Abstract
β-(4-phenylbenzoyl)acrylic acid I reacted with 6-(2′-methoxynaphthalenyl)-4-phenylpyrimidine-2(1H)thione to furnish α-[6-(2′-methoxynaphthalenyl)-4-phenylpyrimidinylthio]-β-(4-phenylbenzoyl)propionic acid II. Dehydration of acid II aforded furanone derivative III. The behaviour of III towards hydrazine hydrate, hydroxylamine hydrochloride, primary amines, aromatic hydrocarbons (under Friedel-Crafts conditions) and carbon nucleophiles (under Grignard conditions) has been investigated.