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Immobilization of 12-Tungstophosphoric Acid on AlSBA-15 and Its Catalytic Activity for Acetylation
heteropoly acid mesopore AlSBA15 anisole propionic anhydride propionylation
2009/9/15
12-Tungstophosphoric heteropoly acid (TPA) with a Keggin structure was introduced into Al-incorporated mesoporous molecular sieves (AlSBA-15) by the incipient wetness method. The materials were charac...
An Efficient Acetylation of Primary and Secondary Aliphatic Alcohols with Acetic Anhydride in the Presence of Graphite Bisulphate
Primary and secondary aliphatic alcohols acetic anhydride graphite bisulphate acetylation
2000/3/30
In cyclohexane, thirteen examples of primary and secondary aliphatic alcohols were easily converted to the corresponding acetate derivatives within a short time, ranging from 5 min to 2.5 h, and in go...