Cobalt-catalyzed cross-coupling reactions of aryl- and alkylaluminum derivatives with (hetero)aryl and alkyl bromides
作者:Giuseppe Dilauro、Francesco Messa、Fabio Bona、Serena Perrone、Antonio Salomone
DOI:10.1039/d1cc04002b
日期:——
A simple cobalt complex, such as Co(phen)Cl2, turned out to be a highly efficient and cheap precatalyst for a host of cross-coupling reactions involving aromatic and aliphatic organoaluminum reagents with aryl, heteroaryl and alkyl bromides. New C(sp2)–C(sp2) and C(sp2)–C(sp3) bonds were formed in good to excellent yields and with high chemoselectivity, under mild reaction conditions.
简单的钴配合物,如 Co( phen )Cl 2,被证明是一种高效且廉价的预催化剂,可用于许多交叉偶联反应,包括芳香族和脂肪族有机铝试剂与芳基、杂芳基和烷基溴化物。在温和的反应条件下,新的 C(sp 2 )–C(sp 2 ) 和 C(sp 2 )–C(sp 3 ) 键以良好到极好的产率和高化学选择性形成。