In the presence of 10 mol% of a chiral phosphoric acid, a variety of racemic N-benzylic sulfonamides having N-(3-indolyl)methyl groups smoothly undergo kinetic resolution with benzyl thiol at 0 °C or at room temperature and the remaining sulfonamides are recovered in moderate to excellent yields and with excellent ee.
在存在10摩尔%的手性
磷酸时,各种含有N-(3-
吲哚基)甲基基团的外消旋N-苄基磺酰胺在0°C或室温下能够顺利与苄基
硫醇进行动力学分辨,剩余的磺酰胺以中等到优良的产率和优异的光学纯度回收。