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γ-Valerolactone CAS 108-29-2

Molecular Formula: C5H8O2

Formula Weight: 100.12

ZSpharmac: γ-Valerolactone Raw Material Supplier

Product Name: γ-Valerolactone
CAS No: 108-29-2
Purity: 99%

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Basic Info

Product Name:γ-Valerolactone
Other Names:Gamma-Valerolactone
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Cosmetic Raw Materials
Appearance:Clear Colorless Liquid
EINECS No.:203-569-5
Storage:Room Temperature
Provide:γ-Valerolactone MSDS;
γ-Valerolactone COA

What is γ-Valerolactone?

Gamma-Butyrolactone (GBL for short, CAS number: 96-48-0) is an organic compound that belongs to the lactone family. Its chemical formula is C5H8O2. It is a colorless, clear liquid with a slight odor. Soluble in water and various organic solvents.

γ-Valerolactone Property

Melting point 

−31 °C(lit.)

Boiling point 

207-208 °C(lit.)


1.05 g/mL at 25 °C(lit.)

vapor density 

3.45 (vs air)

vapor pressure 

30-44Pa at 20-25℃

refractive index 

n20/D 1.432(lit.)


204.8 °F

storage temp. 

Sealed in dry,Room Temperature


Chloroform, Methanol




Clear colorless


7 (H2O, 20℃)


at 100.00 %. herbal sweet warm tobacco cocoa woody

Odor Type


Water Solubility 



γ-Valerolactone Uses

Solvent usage:
γ-Valerolactone is an efficient polar solvent with good dissolving ability for a variety of resins, cellulose derivatives, pigments, dyes and certain inorganic salts. Therefore, it is widely used in coatings, paints, inks, adhesives, etc. In the production of industrial products.

Chemical synthesis intermediates:
In chemical synthesis, γ-valerolactone is an important intermediate that can be converted into a variety of compounds, such as 1,4-butanediol (1,4-BDO), which is further used in the production of polyterephthalic acid butylene glycol ester (PBT) plastics and other chemicals.

Electronics and electrochemical industry:
In the battery industry, gamma-valerolactone is used as an electrolyte solvent for certain types of batteries, especially in lithium-ion batteries, where it is chosen for its good electrochemical stability.

Food and Beverage Additives:
Under certain conditions, γ-valerolactone is permitted to be used as a food additive, mainly as a solvent or stabilizer for flavors to improve the taste and aroma of food and beverages.

Pharmaceutical and biotechnology fields:
γ-Valerolactone also has certain applications in pharmaceutical synthesis as a precursor or solvent for certain drugs and biologically active substances, but its purity and dosage need to be strictly controlled in pharmaceutical applications.

Cosmetics and personal care products:
In cosmetics and personal care products, γ-valerolactone may be used as a solvent or auxiliary to help improve product stability and solubility of active ingredients.

Characteristics of γ-valerolactone

Chemical structure and properties:
γ-Valerolactone is a five-membered lactone compound with the chemical formula C5H8O2. It is a colorless, clear liquid with a slight odor, good solubility and reactivity, and is miscible with a variety of organic and inorganic substances.

γ-Valerolactone is a polar solvent with strong dissolving ability. It can dissolve many polymer materials, resins, rubbers, pigments and certain inorganic salts. Therefore, it is used as an excellent solvent in coatings, inks, adhesives and other industries. .

Chemical reactivity:
γ-valerolactone has high chemical reactivity and can be used as an important intermediate in chemical synthesis. For example, it can be reduced to 1,4-butanediol and then used to produce polybutylene terephthalate ( PBT) resin and other materials.

Electrochemical properties:
Due to its good solubility and electrochemical stability in electrolytes, γ-valerolactone is used as part of the electrolyte solvent in some types of secondary batteries (such as lithium-ion batteries), helping to improve Battery energy density and cycle performance.

Regulations and Safety:
γ-Valerolactone is allowed as a food additive (such as as a solvent in flavors) in some countries and regions, but the amount of use is strictly restricted.

Due to its good solubility and reactivity, γ-valerolactone also has certain applications in the fields of medicine, cosmetics, biotechnology and agriculture, such as as a precursor or solvent in the synthesis of certain drugs, and as a solvent in personal care products. Additives.


Wong, C.Y.Y., Choi, A.WT., Lui, M.Y. et al. Stability of gamma-valerolactone under neutral, acidic, and basic conditions. Struct Chem 28, 423–429 (2017). 

As a company specializing in the production and supply of γ-valerolactone raw materials, we are committed to providing customers with high-quality products and preferential prices. We have rich experience and technology to ensure product quality and stable supply. No matter where you are, we can provide you with the gamma-valerolactone raw materials you need to support your production and research and development.

We always adhere to the principle of honest operation, strictly control product quality, and serve every customer with a customer-first attitude. Over the years, we have established good cooperative relationships with customers at home and abroad and won their trust and praise.

If you have needs or are interested in our products, please contact our service staff directly, we will wholeheartedly provide you with the best quality services and products. Looking forward to cooperating with you and developing together!

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.

Get γ-Valerolactone Quotation