摩熵化学
数据库官网
小程序
打开微信扫一扫
首页 分子通 化学资讯 化学百科 反应查询 关于我们
请输入关键词
历史搜索
    热门化合物HOT
    • 喹啉
    • 水杨醛
    • 二溴甲烷
    • 谷胱甘肽
    • L-乳酸
    • 苯巴比妥
    • 辣椒碱
    • 非那明
    • 百草枯
    • 联苯烯
    首页 分子通 字母
    按分子首字母查询
    按分子CAS号查询
    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 7-ethenyl-8-(4-hydroxy-3,5-dimethylphenyl)-3,8a-diphenyl-5,8-dihydro-4aH-naphthalene-1,4-dione —— C32H28O3
    7-ethenyl-8-(4-hydroxy-3,5-dimethylphenyl)-3,8a-diphenyl-5,8-dihydro-4aH-naphthalene-1,4-dione
    —— 7,8-Bis[(4-methoxyphenyl)methoxy]-6-(4-methylphenyl)sulfanyl-2-phenyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxine —— C36H38O7S
    7,8-Bis[(4-methoxyphenyl)methoxy]-6-(4-methylphenyl)sulfanyl-2-phenyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxine
    —— 7'-Hydroxy-4'-(2-methoxyphenyl)-4,4,5'-trimethylspiro[1,3-diazinane-6,2'-3,4-dihydrochromene]-2-thione —— C22H26N2O3S
    7'-Hydroxy-4'-(2-methoxyphenyl)-4,4,5'-trimethylspiro[1,3-diazinane-6,2'-3,4-dihydrochromene]-2-thione
    —— 7-chloro-2-[2-[2,5-dimethyl-1-[[(2R)-oxolan-2-yl]methyl]pyrrol-3-yl]-2-oxoethyl]sulfanyl-3-propan-2-ylquinazolin-4-one —— C24H28ClN3O3S
    7-chloro-2-[2-[2,5-dimethyl-1-[[(2R)-oxolan-2-yl]methyl]pyrrol-3-yl]-2-oxoethyl]sulfanyl-3-propan-2-ylquinazolin-4-one
    —— 7-chloro-2-[2-[2,5-dimethyl-1-[[(2S)-oxolan-2-yl]methyl]pyrrol-3-yl]-2-oxoethyl]sulfanyl-3-propan-2-ylquinazolin-4-one —— C24H28ClN3O3S
    7-chloro-2-[2-[2,5-dimethyl-1-[[(2S)-oxolan-2-yl]methyl]pyrrol-3-yl]-2-oxoethyl]sulfanyl-3-propan-2-ylquinazolin-4-one
    —— 7-Chloro-2-[4-(1,3-dioxoisoindol-2-yl)phenyl]-8-methylquinoline-4-carboxylic acid —— C25H15ClN2O4
    7-Chloro-2-[4-(1,3-dioxoisoindol-2-yl)phenyl]-8-methylquinoline-4-carboxylic acid
    —— (7-Diphenylphosphanyloxy-6-methoxy-2-phenyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-8-yl)oxy-diphenylphosphane —— C38H36O6P2
    (7-Diphenylphosphanyloxy-6-methoxy-2-phenyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-8-yl)oxy-diphenylphosphane
    —— (7R)-2-[(1R)-1-[[5-(4-fluorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H22FN5OS2
    (7R)-2-[(1R)-1-[[5-(4-fluorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 7-[(3-Aminobenzoyl)amino]-4-hydroxy-3-[[2-methyl-4-[(2-methyl-4-sulfophenyl)diazenyl]phenyl]diazenyl]naphthalene-2-sulfonic acid —— C31H26N6O8S2
    7-[(3-Aminobenzoyl)amino]-4-hydroxy-3-[[2-methyl-4-[(2-methyl-4-sulfophenyl)diazenyl]phenyl]diazenyl]naphthalene-2-sulfonic acid
    —— 7-Tert-butyl-3-hexyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]triazin-4-one —— C19H29N3OS
    7-Tert-butyl-3-hexyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]triazin-4-one
    —— (7R)-2-[(1S)-1-[[5-(4-fluorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H22FN5OS2
    (7R)-2-[(1S)-1-[[5-(4-fluorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 7-Methyl-5-phenyl-1,3,4,5-tetrahydro-1,4-benzodiazepin-4-ium-2-one —— C16H17N2O+
    7-Methyl-5-phenyl-1,3,4,5-tetrahydro-1,4-benzodiazepin-4-ium-2-one
    —— 7-Methyl-3-[2-(7-methyl-4-oxo-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]triazin-3-yl)ethyl]-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]triazin-4-one —— C22H24N6O2S2
    7-Methyl-3-[2-(7-methyl-4-oxo-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]triazin-3-yl)ethyl]-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]triazin-4-one
    —— (7S)-2-[(1R)-1-[[5-(4-fluorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H22FN5OS2
    (7S)-2-[(1R)-1-[[5-(4-fluorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-2-[(1S)-1-[[5-(4-fluorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H22FN5OS2
    (7S)-2-[(1S)-1-[[5-(4-fluorophenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7R)-7-methyl-2-[(1R)-1-[(5-methyl-4-phenyl-1,2,4-triazol-3-yl)sulfanyl]ethyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H23N5OS2
    (7R)-7-methyl-2-[(1R)-1-[(5-methyl-4-phenyl-1,2,4-triazol-3-yl)sulfanyl]ethyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7R)-2-[2-(3,4-dimethoxyphenyl)-2-oxoethyl]sulfanyl-3-ethyl-7-methyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H26N2O4S2
    (7R)-2-[2-(3,4-dimethoxyphenyl)-2-oxoethyl]sulfanyl-3-ethyl-7-methyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-7-methyl-2-(2-propan-2-yloxyethylsulfanyl)-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-amine —— C16H23N3OS2
    (7S)-7-methyl-2-(2-propan-2-yloxyethylsulfanyl)-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-amine
    —— (7R)-7-methyl-2-[(1S)-1-[(5-methyl-4-phenyl-1,2,4-triazol-3-yl)sulfanyl]ethyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H23N5OS2
    (7R)-7-methyl-2-[(1S)-1-[(5-methyl-4-phenyl-1,2,4-triazol-3-yl)sulfanyl]ethyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7R)-3-ethyl-7-methyl-2-[2-oxo-2-(3-oxo-2,4-dihydroquinoxalin-1-yl)ethyl]sulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H24N4O3S2
    (7R)-3-ethyl-7-methyl-2-[2-oxo-2-(3-oxo-2,4-dihydroquinoxalin-1-yl)ethyl]sulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-3-ethyl-7-methyl-2-[2-oxo-2-(3-oxo-2,4-dihydroquinoxalin-1-yl)ethyl]sulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H24N4O3S2
    (7S)-3-ethyl-7-methyl-2-[2-oxo-2-(3-oxo-2,4-dihydroquinoxalin-1-yl)ethyl]sulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-2-[2-(3,4-dihydroxyphenyl)-2-oxoethyl]sulfanyl-3-ethyl-7-methyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C21H22N2O4S2
    (7S)-2-[2-(3,4-dihydroxyphenyl)-2-oxoethyl]sulfanyl-3-ethyl-7-methyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7R)-7-methyl-2-(2-propan-2-yloxyethylsulfanyl)-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-amine —— C16H23N3OS2
    (7R)-7-methyl-2-(2-propan-2-yloxyethylsulfanyl)-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-amine
    —— (7R)-3-ethyl-7-methyl-2-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methylsulfanyl]-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H24N4O2S2
    (7R)-3-ethyl-7-methyl-2-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methylsulfanyl]-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-7-methyl-2-[(1S)-1-[(5-methyl-4-phenyl-1,2,4-triazol-3-yl)sulfanyl]ethyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H23N5OS2
    (7S)-7-methyl-2-[(1S)-1-[(5-methyl-4-phenyl-1,2,4-triazol-3-yl)sulfanyl]ethyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-2-[2-(3,4-dimethoxyphenyl)-2-oxoethyl]sulfanyl-3-ethyl-7-methyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H26N2O4S2
    (7S)-2-[2-(3,4-dimethoxyphenyl)-2-oxoethyl]sulfanyl-3-ethyl-7-methyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-3-ethyl-7-methyl-2-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methylsulfanyl]-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H24N4O2S2
    (7S)-3-ethyl-7-methyl-2-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methylsulfanyl]-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-2-[(1R)-1-[[4-(3-chloro-4-methylphenyl)-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H22ClN5OS2
    (7S)-2-[(1R)-1-[[4-(3-chloro-4-methylphenyl)-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-2-[(1S)-1-[3-[(2S)-1-methoxypropan-2-yl]-4-oxoquinazolin-2-yl]sulfanylethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C25H28N4O3S2
    (7S)-2-[(1S)-1-[3-[(2S)-1-methoxypropan-2-yl]-4-oxoquinazolin-2-yl]sulfanylethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7R)-2-[(1R)-1-[[4-(3-chloro-4-methylphenyl)-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H22ClN5OS2
    (7R)-2-[(1R)-1-[[4-(3-chloro-4-methylphenyl)-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7R)-2-[(1R)-1-[1-(2,5-dimethylphenyl)tetrazol-5-yl]sulfanylethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H24N6OS2
    (7R)-2-[(1R)-1-[1-(2,5-dimethylphenyl)tetrazol-5-yl]sulfanylethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7R)-2-[(1S)-1-[1-(2,5-dimethylphenyl)tetrazol-5-yl]sulfanylethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H24N6OS2
    (7R)-2-[(1S)-1-[1-(2,5-dimethylphenyl)tetrazol-5-yl]sulfanylethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-2-[(1S)-1-[[4-(3-chloro-4-methylphenyl)-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H22ClN5OS2
    (7S)-2-[(1S)-1-[[4-(3-chloro-4-methylphenyl)-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7-Methoxyfuro[2,3-b]quinolin-2-yl)-morpholin-4-ylmethanone —— C17H16N2O4
    (7-Methoxyfuro[2,3-b]quinolin-2-yl)-morpholin-4-ylmethanone
    —— (7S)-2-[(1S)-1-[1-(2,5-dimethylphenyl)tetrazol-5-yl]sulfanylethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H24N6OS2
    (7S)-2-[(1S)-1-[1-(2,5-dimethylphenyl)tetrazol-5-yl]sulfanylethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 7-(3-chloro-4-hydroxy-5-methoxyphenyl)-2-[5-(5-chloro-3-methyl-1-benzothiophen-2-yl)-2-methylpyrazol-3-yl]-6-ethenyl-7a-methyl-4,7-dihydro-3aH-isoindole-1,3-dione —— C31H27Cl2N3O4S
    7-(3-chloro-4-hydroxy-5-methoxyphenyl)-2-[5-(5-chloro-3-methyl-1-benzothiophen-2-yl)-2-methylpyrazol-3-yl]-6-ethenyl-7a-methyl-4,7-dihydro-3aH-isoindole-1,3-dione
    —— 7-(4-hydroxyphenyl)-5-methylidene-N-pyridin-3-yl-6,7-dihydro-1H-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide —— C18H16N6O2
    7-(4-hydroxyphenyl)-5-methylidene-N-pyridin-3-yl-6,7-dihydro-1H-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide
    —— 7-methoxy-N-(3-pyridinylmethyl)-2-furo[2,3-b]quinolinecarboxamide —— C19H15N3O3
    7-methoxy-N-(3-pyridinylmethyl)-2-furo[2,3-b]quinolinecarboxamide
    —— 7-methoxy-N-methyl-N-(3-methylphenyl)furo[2,3-b]quinoline-2-carboxamide —— C21H18N2O3
    7-methoxy-N-methyl-N-(3-methylphenyl)furo[2,3-b]quinoline-2-carboxamide
    —— 7-(3-hydroxyphenyl)-5-methylidene-N-phenyl-6,7-dihydro-1H-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide —— C19H17N5O2
    7-(3-hydroxyphenyl)-5-methylidene-N-phenyl-6,7-dihydro-1H-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide
    —— 7-(4-hydroxyphenyl)-5-methylidene-N-pyridin-1-ium-3-yl-6,7-dihydro-1H-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide —— C18H17N6O2+
    7-(4-hydroxyphenyl)-5-methylidene-N-pyridin-1-ium-3-yl-6,7-dihydro-1H-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide
    —— 7-Bromo-4-(2,4-dimethoxybenzoyl)-5-phenyl-2,3,4,5-tetrahydro-1H-1,4-benzodiazepin-2-one —— C24H21BrN2O4
    7-Bromo-4-(2,4-dimethoxybenzoyl)-5-phenyl-2,3,4,5-tetrahydro-1H-1,4-benzodiazepin-2-one
    —— 7-(4-hydroxyphenyl)-5-methyl-N-pyridin-3-yl-4,7-dihydro-1H-[1,2,4]triazolo[1,5-a]pyrimidin-8-ium-6-carboxamide —— C18H17N6O2+
    7-(4-hydroxyphenyl)-5-methyl-N-pyridin-3-yl-4,7-dihydro-1H-[1,2,4]triazolo[1,5-a]pyrimidin-8-ium-6-carboxamide
    —— 7-(4-hydroxyphenyl)-5-methylidene-N-phenyl-6,7-dihydro-1H-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide —— C19H17N5O2
    7-(4-hydroxyphenyl)-5-methylidene-N-phenyl-6,7-dihydro-1H-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide
    —— (7R)-7-methyl-3-(2-methylpropyl)-2-(2-oxo-2-pyrrolidin-1-ylethyl)sulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C21H29N3O2S2
    (7R)-7-methyl-3-(2-methylpropyl)-2-(2-oxo-2-pyrrolidin-1-ylethyl)sulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-7-methyl-3-(2-methylpropyl)-2-(2-oxo-2-pyrrolidin-1-ylethyl)sulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C21H29N3O2S2
    (7S)-7-methyl-3-(2-methylpropyl)-2-(2-oxo-2-pyrrolidin-1-ylethyl)sulfanyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7S)-7-methyl-2-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methylsulfanyl]-3-(2-methylpropyl)-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C25H28N4O2S2
    (7S)-7-methyl-2-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methylsulfanyl]-3-(2-methylpropyl)-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7R)-7-methyl-2-[(1S)-1-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]ethyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H23N5OS2
    (7R)-7-methyl-2-[(1S)-1-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]ethyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— (7R)-2-[(1R)-1-[[5-(furan-2-yl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C25H23N5O2S2
    (7R)-2-[(1R)-1-[[5-(furan-2-yl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]ethyl]-7-methyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 7-(2-methoxyphenyl)-5-pyridin-3-yl-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine —— C17H17N5O
    7-(2-methoxyphenyl)-5-pyridin-3-yl-1,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine