A Chiral Bifunctional Sulfonamide as an Organocatalyst: Alcoholysis of σ-Symmetric Cyclic Dicarboxylic Anhydrides
作者:Shigeki Sano、Takashi Honjo、Takeshi Tsumura、Yoshimitsu Nagao、Kentaro Yamaguchi、Yoshihisa Sei
DOI:10.1055/s-0029-1218374
日期:2009.12
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.
在手性双官能磺酰胺的催化下,σ 对称环状二羧酸酐与苯甲醇的对映选择性醇解在 5 mol% 的负载下实现了高达 98% 的 ee。