What is it all about? Chitosans are long chain molecules, so-called biopolymers, made up of many sugar molecules, some of which carry an acetic acid molecule, while others do not. Chitosans are rare ...

In a 1958 patent to Celanese (New York City), inventor Arthur W. Schnizer reported the reaction of acetaldehyde and acetic anhydride with a benzenesulfonic acid catalyst to produce vinyl acetate with ...