作者:Yoshiyasu Kitahara、Fumiyasu Tamura、Akinori Kubo
DOI:10.1016/s0040-4039(97)00926-x
日期:1997.6
A pentacyclic aza-aromatic alkaloid, cystodamine (6), and its isomer (11) were synthesized from 7-(or 6-)bromo-4-chloro-5,8-quinolinedione (1, 8) and o-nitrocinnamaldehyde dimethylhydrazone (2) using hetero Diels-Alder reaction. (C) 1997 Elsevier Science Ltd.