74459-08-8Relevant articles and documents
Studies on Sulphur Heterocycles. Reactions of 6,7-Dihydrobenzothiophen-4(5H)one Derivatives and their Conversion to 7-Substituted Thienobenzopyran-8-ones
Asprou, Chris M.,Brunskill, John S. A.,Jeffrey, Howard,De, Asish
, p. 87 - 92 (2007/10/02)
Cyclization of γ-(2-thienyl)butyric acid with acid anhydrides gives 2-acyl derivatives as well as the expected 6,7-dihydrobenzothiophen-4(5H)one.Several reactions of these ketones have been studied including their conversion to O,O-diethyl thiophosphon
