作者:Michael J. E. Hewlins、Anthony H. Jackson、Ana-M. Oliveira-Campos、Patrick V. R. Shannon
DOI:10.1039/p19810002906
日期:——
routes and condensed with hexane-2,5-dione to give 1,4-dimethyl-5,6,7-trimethoxycarbazole. Formylation of the latter gave a mixture including the 3-formyl derivative which was converted into 8,9,10-trimethoxyellipticine by the modified Pomerantz–Fritsch annelation procedure.