Regioselective total synthesis of edulane and its angular analogue
作者:Kandasamy Subburaj、Modachur G. Murugesh、Girish K. Trivedi
DOI:10.1039/a608227k
日期:——
Herein we describe a 10-step total synthesis of edulane 3 and its
angular analogue 18 from phloroglucinol. The key step involves
ZnCl2-catalysed condensation of the appropriately substituted
2H-chromenes 8, 9 and 10 with the 2-alkoxy-1,4-benzoquinones 11
and 12, respectively.