Synthesis of 1,4-dithiins and 1,4-diselenins from alkynes and elemental sulfur/selenium under transition metal-free conditions with high regioselectivity

作者：Lu Cheng, Mengdan Wang, Yingge Gu, Peng He, Zongkang Wang, Ziyi Zhuang, Lingkai Kong, Yanzhong Li · 发表于：Organic Chemistry Frontiers · 年份：2023 · DOI：10.1039/d3qo00364g · 被引用次数：19 · 研究领域：Sulfur-Based Synthesis Techniques、Synthesis and Catalytic Reactions、Organic Chemistry Cycloaddition Reactions

A straightforward protocol for the synthesis of various 1,4-dithiines and 1,4-diselenins starting from alkynes and elemental sulfur/selenium with high regioselectivity under transition metal-free conditions is demonstrated.