130779-76-9Relevant academic research and scientific papers
A Novel Synthesis of 3,4-Dihydro-2H-1-benzothiopyrans. Acid-Catalyzed Intermolecular Cycloaddition of Acetylenic Alcohols with Arenethiols
Ishino, Yoshio,Masaoka, Toshihiro,Hirashima, Tsuneaki
, p. 1185 - 1188 (2007/10/02)
Reaction of the acetylenic alcohols with arenethiols in the presence of p-toluenesulfonic acid (p-TsOH) gave 3,4-dihydro-2H-1-benzothiopyrans (thiochromans) in good to excellent yields, the reaction of which may involve intermolecular cycloaddition via ca
