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•Product name: Propyl gallate EP 9.0
•Also known as: Propyl 3,4,5-trihydroxybenzoate, n-Propyl gallate, Gallic acid n-propyl ester, Gallic acid propyl ester, Progallin P, Tenox PG
•Product code: YG-GCA002 •CAS No.: 121-79-9
•Molecular Formula: C10H12O5
•Certifications: ISO, HACCP, CQC, KOSHER, HALAL,REACH
•Specification: Propyl gallate EP9.0, USP34
Product Instruction
Product Instruction
◆ Propyl Gallate CAS 121-79-9 ((Propyl g allate, PG) is white to light brown crystalline powder or slightly milky white needle crystal, chemical name is propyl 3,4,5-trihydroxybenzoate, has good antioxidant properties, anti Oxidation performance is stronger than tert-butyl hydroxyanisole (BHA) and 2,6-di-tert-butyl-p-cresol (BHT), good heat resistance, mainly used for the antioxidant of oil or oil-based foods, fruits and vegetables Keep fresh, can be used as anti-oxidation stabilizer or anti-aging agent for biodiesel and certain materials.
◆ Gallate compounds also have significant pharmacological and biological activity, can effectively eliminate free radicals, and are used for anti-oxidation and anti-microbial. Therefore, it is also widely used in the fields of medicine, cosmetics, feed, etc.
Specification of Propyl gallate EP 9.0
ITEMS | SPECIFICATION | TEST RESULT |
Appearance | White Crystalline Powder | White Crystalline Powder |
Melting Point | 148~151℃ | 148.1~149.2℃ |
Loss on Drying Gallic Acid Sulphate Ash | ≤0.5% ≤0.5% ≤0.1% | 0.13% 0.023% 0.034% |
Identification: | (+) | Positive |
Purity (Dry Basis) | 98.0%~102.0% | 99.82% |
Heavy Metals (PB) | ≤10ppm | Qualified |
As (As2O3) | ≤3ppm | Qualified |
Solution in Ethanol (96%) Zn Mercury Chlorides Total Chlorine | Clear ≤25ppm ≤1ppm ≤100ppm ≤200ppm | Clear Qualified Qualified Qualified Qualified |
Propyl Gallate CAS 121-79-9 Benefits
◆ Propyl gallate also have significant pharmacological and biological activity, can effectively eliminate free radicals, and are used for anti-oxidation and anti-microbial. Therefore, it is also widely used in the fields of medicine, cosmetics and feed.
◆ Propyl gallate is one of the two major organizations of food and agriculture organization (FAO) / World Health Organization (WHO) to become a synthetic food antioxidant. It has bactericidal, bacteriostatic and antiseptic effects.
◆ PG also has obvious effects in the treatment of cardiovascular and cerebrovascular diseases, anti-platelet aggregation, enhanced fibrin and thrombolysis, dilated blood vessels, and enhanced coronary blood flow
Propyl Gallate CAS 121-79-9 Application
◆ As an antioxidant, propyl gallate can be used in edible oils and fats, fried foods, dried fish products, fried foods, biscuits, instant noodles, instant rice, canned nuts, cured meat products. As a fat-soluble antioxidant, propyl gallate is suitable for use in vegetable oils. Such as stabilizing soybean oil, cottonseed oil, palm oil, unsaturated fats and hydrogenated vegetable oil has a significant effect.
◆ When propyl gallate is used in combination with a synergist, its antioxidant effect will be better, and the mixed effect of butylhydroxyanisole and dibutylhydroxytoluene is better than that of single use.
Galla esters series products
No. | Product Name | CAS No. | Specification | Standard |
1 | Ethyl gallate | 99-24-1 | 99.00% | -- |
2 | Propyl gallate | 121-79-9 | 98%~102% | USP/EP |
3 | Octyl gallate | 1034-01-1 | 97%~103% | EP9.0 |
4 | Dodecyl gallate | 1166-52-5 | 97%~103% | EP9.0 |
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