117671-93-9Relevant academic research and scientific papers
Polarized Ketene Dithioacetals; 55: Synthesis of Novel 5-Aryl-2-methylthio-4H-pyran-4-ones from Cinnamoylketene Dithioacetals
Deb, B.,Asokan, C. V.,Ila, H.,Junjappa, H.
, p. 893 - 895 (2007/10/02)
A novel method for the synthesis of 5-aryl-2-methylthio-4H-pyran-4-ones 4a-h has been developed from the corresponding cinnamoylketene dithioacetals 1a-h in three successive steps.In the first step, 1a-h were oxidized with alkaline hydrogen peroxide to gi
