Synthesis of α-pyrones <i>via</i> gold-catalyzed cycloisomerization/[2 + 1] cycloaddition/rearrangement of enyne-amides and sulfur ylides
Jinhang Yu, Xinyuan Wang, Mengjiao Xu, Bei Zhang, Zuping Xiong, Hui Mao, Xin Lv, Liejin Zhou
Abstract
A novel gold-catalyzed cycloisomerization/[2 + 1]cycloaddition/rearrangement of enyne-amides and sulfur ylides is reported. This strategy enables rapid and efficient construction of a series of α-pyrone derivatives.
Topics & Concepts
CycloisomerizationEnyneChemistryCycloadditionSulfurCatalysisOrganic chemistryCombinatorial chemistryMedicinal chemistryCatalytic Alkyne ReactionsSulfur-Based Synthesis TechniquesCyclopropane Reaction Mechanisms