摘要:
An efficient procedure for preparation of the simple alkaloids, 2,3-polymethylene-4(3H)-quinazolinones, luotonin A, tryptanthrin, and rutaecarpine has been established by the reaction of lactam-HCI salts with POCl3 followed by cyclization with methyl anthranilate. (C) 2003 Published by Elsevier Science Ltd.