Premium
Synthesis of Novel Pterocarpen Analogues via [3 + 2] Coupling‐Elimination Cascade of α,α‐Dicyanoolefins with Quinone Monoimines
Author(s) -
Chen Hui,
Zhao Sihan,
Cheng Shaobing,
Dai Xingjie,
Xu Xiaoying,
Yuan Weicheng,
Zhang Xiaomei
Publication year - 2019
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.3543
Subject(s) - chemistry , cascade , quinone , triethylamine , combinatorial chemistry , coupling (piping) , cascade reaction , catalysis , coupling reaction , stereochemistry , organic chemistry , mechanical engineering , chromatography , engineering
By employing triethylamine as a catalyst, [3 + 2] coupling‐elimination cascade of α,α‐dicyanoolefins with quinone monoimines was realized. The reactions afforded various novel pterocarpen analogues with generally moderate yields (up to 75%). In addition, a plausible reaction mechanism was proposed.