Abstraction of beta-hydrogen vs. alkyl groups in reactions of dialkylzinc compounds and bis(oxazolinyl) borane

作者：Zhu Jing; Mukherjee Debabrata; Sadow Aaron D^*

来源：Chemical communications, 2012, 48(3): 464-466.

DOI：10.1039/c1cc16113j

An ambiphilic bis(oxazolinyl) borane proligand and zinc dialkyls react via alkyl group transfer or beta-hydrogen abstraction. The latter process is favored by formation of a bis(oxazolinyl)borane-zinc adduct that positions a beta-hydrogen in the proximity of the Lewis acid center.

• 出版日期2012