State Key Laboratory of Applied Organic Chemistry and Institute of Organic Chemistry, Lanzhou University, Lanzhou 730000, China
Abstract:
Ligudentatin A 1,a new phenolic norsesquiterpenes,was first synthesized starting from ( )-periUaldehyde 3 through five steps,successively,in an overall yield of 20.8%.The key steps were the Diels-Alder reaction and aromatization of enone to phenol.