A simple, convenient and chemoselective formylation of sterols by Vilsmeier reagent.
作者信息
Srivastava Vandana, Negi Arvind Singh, Kumar J K, Gupta M M
机构信息
Central Institute of Medicinal and Aromatic Plants (CIMAP), P.O. CIMAP, Kukrail Road, Lucknow 226 015, India.
出版信息
Steroids. 2006 Jul;71(7):632-8. doi: 10.1016/j.steroids.2006.03.005. Epub 2006 May 15.
Abstract
Vilsmeier reagent (DMF-POCl(3)) was used as an efficient formylating agent. Several sterols having sec-hydroxyl group at 3/17-position have been modified into respective formate esters. The method is simple, mild, chemoselective and provides sec-alcoholic protection in good yields.
摘要
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