Highly enantioselective intramolecular Michael reactions by d-camphor-derived triazolium salts
作者:Yi Li、Xue-Qiang Wang、Chao Zheng、Shu-Li You
DOI:10.1039/b914805a
日期:——
Camphor-derived chiral triazolium salts have been found to be highly efficient for asymmetric intramolecular Michael reactions. With 1–5 mol% of the catalyst, the desired products were obtained in excellent yields, with up to 99% ee.
樟脑衍生的手性三唑盐已被证明对不对称分子内迈克尔反应非常有效。在1-5 mol%的催化剂作用下,可获得高收率且ee值高达99%的所需产物。