Efficient Synthesis of a Key Intermediate of Neurokinin Receptor Antagonists Using a Bifunctional Asymmetric Catalyst
作者:Makoto Takamura、Kazuo Yabu、Takahide Nishi、Hiroaki Yanagisawa、Motomu Kanai、Masakatsu Shibasaki
DOI:10.1055/s-2003-37123
日期:——
We report herein an efficient synthetic method for the preparation of 2-[(2R)-arylmorpholin-2-yl]ethanol, a key intermediate of neurokinin receptor antagonists. Catalytic asymmetric cyanosilylation of ketone 3 using titanium complex 4 was employed to introduce the required stereochemistry.
我们在此报告了一种制备神经激肽受体拮抗剂的关键中间体 2-[(2R)-芳基吗啉-2-基] 乙醇的有效合成方法。使用钛配合物 4 对酮 3 进行催化不对称氰基硅烷化,以引入所需的立体化学。