trans-2-Phenyl-4-thiophenoxy-3,4-dihydro-2H-1-benzothiopyran

Abstract

Iodine-catalyzed cyclocondensation of cinnamaldehyde and thiophenol yields rapidly trans-2-phenyl-4-thiophenoxy-3,4-dihydro-2H-1-benzothiopyran in excellent yield with very high diastereoselectivity.

Keywords

• cinnamaldehyde
• thiophenol
• iodine
• trans-2-phenyl-4-thiophenoxy-3,4-dihydro-2H-1-benzothiopyran