Radical Route to 1,4-Benzothiazine Derivatives from 2-Aminobenzenethiols and Ketones under Transition-Metal-Free Conditions
作者:Ya-mei Lin、Guo-ping Lu、Rong-kang Wang、Wen-bin Yi
DOI:10.1021/acs.orglett.6b03324
日期:2016.12.16
Transition-metal-free radical access to 1,4-benzothiazine derivatives from o-aminobenzenethiols is disclosed. This procedure is available for various ketones including α,β-unsaturated, cyclic, linear, and fluoroalkyl ketones to generate a number of 1,4-benzothiazines, which exist in numerous bioactive and natural molecules, rendering this protocol attractive to both synthetic and medicinal chemistry
公开了过渡金属自由基从邻氨基苯硫醇得到1,4-苯并噻嗪衍生物的方法。此程序可用于各种酮,包括α,β-不饱和,环状,线性和氟代烷基酮,生成大量存在于许多生物活性和天然分子中的1,4-苯并噻嗪,使该方案对合成和药用都具有吸引力化学。