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Zn(BH4)2还原L-脯氨酸制备L-脯氨醇的合成研究
Study on Preparation of L-Prolinol from L-Proline Reduction by Zn(BH4)2
【摘要】 用Zn(BH4)2还原L-脯氨酸制备了L-脯氨醇。最佳工艺条件是制备Zn(BH4)2的反应时间是20h,还原L-脯氨酸的反应时间是5h,水解温度是四氢呋喃的沸点温度。L-脯氨醇的产率为90%,光学纯度为97%,nD=1·506,αD=+30·1(C2·0,甲苯)。
【Abstract】 L-Prolinol was synthesized by direct reduction of L-proline with Zn(BH4)2. The optimized conditions were as follows: the reaction time for synthesis of Zn(BH4)2 was 20 hours, the time for reduction of L-proline was 5 hours and the hydrolysis temperature was at the boiling point of terahydrofuran. Under the above mentioned conditions, the yield of L-prolinol could be reached 90 and the optical purity of L-prolinol was up to 97,αD=+30.1(C2.0,toluene), nD=1.506.
- 【文献出处】 精细与专用化学品 ,Fine and Specialty Chemicals , 编辑部邮箱 ,2006年20期
- 【分类号】O621.3
- 【被引频次】3
- 【下载频次】326