Suzuki-Miyaura Reaction with a Silica- Supported Palladium Complex
W. Chen, P. Li, L. Wang
Huaibei Normal University, Anhui and Shanghai Institute of Organic Chemistry, P. R. of China
16. Februar 2011 (online)
The silica-supported palladium complex 2 was prepared by mixing phosphine-functionalized silica gel 1 and Pd(OA)2. The complex 2 catalyzed the Suzuki-Miyaura reaction of aryl boronic acids 3 with aryl halides 4 to afford the corresponding biaryls 5 in up to 94% yield (34 examples).