5-Caprolactone CAS 502-44-3

CBNumber: CB1362738

Molecular Formula:C6H10O2

Formula Weight: 114.14

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Product Name: 5-Caprolactone              CAS Number: 502-44-3                Purity: 99%

Basic Info

Product Name:5-Caprolactone
Other Names:2-oxo-hexamethyleneoxid
Place of Origin:Shandong, China
Brand Name:Zhishang Chemical
Appearance:Colorless Transparent Liquid
EINECS No.:207-938-1
Storage:Cool Dry Place
Provide:5-Caprolactone msds;
5-Caprolactone COA

2-oxo-hexamethyleneoxid;5-Caprolactone;6-Caprolactone monomer;6-Hexanalactone;6-Hexanolacetone;6-Hydroxyhexan-6-olide;6-Hydroxyhexanoic acid lactone;6-hydroxyhexanoicacidlactone

Product Categories:

Biodegradable Polymer Monomers;Building Blocks;Carbonyl Compounds;Chemical Synthesis;Lactones;Materials Science;Lactones & Lactides (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;Monomers;Organic Building Blocks;Polymer Science;New polyester monomer;Pyridines

Chemical Properties:
  1. Clear colorless liquid, yellowing on ageing
  2. ChEBI: A epsilon-lactone that is oxepane substituted by an oxo group at position 2.
  3. Journal of the American Chemical Society, 80, p. 4079, 1958 DOI: 10.1021/ja01548a063
    The Journal of Organic Chemistry, 61, p. 4560, 1996 DOI: 10.1021/jo952237x
    Tetrahedron Letters, 17, p. 2455, 1976 DOI: 10.1016/0040-4039(76)90018-6
  1. Intermediate in adhesives, urethane coatings, and elastomers; solvent; diluent for epoxy resins; synthetic fibers; organic synthesis.
  2. 5-Caprolactone is a new type of polyester monomer, mainly used in the production of synthetic rubber, synthetic fiber and synthetic resin; also used in the manufacture of caprolactam, adipic acid, adhesives, coatings, epoxy resin diluents and solvents; It can be blended with various resins to improve its gloss, transparency and release properties.
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: Additive , Chemical Auxiliary & Catalyst , Organic Chemicals
  • Products/Service: Organic Intermediate,Inorganic Chemistry, APIs, Dyestuffs And Pigments, Fragrance And Spices, Food 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 5-Caprolactone Quotation