A method is disclosed for preparing chiral nicotine and nicotine analogues of the formula: ##STR1## wherein R.sub.1, R.sub.2, and R.sub.3 are hydrogen or alkyl and R.sub.4 is alkyl. Also disclosed are novel intermediate compounds and a novel method for preparing 1-methylprolinol from prolinol, which compounds and method are useful for the preparation of these nicotinoids.
公开了一种制备手性
尼古丁和
尼古丁类似物的方法,其
化学式为:##
STR1## 其中R.sub.1、R.sub.2和R.sub.3为
氢或烷基,R.sub.4为烷基。还公开了一些新颖的中间化合物和一种从脯
氨醇制备
1-甲基脯
氨醇的新方法,这些化合物和方法对于制备这些
烟碱类化合物是有用的。