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Base‐Mediated Decarboxylative [3+2] Annulation of Ethynyl Benzoxazinanones and Benzimidamides: Synthesis of Imidazole Derivatives
Author(s) -
Wang Lan,
Jiang Feng,
Gao Xing,
Wang Wei,
Wu Yongjun,
Guo Hongchao,
Zheng Bing
Publication year - 2021
Publication title -
advanced synthesis and catalysis
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.541
H-Index - 155
eISSN - 1615-4169
pISSN - 1615-4150
DOI - 10.1002/adsc.202001550
Subject(s) - annulation , chemistry , imidazole , base (topology) , hydrochloride , combinatorial chemistry , medicinal chemistry , organic chemistry , stereochemistry , catalysis , mathematical analysis , mathematics
A base‐mediated decarboxylative [3+2] annulation of trimethylsilylethynyl benzoxazinanones and benzimidamides hydrochloride was achieved under mild reaction conditions to give various imidazole derivatives in high yields. Notably, it demonstrated a new reaction mode of alkynyl benzoxazinanones.