Carbon-carbon bond forming reactions constitute a basis of organic synthesis by providing important tools for constructing carbon skeletons.A variety of tra
To seek new catalyst with superior performance and broad applicability remains a central theme in asymmetricorganocatalysis.Inspired by Nature,we have developed
Bridged and medium-sized skeletons constitute the basic ones of many important biologically active natural products.We have recently developed an intramolec
Some novel B-norcholesterol derivatives with thiazole ring were synthesized and their structures were characterized by IR,NMR and HRMS.The antiproliferative