865366-97-8Relevant academic research and scientific papers
Inversion of enantioselectivity in quinine-mediated desymmetrization of glutaric meso-anhydrides
Ivsic, Trpimir,Hamersak, Zdenko
, p. 1095 - 1098 (2009)
An unexpected inversion of enantioselectivity, dependent on the degree of quinine loading, was observed during the desymmetrization of glutaric meso-anhydrides. Decrease in catalyst loading from 1.6 equiv to 0.1 equiv caused a clear inversion of stereoche
A chiral bifunctional sulfonamide as an organocatalyst: Alcoholysis of σ-symmetric cyclic dicarboxylic anhydrides
Honjo, Takashi,Tsumura, Takeshi,Sano, Shigeki,Nagao, Yoshimitsu,Yamaguchi, Kentaro,Sei, Yoshihisa
experimental part, p. 3279 - 3282 (2010/03/05)
Enantioselective alcoholysis of σ-symmetric cyclic dicarboxylic anhydrides with benzyl alcohol catalyzed by a chiral bifunctional sulfonamide was achieved in up to 98% ee at 5 mol% loading. Georg Thieme Verlag Stuttgart - New York.
