Incompatibility of polyvinyl acetate phthalate with benzocaine: Isolation and characterization of 4-phthalimidobenzoic acid ethyl ester

Autor: Vijay Kumar, Gilbert S. Banker
Rok vydání: 1992
Předmět:
Zdroj: International Journal of Pharmaceutics. 79:61-65
ISSN: 0378-5173
DOI: 10.1016/0378-5173(92)90093-h
Popis: The interaction of benzocaine with polyvinyl acetate phthalate in propylene glycol or a mixture of propylene glycol and ethyl alcohol was studied. The 4-phthalimidobenzoic acid ethyl ester, a major product that formed during storage, was isolated and characterized.
Databáze: OpenAIRE