申请人:List Benjamin
公开号:US20110313150A1
公开(公告)日:2011-12-22
Chiral disulfonimides having the formula I to III,
wherein at least one of the groups A and B in the compound of formula I, C and D of the compound in formula II, and E and F of the compound in formula III is a chiral group, or E and F together form a chiral backbone,
X is C, Si, O, N or S, and n is 0, 1, 2, 3, 4, 5 or 6, where n is >1 only if X is C, and
G is as defined herein, and to the organic salts, metal salts and metal complexes thereof, are suited as NMR shift reagents and as reagents for racemate splitting, and also as chiral Brønsted acid catalysts or chiral Lewis acid catalysts for activating ketones, aldehydes and alkenes, and also as catalysts in the organic synthesis.
拥有I至III式的手性二磺酰胺,其中在式I化合物中的A和B基团中至少有一个是手性基团,在式II化合物中的C和D以及在式III化合物中的E和F中,E和F可以共同形成一个手性骨架,X为C、Si、O、N或S,n为0、1、2、3、4、5或6,当X为C时n>1,G如本文所定义,并且适用于其有机盐、金属盐和金属配合物,作为NMR位移试剂和对消旋体分离的试剂,还可作为手性Brønsted酸催化剂或手性Lewis酸催化剂,用于活化酮、醛和烯烃,以及作为有机合成中的催化剂。