Zhishang Chemical

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Zhishang Chemical

Propyl Gallate CAS 121-79-9

Molecular Formula: C10H12O5

Formula Weight: 212.2

ZSpharmac: Diethanolamine Sigma Supplement

Product Name: Propyl Gallate
CAS No: 121-79-9
Purity: 99%

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Basic Info

Product Name:Propyl Gallate
Other Names:Propyl Ester
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Cosmetic Raw Materials
Appearance:White to Light Beige Powder
EINECS No.:204-498-2
Storage:Store Below +30°C.
Provide:Propyl Gallate MSDS;
Propyl Gallate COA

What is Propyl Gallate?

Propyl gallate (PG), also known as propyl gallate, is a synthetic oil-soluble antioxidant. Oil-soluble antioxidants are all phenolic compounds, including butylated hydroxyanisole (BHA), dibutylhydroxytoluene (BHT), tert-butylhydroquinone (TBHQ), etc. in addition to PG, which can provide hydrogen atoms Combined with the free radicals generated by the auto-oxidation of oil, it forms a relatively stable structure and blocks the chain auto-oxidation process of oil, so as to achieve the purpose of anti-oxidation.

Propyl Gallate Property

Melting point 

146-149 °C(lit.)

Boiling point 

312.03°C (rough estimate)



refractive index 

1.5140 (estimate)



storage temp. 

Store below +30°C.


ethanol: 50 mg/mL


8.11(at 25℃)




White to light beige

Water Solubility 

0.35 g/100 mL (25 ºC)


Propyl Gallate Uses

  1. Propyl gallate is a feed antioxidant that is allowed to be made use of in my nation and widely used abroad. my country’s regulations can also be made use of for edible oils, fried foods, biscuits, immediate noodles, quick-cooked rice, canned nuts, dried out fish products as well as cured meat products, with a maximum usage of 0.1 g/kg. The antioxidant ability of PG on lard is more powerful than that of BHA or BHT, and when it is combined with BHA or BHT, a synergist has the strongest antioxidant effect. The antioxidant result of single-sided products is not as solid as that of BHA and BHT.
  2. Propyl gallate is a food as well as feed additive. Utilized as a pit oxidant for oil, lard, and so on, it has solid anti-oxidation impact, yet has the drawback of coloring, and the dose is listed below 0.1 g/kg. When utilized as a feed anti-oxidant, the maximum dose is 100ppm. Can also be made use of in cosmetics. Oral LD50 of rats is 3.8 g/kg.
  3. Propyl gallate is utilized as an antioxidant additive in fat, oil-containing foods and also pharmaceutical prep work; it is used as an anti-quencher in fluorescence microscopy to minimize photobleaching of fluorescent probes such as rhodamine and also fluorescein.
  4. Propyl gallate is an antioxidant for foods, fats, oils, ethers, emulsions, waxes, transformer oils, and so on.

Synthesis of Propyl Gallate

Propyl Gallate Detection Method

About Products:
If you need Propyl Gallate, a cosmetic raw material, please contact our service staff directly, we will provide you with high-quality products at the best price.
As an experienced Propyl Gallate manufacturer and supplier, ZSpharmac will provide Propyl Gallate raw materials to customers all over the world for a long time.
Over the years, the company has been adhering to the spirit of “integrity management, strict quality control, and customer first”, and has won unanimous praise from domestic and foreign customers.

Company Profile and Corporate Culture

Company Profile:

ZhiShang Chemical is owned by ZhiShang Group is a professional new-type chemicals enterprise combined into research and development, production and sales .

The company’s competitive product is pharmaceutical raw materials and intermediates (especially carbohydrate derivatives Series), In recent years, the company has made a major breakthrough in food and feed additives, plant extraction, industrial chemicals industry .

The company insists on the spirit of “sincere management, strict quality control, customer as god” , get consistent high praise from customers at home and abroad.

Corporate Culture:

Help China Chemicals to benefit the happiness of human life
Become the most trusted chemical supplier in the world
Striver – oriented, enrich employees, customer first, deep service, seek development
Be prepared for danger in times of peace, forge ahead actively, unity and cooperation, and be brave to fight

About Us

The production base is located in Zhangqiu chemical industry park and Tai’an high-tech chemical industry park. laboratory and workshop in strict accordance with the GMP standard and the product fit national ISO9001 and ISO2000 standards.

“Zhishang” products are exported to Europe, North and South America, the Middle East, Asia Pacific and Africa area, so as to establish a long-term and stable cooperation relationship with customer in the world.

Company Info
  • Business Type: Manufacturer
  • Product Range: Cosmetic raw materials
  • Products/Service:Cosmetic raw materials (flavors and fragrances,antioxidant products, moisturizing and hydrating, whitening agents, cosmetic additives)
  • Total Employees: 51~100
  • Capital (Million US $): 10000000RMB
  • Year Established: 2016
Production Capacity
  • No. of Production Lines : 8
  • No. of QC Staff : 5 -10 People
  • OEM Services Provided : yes
  • Factory Size (Sq.meters) : 3,000-5,000 square meters
  • Certificate: ISO9001 , CE , GMP , API , MSDS
  • Factory Location : Diao Town Industry Park, Zhangqiu City, Jinan City, Shandong Province, China.


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.


After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Do you accept sample order?

We will make samples before mass production, and after sample approved, we’ll begin mass production. Doing 100% inspection during production, then do random inspection before packing.



You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

What’s your MOQ?

Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Do you supply product report?

Yes. We’ll give you product analysis report before shipping.

  Is there a discount?

Different quantity has different discount.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.

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