Propyl Gallate USP/USNF 99% Propyl Gallate USP/USNF 99% Synonyms:Benzoic Acid, 3,4,5-Trihydroxy-, propyl esterMolecular Formula:C10H12O5CAS#121-79-9EINECS:204-498-2Molecular Weight ... under above-mentioned conditions and in unopened container. 100kg Propyl Gallate USP/USNF 99%, N Propyl Gallate, PG, CAS 121-79-9, EINECS 204-498 ...