D:A-Friedo-18β-lup-19-ene and D:A-friedo-18β-lup-19-en-3-one with a new migrated lupane framework were synthesized and the former compound was converted into known methyl trinorshionanoate.
D:A-Friedo-18β-lup-19-ene和D:A-friedo-18β-lup-19-en-3-one具有新的迁移的
羽扇豆烷框架,前者被转化为已知的甲基三
萘甲酸酯。