Synfacts 2009(8): 0902-0902  
DOI: 10.1055/s-0029-1217479
Metal-Mediated Synthesis
© Georg Thieme Verlag Stuttgart ˙ New York

CuBr-Catalyzed Oxidative Difluoromethylation of Tertiary Amines

Contributor(s): Paul Knochel, Andreas J. Wagner
L. Chu, X. Zhang, F.-L. Qing*
Institute of Organic Chemistry and Donghua University, Shanghai, P. R. of China
Further Information

Publication History

Publication Date:
23 July 2009 (online)

Significance

In the presence of catalytic amounts of CuBr, various readily available tertiary amines react with difluoroenol silyl ethers, undergoing an oxidative difluoromethylation reaction that proceeds under mild conditions affording β-amino-α,α-difluoro ketones in up to 88% yield.