Preliminary study on semi synthesis of a derivative of chitosan from peel of shrimp utilized in film coated tablets
- Author:
Duc Huu Nguyen
- Publication Type:Journal Article
- Keywords:
chitosan
- MeSH:
chitosan;
Drug Compounding
- From:Pharmaceutical Journal
1998;261(1):6-7
- CountryViet Nam
- Language:Vietnamese
-
Abstract:
Semi synthesis of a derivative of chitosan from shrimp shell, which is called Acetyl phtanyl chitosan. Material: green clawed shrimp, pure chemical. Preparation according to heat-water therapy including 2 stages; Preparation N-phtalyl chitosan and derivative of chitosan with property "film created substance dissolves intestine". Film have property which not dissolve in water, solution of HCl 0.1N, pH 1.3; but well dissolves in solution of phosphate pH6. This derivative can be used to make the film created substance that dissolved in intestine.
