Asymmetric Introduction of Nucleophiles to the 2-Position of Pyrrolidine Ring Through N-Acylpyrrolidinium Ion.

Osamu Onomura,Takashi Ikeda,Yoshihiro Matsumura

ChemInform（2006）

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摘要

Asymmetric carbon-carbon bond-forming reaction at the 2-position of a pyrrolidine ring was achieved. The reaction involved a chiral Ti(IV) catalyzed coupling between 1 -methoxycarboyl-2-methoxypyrrolidine and silyl enol ethers to afford 2-substituted pyrrolidines with up to 53 % ee.

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pyrrolidine ring,nucleophiles,n-acylpyrrolidinium

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