Microwave assisted Westphal condensation and its application to synthesis of sempervirine and related compounds
作者:T.S. Chinta Rao、Sanjay Saha、Gajendra B. Raolji、Balaram Patro、Prabhaker Risbood、Michael J. Difilippantonio、Joseph E. Tomaszewski、Sanjay V. Malhotra
DOI:10.1016/j.tetlet.2012.11.059
日期:2013.2
A concise synthesis of a potent lead in anticancer therapeutics, sempervirine, was achieved by one pot Westphal condensation, ester hydrolysis, and decarboxylation under microwave irradiation. The method was extended to the synthesis of several similar heterocycles.