通过温和的可见光Paternò–Büchi工艺,由简单的吲哚和芳族酮合成了各种高度官能化的含N多环(35个实例)。具有最多三个连续的全取代立体中心的四氢氧代[2,3- b ]吲哚支架以高收率(最高> 98%)和出色的位域和非对映异构控制(> 20:1)生成。可见光(405或465 nm)的使用可通过关闭不需要的光二聚化副反应来确保增强的性能。使用微流体光反应器可以轻松地进行反应,并提高生产率(高达0.176 mmol h -1)和一般性。机理研究表明,两种替代反应机制可以解释观察到的优异的区域和非对映异构控制。
NOVEL BENZENESULFONAMIDE COMPOUNDS, METHOD FOR SYNTHESIZING SAME, AND USE THEREOF IN MEDICINE AS WELL AS IN COSMETICS
申请人:Clary Laurence
公开号:US20120323006A1
公开(公告)日:2012-12-20
Benzenesulfonamide compounds having a structure of formula (I) are described. Also described, are methods for synthesizing the compounds and to the use thereof in pharmaceutical compositions for human or veterinary medicine and in cosmetic compositions.