N-叔丁氧羰基-去甲托品酮可用于制备托品醇衍生物。托品醇及其衍生物是一类重要的杂环化合物,在天然植物中广泛存在,由于其具有多种多样的生物活性,这类生物碱被广泛应用于农药、医药和化工领域。
制备在室温下,向去甲托品酮盐酸盐(16.2 g, 100.0 mmol)与氯仿(300 mL)的混合溶液中滴加三乙胺(TEA,30.4 g, 300.0 mmol),控制反应温度低于30℃。滴加完毕后,分批加入二异丙基碳化二亚胺(Boc)2O (24.0 g, 110.0 mmol),继续在室温下搅拌6小时。通过薄层色谱(TLC)检测原料反应完全后,依次用1 M稀盐酸、饱和碳酸钠水溶液及饱和食盐水洗涤有机相。用无水硫酸钠干燥有机相并减压浓缩,得到22.1 g (产率:98%) 目标化合物,为无色油状物。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
外-8-[(叔丁氧基)羰基]-8-氮杂双环[3.2.1]辛烷-3-羧酸 | (1R,5S)-8-(tert-butoxycarbonyl)-8-azabicyclo[3.2.1]octane-3-carboxylic acid | 1222996-05-5 | C13H21NO4 | 255.314 |
—— | tropinone | 532-24-1 | C8H13NO | 139.197 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | tert-butyl (1R,5S)-2-oxo-8-azabicyclo[3.2.1]octane-8-carboxylate | —— | C12H19NO3 | 225.288 |
—— | N-Boc-endo-3-aminotropane | 207405-68-3 | C12H22N2O2 | 226.319 |
内外混合 | tert-butyl 3-hydroxy-8-azabicyclo[3.2.1]octane-8-carboxylate | 478837-18-2 | C12H21NO3 | 227.304 |
(1R,3s,5S)-叔丁基3-羟基-8-氮杂双环[3.2.1]辛烷-8-羧酸 | tert-butyl (1R,5S)-3-hydroxy-8-azabicyclo[3.2.1]octane-8-carboxylate | 194222-05-4 | C12H21NO3 | 227.304 |
外-8-boc-8-氮杂双环[3.2.1]辛烷-3-甲醇 | tert-butyl 3-(hydroxymethyl)-8-azabicyclo[3.2.1]octane-8-carboxylate | 273207-58-2 | C13H23NO3 | 241.331 |
—— | tert-butyl 3-methylene-8-azabicyclo[3.2.1]octane-8-carboxylate | —— | C13H21NO2 | 223.315 |
3-亚甲基-8-boc-8-氮杂双环[3.2.1]辛烷 | tert-butyl 3-methylene-8-azabicyclo[3.2.1]octane-8-carboxylate | 273207-57-1 | C13H21NO2 | 223.315 |
—— | tert-butyl (1R,5S)-3-cyano-8-azabicyclo[3.2.1]octane-8-carboxylate | —— | C13H20N2O2 | 236.314 |
—— | (1S,3S,5R)-3-cyano-8-aza-bicyclo[3.2.1]octane-8-carboxylic acid tert-butyl ester | —— | C13H20N2O2 | 236.314 |
—— | (±)-(1S,2S,5R)-2-fluoro-3-oxo-8-azabicyclo[3.2.1]octane-8-carboxylic acid tert-butyl ester | —— | C12H18FNO3 | 243.278 |
3-羟基-3-甲基-8-氮杂双环[3.2.1]辛烷-8-甲酸叔丁酯 | 3-endo-hydroxy-3-exo-methyl-8-azabicyclo[3.2.1]octane-8-carboxylic acid tert-butyl ester | 870889-20-6 | C13H23NO3 | 241.331 |
—— | 3β-(2-methanesulfonyloxyethyl)-8-azabicyclo[3.2.1]octane-8-carboxylic acid t-butyl ester | —— | C15H27NO5S | 333.449 |
—— | 3-(2-hydroxyethylidene)-8-azabicyclo[3.2.1]octane-8-carboxylic acid t-butyl ester | —— | C14H23NO3 | 253.342 |
—— | 8-Boc-8-azabicyclo[3.2.1]octane-2-methanol | 1403766-66-4 | C13H23NO3 | 241.331 |
—— | 8-tert-butyl 2-methyl (1R*,2R*,5R*)-(+/-)-8-azabicyclo[3.2.1]octane-2,8-dicarboxylate | —— | C14H23NO4 | 269.341 |
—— | (1R,3S,5S)-8-tert-butyl 3-methyl 3-(2-aminoethyl)-8-azabicyclo[3.2.1]octane-3,8-dicarboxylate | 1548292-06-3 | C16H28N2O4 | 312.409 |
—— | (1S,5R)-tert-butyl 2-methyl 3-oxo-8-azabicyclo[3.2.1]octane-2,8-dicarboxylate | —— | C14H21NO5 | 283.324 |
—— | (1R,3r,5S)-tert-butyl 2’-oxo-8-azaspiro[bicyclo[3.2.1]octane-3,3’-pyrrolidine]-8-carboxylate | 1548292-07-4 | C15H24N2O3 | 280.367 |
—— | (1R,3S,5S)-8-tert-butyl 3-methyl 3-(cyanomethyl)-8-azabicyclo[3.2.1]octane-3,8-dicarboxylate | 1548292-02-9 | C16H24N2O4 | 308.378 |
—— | (1R,5S,Z)-tert-butyl 3-(1-cyano-2-methoxy-2-oxoethylidene)-8-azabicyclo[3.2.1]octane-8-carboxylate | —— | C16H22N2O4 | 306.362 |