48.Construction of All-Carbon Quaternary Center by R2AlCl−Mediated Ring-Opening Reaction of Oxacycles
C. Che, L. Z. Liu, J. X. Gong, Y. F. Yang, G. X.Wang, J. M. Quan* and Z. Yang*
An unexpected R2AlCl-mediated ring-opening reaction of oxacycles for the formation of all-carbon quaternary centers was discovered, and a possible mechanism is proposed. The developed chemistry provides a concise approach to synthesize structural diverse of dolastane-type compounds.