Tetrahydropyranylation and Depyranylation of Alcohols Catalyzed by Aqueous Zinc Tetrafluoroborate

Abstract

Aqueous solution of zinc tetrafluoroborate as an effective catalyst for tetrahydropyranylation and depyranylation of alcohols has been described.

Keywords:

• Aqueous zinc tetrafluoroborate
• depyranylation
• tetrahydropyranylation

Acknowledgment

We are thankful to the Department of Chemistry, Visva‐Bharati University, and the Department of Chemistry, Indian Institute of Technology Guwahati, for providing general facilities to carry out the research work. We also express our sincere thanks to B. C. Ranu for his constant encouragement.