Hajipour AR, Azizi G. Mild and efficient solvent-free tetrahydropyranylation (THP) of alcohols catalyzed by reusable acidic ionic liquid [Et3N(CH2)4SO3H][OTs]. Iran. J. Catal. 2024 Feb. 3;4(3). Available from: https://oiccpress.com/ijc/article/view/3812