Metal- and base-free tandem sulfonylation/cyclization of 1,5-dienes with aryldiazonium salts <i>via</i> the insertion of sulfur dioxide
Xiaohong Wang, Fengzhi You, Baojian Xiong, Lei Chen, Xuemei Zhang, Zhong Lian
Abstract
A new metal- and base-free method for synthesizing sulfonylated pyrrolin-2-ones from 1,5-dienes, aryldiazonium salts and SO 2 is presented. This transformation features mild reaction conditions and broad substrate scope.
Topics & Concepts
TandemChemistryBase (topology)Substrate (aquarium)Sulfur dioxideMetalSulfurScope (computer science)Transformation (genetics)Combinatorial chemistryOrganic chemistryMaterials scienceComputer scienceBiochemistryGeneProgramming languageGeologyOceanographyMathematicsComposite materialMathematical analysisSulfur-Based Synthesis TechniquesChemical Synthesis and ReactionsCatalytic C–H Functionalization Methods