Ethyl 12-hydroxystearate
Ethyl 12-hydroxystearate (CAS: 82807-36-1), with the molecular formula C20H40O3 and a molecular weight of 328.53 g/mol, is an ethyl ester derivative of 12-hydroxystearic acid. This compound serves as a valuable intermediate and component in various chemical syntheses. Its unique structure lends itself to applications requiring specific hydrophobic and hydrophilic characteristics, making it useful in formulations for lubricants, cosmetics, and as a chemical intermediate.
- IUPAC
- 12-Hydroxystearic acid ethyl ester,Ethyl 12-hydroxyoctadecanoate
- Synonyms
- Ethyl 12-hydroxyoctadecanoate

Chemical Synthesis Intermediate
Ethyl 12-hydroxystearate acts as a versatile building block in organic synthesis. It can be employed in the creation of more complex molecules for pharmaceutical research or specialty chemical development due to its ester and hydroxyl functionalities.
Lubricant Formulations
The compound's structure, derived from a fatty acid, suggests utility in formulating high-performance lubricants. It may contribute to desirable properties such as viscosity modification and surface adhesion in industrial lubrication applications.
Cosmetic and Personal Care Ingredients
As an ester derived from a hydroxy fatty acid, Ethyl 12-hydroxystearate can function as an emollient or thickening agent in cosmetic formulations. Its properties may enhance texture and skin feel in creams, lotions, and other personal care products.
| Molecular weight | 328.53 |
|---|---|
| Empirical formula | C20H40O3 |
| Assay | ~99% |
| Storage temperature | −20°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ethyl 12-hydroxystearate primarily used for?
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Ethyl 12-hydroxystearate is used as a chemical intermediate in synthesis, in lubricant formulations, and as an ingredient in cosmetic and personal care products.
What are the CAS number and formula for Ethyl 12-hydroxystearate?
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The CAS number is 82807-36-1 and the empirical formula is C20H40O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethyl 12-hydroxystearate with an assay of approximately 99%. We do not represent this product as USP, BP, or EP grade; it is suitable for research and general laboratory use.
How should Ethyl 12-hydroxystearate be handled safely?
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Handle with care using appropriate personal protective equipment, including eyeshields and gloves. A respirator filter such as type N95 (US) or type P1 (EN143) is recommended. The compound is classified under WGK Germany 3.
How is Ethyl 12-hydroxystearate stored and shipped?
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Ethyl 12-hydroxystearate should be stored at -20°C. TSS exports chemicals globally, adhering to all necessary shipping regulations.
How can I request a quote or sample for Ethyl 12-hydroxystearate?
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To request a quote or sample, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements.
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