Ravi Kumar, K., P.V.V. Satyanarayana, and B. Srinivasa Reddy. “Simple and Efficient Method for Tetrahydropyranylation of Alcohols and Phenols by Using Silica Supported Sodium Hydrogen Sulphate As a Catalyst”. Asian Journal of Chemistry 24, no. 9 (May 10, 2012): 3876–3878. Accessed November 25, 2024. https://asianpubs.org/index.php/ajchem/article/view/9488.