F. Yamada et al., THE CHEMISTRY OF INDOLES .74. SIMPLE TOTAL SYNTHESES OF MARINE ALKALOIDS, BATZELLINE-C, ISOBATZELLINE-C, DAMIRONE-A, AND MAKALUVAMINE-A, Heterocycles, 41(9), 1995, pp. 1905-1908
Batzelline C and isobatzelline C were synthesized in eight (or nine) s
teps from indole-3-carboxaldehyde. Syntheses of damirone A and makaluv
amine A are also reported.