found: Work cat.: NTP technical report on the carcinogenesis bioassay of propyl gallate (CAS no. 121-79-9) in F344/N rats and B6C3F₁ mice (feed study), 1982:p. 14 (Propyl gallate (2,4,5 trihydroxybenzoic acid propyl ester; Var. names: gallic acid propyl ester; Progallin P; Tennox PG; a white to nearly white odorless powder having a slightly bitter taste; used since 1948 as an antioxidant to stabilize cosmetics, food-packaging materials, and foods containing fats)
found: MESH browser, Oct. 20, 2008(Propyl gallate; antioxidant for foods, fats, oils, ethers, emulsions, waxes, and transformer oils; Pharm. Action: Antioxidants; In MESH tree structures under: Gallic Acid)
found: Wikipedia, Oct. 20, 2008(Propyl gallate, or propyl 3,4,5-trihydroxybenzoate; an ester formed by the condensation of gallic acid and propanol; an antioxidant added to foods containing oils and fats to prevent oxidation)