Methyl cis-11-octadecenoate
Methyl cis-11-octadecenoate (CAS: 1937-63-9, C19H36O2) is a fatty acid methyl ester with a molecular weight of 296.49. This compound serves as a valuable analytical standard, primarily used in chromatographic applications for the identification and quantification of fatty acids and lipids. Its defined purity makes it suitable for research and development purposes within various scientific disciplines requiring precise chemical analysis. TSS supplies this ester for laboratory and research needs.

Chromatographic Analysis
Utilised as a reference standard in Gas Chromatography (GC) and High-Performance Liquid Chromatography (HPLC) for the accurate identification and quantification of fatty acid methyl esters (FAMEs).
Lipid Research
A key component in studies involving lipid metabolism, fatty acid profiling, and the analysis of complex lipid mixtures in biological and food samples.
Analytical Standard
Serves as a certified analytical standard for quality control and research in the food and beverage, pharmaceutical, and biochemical industries.
| Molecular weight | 296.49 |
|---|---|
| Empirical formula | C19H36O2 |
| Assay | ≥99.0% (GC) |
| Grade | analytical standard |
| Storage temperature | −20°C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Flash point | 62 °C / 143.6 °F |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Shelf Life | (limited shelf life, expiry date on the label) |
|---|
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 Methyl cis-11-octadecenoate used for?
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Methyl cis-11-octadecenoate is primarily used as an analytical standard in chromatography for the identification and quantification of fatty acids and lipids in various samples.
What are the CAS number and formula for Methyl cis-11-octadecenoate?
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The CAS number for Methyl cis-11-octadecenoate is 1937-63-9, and its molecular formula is C19H36O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Methyl cis-11-octadecenoate at an analytical standard grade with a purity of ≥99.0% (GC). We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for Methyl cis-11-octadecenoate?
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This compound is a warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area. Avoid breathing vapours. Wear eye protection and protective gloves.
How is Methyl cis-11-octadecenoate packed, shipped, and exported?
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Tech Serve Solutions professionally packs, handles, and exports chemicals globally, adhering to all necessary regulations to ensure safe and compliant delivery.
How can I request a quote or sample?
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To request a quote or sample of Methyl cis-11-octadecenoate, please contact our sales team through the website or by phone, providing your specific requirements.
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