Regioselective and stereoselective sulfonylation of alkynylcarbonyl compounds in water
作者:Wenyi Li、Guoxing Yin、Lei Huang、Yan Xiao、Zhimin Fu、Xiu Xin、Fang Liu、Zhizhang Li、Weimin He
DOI:10.1039/c6gc01196a
日期:——
A simple and efficient route for the synthesis of Z-[small beta]-sulfonyl-[small alpha],[small beta]-unsaturated carbonylcompounds by using water as the solvent and hydrogen source is developed.
Water‐promoted sulfonylation of propargyl esters leading to highly regioselective and stereoselective formation of (Z)‐β‐sulfonyl enoates in excellent yields, by a simple, mild, rapid and environmentally benign reaction procedure is reported.
Aspects of the present disclosure include compounds that activate Nrf2. Such compounds find use in the treatment of autoimmune and inflammatory diseases and disorders, such as for example psoriasis and multiple sclerosis. Embodiments of the present disclosure also relate to pharmaceutical compositions that include these compounds, methods of using these compounds in the treatment of various diseases and disorders, processes for preparing these compounds and intermediates useful in these processes.