应用方面,(S)-1-BOC-2-氮杂环丁烷甲醇可用作有机合成中间体和医药中间体,在实验室研发过程及化工生产过程中均有广泛应用。
制备方法如下:以2-吡咯烷酮为原料,依次经过硫酸二甲酯和三乙基氧氟硼酸盐处理后得到2-甲氧基吡咯啉和2-乙氧基-1-吡咯啉。将产物与等量的N-溴代琥珀酰亚胺(NBS)在四氯化碳溶剂中回流,可获得3-溴-2-烷氧基-1-吡咯啉,该步骤的收率可达45~50%。接下来,在稀盐酸作用下,该溴代产物容易发生开环反应生成γ-氨基-溴丁酸,并经过重结晶提纯后滴加至热碱溶液中进行反应,最终得到L-氮杂环丁烷-2-羧酸。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
1-Boc-L-吖啶-2-羧酸 | (S)-1-(t-butoxycarbonyl)azetidine-2-carboxylic acid | 51077-14-6 | C9H15NO4 | 201.222 |
(S)-n-boc-氮杂丁烷-2-羧酸甲酯 | 1-(tert-butyl) 2-methyl (S)-azetidine-1,2-dicarboxylate | 107020-12-2 | C10H17NO4 | 215.249 |
—— | (2R,4S)-1-(t-butoxycarbonyl)-4-{[(t-butyldimethyl)silyloxy]methyl}azetidine-2-methanol | 351075-51-9 | C16H33NO4Si | 331.528 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | (S)-2-(methoxymethyl)-1-azetidinecarboxylic acid tert-butyl ester | 935668-23-8 | C10H19NO3 | 201.266 |
1-Boc-L-吖啶-2-羧酸 | (S)-1-(t-butoxycarbonyl)azetidine-2-carboxylic acid | 51077-14-6 | C9H15NO4 | 201.222 |
—— | (R)-tert-butyl-2-methylazetidine-1-carboxylate | 791614-70-5 | C9H17NO2 | 171.239 |
—— | (S)-tert-butyl 2-((2-tert-butoxy-2-oxoethoxy)methyl)azetidine-1-carboxylate | 1018826-61-3 | C15H27NO5 | 301.383 |
—— | tert-butoxycarbonyl-L-azetidine-2-carboxaldehyde | 200184-45-8 | C9H15NO3 | 185.223 |
—— | 2-(S)-Methanesulfonyloxymethyl-azetidine-1-carboxylic acid tert-butyl ester | 330473-72-8 | C10H19NO5S | 265.331 |
—— | tert-butyl (S)-2-(phenoxymethyl)azetidine-1-carboxylate | 872254-09-6 | C15H21NO3 | 263.337 |
—— | (S)-tert-butyl 2-((pyridin-3-yloxy)methyl)azetidine-1-carboxylate | 161417-31-8 | C14H20N2O3 | 264.324 |
—— | 6-Fluoro-3-[2(S)-1-(tert-butoxycarbonyl)-2-azetidinylmethoxy]pyridine | 213765-47-0 | C14H19FN2O3 | 282.315 |
—— | 3-(1-t-butyloxycarbonyl-(2S)-azetidinylmethoxy)-6-chloropyridine | 203564-52-7 | C14H19ClN2O3 | 298.769 |
—— | 6-methyl-3-(N-t-Butoxycarbonyl-2-(S)-azetidinylmethoxy)pyridine | 209328-58-5 | C15H22N2O3 | 278.351 |
—— | 5-fluoro-3-(1-t-butyloxycarbonyl-(2S)-azetidinylmethoxy)pyridine | 209328-52-9 | C14H19FN2O3 | 282.315 |
—— | tert-butyl (2S)-2-{[(5-methylpyridin-3-yl)oxy]methyl}azetidine-1-carboxylate | 191162-65-9 | C15H22N2O3 | 278.351 |
—— | tert-butyl (2S)-2-{[(5-chloropyridin-3-yl)oxy]methyl}azetidine-1-carboxylate | 161417-51-2 | C14H19ClN2O3 | 298.769 |
—— | (S)-2-(5-bromo-pyridin-3-yloxymethyl)-azetidine-1-carboxylic acid tert-butyl ester | 186593-31-7 | C14H19BrN2O3 | 343.22 |
—— | 3-[[1-(tert-butoxycarbonyl)-2(S)-azetidinyl]methoxy]-5-methylisoxazole | 1354395-22-4 | C13H20N2O4 | 268.313 |
—— | 5-[[1-(tert-butoxycarbonyl)-2(S)-azetidinyl]methoxy]-3-methylisoxazole | 1354395-51-9 | C13H20N2O4 | 268.313 |