D The present invention relates to ion pair catalysts (I) comprising the cationic bisguanidinium ligand (A) and diperoxomolybdate anion (B). The present invention also relates to ion pair catalysts (III) comprising the cationic bisguanidinium ligand (C) and peroxotungstate anion (D). It further relates to the use of the said catalysts in the manufacture of enantiomerically enriched sulfoxides.
D 本发明涉及由阳离子双胍
配体(A)和二氧
钼酸阴离子(B)组成的离子对催化剂(I)。本发明还涉及由阳离子双胍
配体(C)和过氧
钨酸盐阴离子(D)组成的离子对催化剂(III)。本发明还涉及上述催化剂在制造对映体富集的
硫氧化物中的用途。