3768 4989 The Chemical Society of Japan NOTES Bull. Chem. Soc. Jpn., 62, 3768—3770 (1989) [Vol. 62, No. 11 Heterocycles Synthesis through Reactions of Nucleophiles with Acrylonitriles. 7. A Novel and Facile One-Step Synthesis of 4iZ-Thiopyrans Fathy Fahim Abdel-Latif Chemistry Department, Faculty of Science, El-Minia University, El-Minia, AR Egypt (Received February 10, 1989) Synopsis. Several new 4H-thiopyrans were synthesized ...