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公开(公告)号:US5177258A
公开(公告)日:1993-01-05
申请号:US887344
申请日:1992-05-21
申请人: Abram Becker , Ariel A. Ewenson , Bertha Croitoru
发明人: Abram Becker , Ariel A. Ewenson , Bertha Croitoru
IPC分类号: B01J23/44 , B01J27/053 , C07B37/00 , C07B37/04 , C07B61/00 , C07C1/26 , C07C37/18 , C07C41/30 , C07C51/04 , C07C51/347 , C07C63/333 , C07C253/30
CPC分类号: C07C253/30 , C07B37/00 , C07B37/04 , C07C1/26 , C07C37/18 , C07C41/30 , C07C51/347 , C07C2523/44
摘要: Biaryl derivatives are produced by coupling an aryl halide in an aqueous alkaline solution in the presence of a palladium catalyst, using formic hydrazide as the reducing agent.