title: HClO4-SiO2 catalyzed per-O-acetylation of carbohydrates.
abstract: An efficient per-O-acetylation of carbohydrates catalyzed by HClO4-SiO2 is reported using a stoichiometric quantity of acetic anhydride avoiding the use of pyridine and excess acetic anhydride under solvent-free conditions.
authors.affiliation: Division of Medicinal and Process Chemistry, Central Drug Research Institute, Chattar Manzil Palace, Lucknow 226 001, India. akmisra69@rediffmail.com
authors.forename: Anup Kumar
authors.initials: AK
authors.lastname: Misra
authors.forename: Pallavi
authors.initials: P
authors.lastname: Tiwari
authors.forename: Soni Kamlesh
authors.initials: SK
authors.lastname: Madhusudan
mesh_terms: D000107:Acetylation; D002240:Carbohydrate Sequence; D002241:Carbohydrates / Q000737:chemistry*; D002384:Catalysis; D008969:Molecular Sequence Data; D015394:Molecular Structure; D010472:Perchlorates / Q000737:chemistry*; D012822:Silicon Dioxide / Q000737:chemistry*; D013329:Structure-Activity Relationship
chemical_list: D002241:Carbohydrates; D010472:Perchlorates; D012822:Silicon Dioxide