作者:Tse-Lok Ho、Der-Guey Jou
DOI:10.1002/1522-2675(200211)85:11<3823::aid-hlca3823>3.0.co;2-s
日期:2002.11
Both cryptolepine 1 and cryptotackieine 3 have been synthesized from 1,3-bis(2-nitrophenyl)propan-2-one. The approach to 1 involved reduction of the NO2 groups, oxidative cyclization with PhI(OAc)2, and N-methylation, whereas 3 was obtained via bromination, Favorskii rearrangement, reduction (in situ cyclization), and N-methylation.
cryptolepine 1 和 cryptotackieine 3 都是由 1,3-bis(2-nitrophenyl)propan-2-one 合成的。1 的方法涉及 NO2 基团的还原、PhI(OAc)2 的氧化环化和 N-甲基化,而 3 通过溴化、Favorskii 重排、还原(原位环化)和 N-甲基化获得。