13H22N2O2
    5-tert-butyl-3-[(tetrahydro-2H-pyran-2-yl)oxy]methylpyrazole
    —— 5-(2-Fluoropyridin-3-yl)-2-(3-(4''-hydroxybiphenyl-4-yl)propanamido)cyclohex-1-enecarboxylic acid 946113-33-3 C27H25FN2O4
    5-(2-Fluoropyridin-3-yl)-2-(3-(4''-hydroxybiphenyl-4-yl)propanamido)cyclohex-1-enecarboxylic acid
    —— (5-(4-((3-fluorobenzyl)oxy)phenyl)-1,3,4-thiadiazol-2-yl)methanamine 1369796-57-5 C16H14FN3OS
    (5-(4-((3-fluorobenzyl)oxy)phenyl)-1,3,4-thiadiazol-2-yl)methanamine
    —— 5-(2,4-dimethyl-phenylazo)-4-methyl-6-phenyl-pyrimidin-2-ylamine 27962-02-3 C19H19N5
    5-(2,4-dimethyl-phenylazo)-4-methyl-6-phenyl-pyrimidin-2-ylamine
    —— 5-(methylsulfonyl)nicotinohydrazide 1423715-24-5 C7H9N3O3S
    5-(methylsulfonyl)nicotinohydrazide
    —— 5-[(2,4-Dichlorophenyl)hydrazinylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione 30201-46-8 C12H10Cl2N4O3
    5-[(2,4-Dichlorophenyl)hydrazinylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione
    —— (5-bromo-1,3,4-thiadiazol-2-yl)methanamine 933690-22-3 C3H4BrN3S
    (5-bromo-1,3,4-thiadiazol-2-yl)methanamine
    —— 5-(3,4-dimethoxyphenyl)-2-(3,4,5-trimethoxyphenyl)pyridine 1592413-62-1 C22H23NO5
    5-(3,4-dimethoxyphenyl)-2-(3,4,5-trimethoxyphenyl)pyridine
    —— 5-(4-Chloro-phenyl)-4-methyl-pentan-2-one 37562-81-5 C12H15ClO
    5-(4-Chloro-phenyl)-4-methyl-pentan-2-one
    —— 5-acetyl-2-(diphenylamino)-5-methylthiazol-4(5H)-one 40994-90-9 C18H16N2O2S
    5-acetyl-2-(diphenylamino)-5-methylthiazol-4(5H)-one
    —— 5-(4-phenoxyphenyl)-4-phenyl-4H-1,2,4-triazole-3-thiol —— C20H15N3OS
    5-(4-phenoxyphenyl)-4-phenyl-4H-1,2,4-triazole-3-thiol
    —— (5S)-2-(benzylsulfanyl)-1-tert-butoxycarbonyl-5-(methoxycarbonylmethyl)-4,5-dihydro-1H-imidazol-4-one 1356003-54-7 C18H22N2O5S
    (5S)-2-(benzylsulfanyl)-1-tert-butoxycarbonyl-5-(methoxycarbonylmethyl)-4,5-dihydro-1H-imidazol-4-one
    —— 5-(1-Methyl-1H-imidazol-4-yl)-1-(pyridin-3-yl)-1H-pyrazole-3-carboxylic acid ethyl ester 873221-67-1 C15H15N5O2
    5-(1-Methyl-1H-imidazol-4-yl)-1-(pyridin-3-yl)-1H-pyrazole-3-carboxylic acid ethyl ester
    —— {5-[2-(5-amino-6-methoxypyridin-3-yl)imidazo[2,1-b][1,3,4]thiadiazol-5-yl]pyridin-3-ylmethyl}carbamic acid tert-butyl ester 1414457-32-1 C21H23N7O3S
    {5-[2-(5-amino-6-methoxypyridin-3-yl)imidazo[2,1-b][1,3,4]thiadiazol-5-yl]pyridin-3-ylmethyl}carbamic acid tert-butyl ester
    —— 5-amino-N-(6-ethoxypyridin-3-yl)-3-methyl-1,2-thiazole-4-carboxamide 1621367-96-1 C12H14N4O2S
    5-amino-N-(6-ethoxypyridin-3-yl)-3-methyl-1,2-thiazole-4-carboxamide
    —— 5-methyl-2-[3]pyridyl-1,2-dihydro-pyrazol-3-one 5193-09-9 C9H9N3O
    5-methyl-2-[3]pyridyl-1,2-dihydro-pyrazol-3-one
    —— 5-hydroxy-5-(6-methoxy-3-pyridazinyl)-1-(3-pyridyl)-4,5-dihydro-1H-pyrazole-3-carboxylic acid methyl ester 858600-65-4 C15H15N5O4
    5-hydroxy-5-(6-methoxy-3-pyridazinyl)-1-(3-pyridyl)-4,5-dihydro-1H-pyrazole-3-carboxylic acid methyl ester
    —— 5-[(4-Chloro-2,5-dimethoxyphenyl)hydrazinylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione 30201-54-8 C14H15ClN4O5
    5-[(4-Chloro-2,5-dimethoxyphenyl)hydrazinylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione
    —— 5-(4,4-Dimethyl-4,5-dihydro-oxazol-2-yl)-4-isopropyl-2,3-dimethoxy-benzaldehyde 1026555-64-5 C17H23NO4
    5-(4,4-Dimethyl-4,5-dihydro-oxazol-2-yl)-4-isopropyl-2,3-dimethoxy-benzaldehyde
    —— 5-(1-methyl-1H-pyrazol-4-yl)-1-(3-pyridyl)-1H-pyrazole-3-carboxylic acid ethyl ester 873221-74-0 C15H15N5O2
    5-(1-methyl-1H-pyrazol-4-yl)-1-(3-pyridyl)-1H-pyrazole-3-carboxylic acid ethyl ester
    —— 5-methyl-2-(pyridin-3-yl)-2,4-dihydropyrazol-3-one 857988-23-9 C9H9N3O
    5-methyl-2-(pyridin-3-yl)-2,4-dihydropyrazol-3-one
    —— 5-[(4-Chlorophenyl)hydrazinylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione 30201-40-2 C12H11ClN4O3
    5-[(4-Chlorophenyl)hydrazinylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione
    —— 5-(6-methoxy-3-pyridyl)-1-(3-pyridyl)-1H-pyrazole-3-carboxylic acid methyl ester 858600-13-2 C16H14N4O3
    5-(6-methoxy-3-pyridyl)-1-(3-pyridyl)-1H-pyrazole-3-carboxylic acid methyl ester
    —— 5-(6-methyl-3-pyridazinyl)-1-(3-pyridyl)-1H-pyrazole-3-carboxylic acid methyl ester 858600-46-1 C15H13N5O2
    5-(6-methyl-3-pyridazinyl)-1-(3-pyridyl)-1H-pyrazole-3-carboxylic acid methyl ester
    —— 5-[(e)-(4-Chloro-2,5-dimethoxyphenyl)diazenyl]-4-methyl-6-phenylpyrimidin-2-amine 27844-99-1 C19H18ClN5O2
    5-[(e)-(4-Chloro-2,5-dimethoxyphenyl)diazenyl]-4-methyl-6-phenylpyrimidin-2-amine
    —— (5R)-5-[[tert-butyl(dimethyl)silyl]oxymethyl]-1-(4-tert-butylphenyl)pyrrolidin-2-one 910562-34-4 C21H35NO2Si
    (5R)-5-[[tert-butyl(dimethyl)silyl]oxymethyl]-1-(4-tert-butylphenyl)pyrrolidin-2-one
    —— 5-Phenoxy-2,2,3,3-tetrakis-trifluoromethyl-1,4,6,10-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.5]decane 62013-25-6 C15H11F12O5P
    5-Phenoxy-2,2,3,3-tetrakis-trifluoromethyl-1,4,6,10-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.5]decane
    —— 5-Hydrazino-6-phenylthio-as-triazin-3(2H)-on 32331-03-6 C9H9N5OS
    5-Hydrazino-6-phenylthio-as-triazin-3(2H)-on
    —— 5-(2-hydroxy-1-(4-methoxyphenyl)propan-2-yl)-2-(2-(quinolin-2-yl)ethyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one 1438258-10-6 C27H26N4O3
    5-(2-hydroxy-1-(4-methoxyphenyl)propan-2-yl)-2-(2-(quinolin-2-yl)ethyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
    —— 5-chloro-2',3'-dimethoxybiphenyl-2-carbaldehyde 1554892-70-4 C15H13ClO3
    5-chloro-2',3'-dimethoxybiphenyl-2-carbaldehyde
    —— 5-(4-{1-ethyl-1-[4-(2-hydroxy-3,3-dimethylbutoxy)-3-methylphenyl]-propyl}-2-methylphenoxy)-pentanoic acid 1332724-90-9 C30H44O5
    5-(4-{1-ethyl-1-[4-(2-hydroxy-3,3-dimethylbutoxy)-3-methylphenyl]-propyl}-2-methylphenoxy)-pentanoic acid
    —— 5,8-dioxa-2(3),2(3),2(4),2(4),2(5),2(5)-hexafluoro-1(3),1(5),3(3),3(5)-tetramethyl-2(1,2)-cyclopentena-1,3(2,4)dithiophenacyclononaphane 1174338-72-7 C21H20F6O2S2
    5,8-dioxa-2(3),2(3),2(4),2(4),2(5),2(5)-hexafluoro-1(3),1(5),3(3),3(5)-tetramethyl-2(1,2)-cyclopentena-1,3(2,4)dithiophenacyclononaphane
    —— 5-(3,7-Dimethylimidazo[1,2-a]pyridin-2-yl)-3-(pyridin-3-ylmethyl)-2-benzothiazolinone 94703-95-4 C22H18N4OS
    5-(3,7-Dimethylimidazo[1,2-a]pyridin-2-yl)-3-(pyridin-3-ylmethyl)-2-benzothiazolinone
    —— 5,7-Cyclocholestan-4-one 19318-00-4 C27H44O
    5,7-Cyclocholestan-4-one
    —— 5-bromo-1-(2-fluoro-benzyl)-3-(2-methoxy-pyridin-3-yl)-1H-indole-2-carboxylic acid ethyl ester 1126422-46-5 C24H20BrFN2O3
    5-bromo-1-(2-fluoro-benzyl)-3-(2-methoxy-pyridin-3-yl)-1H-indole-2-carboxylic acid ethyl ester