Zinc Acetate as a Catalyst: Improved Method of Protection of Amino Group in Synthesis of Nucleobase Derivatives and its Biological Applications. Int. J. Pharm. Sci. Drug Res. [Internet]. 2022 Nov. 30 [cited 2025 Oct. 16];14(6):689-97. Available from: https://ijpsdronline.com/index.php/journal/article/view/5438