作者:Meng‐Yang Chang、Chun‐Yi Lin
DOI:10.1002/adsc.202300012
日期:2023.3.21
We report here on a one-pot stereoselective synthesis of strained sulfonyl benzonorcaradienes, which proceeds through base-mediated tandem annulation of o-bis-sulfonylmethyl arenes with diversified chalcones (α,β-unsaturated carbonyls) via intermolecular desulfonylative cyclopropanation, followed by intramolecular condensation. A plausible mechanism is proposed and discussed. The proposed synthetic
我们在这里报告了应变磺酰基苯并碳二烯的一锅法立体选择性合成,它通过碱介导的o -双磺酰甲基芳烃与多种查耳酮(α,β-不饱和羰基)的串联环化通过分子间脱磺酰化环丙烷化反应进行,然后进行分子内缩合. 提出并讨论了一种合理的机制。拟议的合成路线形成两个碳-碳单 (CC) 键和一个碳-碳双 (C=C) 键。