Deprotection of Acetals and Ketals by Silica Sulfuric Acid and Wet SiO2
Molecules Vol. 7, No. 10, 751–755
Neat chlorosulfonic acid reacts with silica gel to give silica sulfuric acid in which sulfuric acid is immobilized on the surface of silica gel via covalent bonds. A combination of silica sulfuric acid and wet SiO2 was used as an effective …
DOI: 10.3390/71000751