Methyl 5-oxooctadecanoate
Methyl 5-oxooctadecanoate (CAS 2380-20-3) is a chemical compound with the molecular formula CH3(CH2)12CO(CH2)3CO2CH3 and a molecular weight of 312.49 g/mol. This ester features a ketone functional group, classifying it within carbonyl compounds and organic building blocks. It is primarily utilised in chemical synthesis as a versatile intermediate.

Organic Synthesis Intermediate
Serves as a key building block in the synthesis of more complex organic molecules. Its bifunctional nature, incorporating both a ketone and an ester, allows for diverse reaction pathways.
Research and Development
Utilised in laboratory settings for research into new materials, pharmaceuticals, and fine chemicals. Its specific structure makes it valuable for targeted synthetic strategies.
Carbonyl Compound Chemistry
As a member of the carbonyl compound family, it can participate in various reactions characteristic of ketones and esters, enabling the construction of varied molecular architectures.
| Molecular weight | 312.49 |
|---|---|
| Linear formula | CH3(CH2)12CO(CH2)3CO2CH3 |
| Assay | 99% |
| Melting point | 58-60 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | >113 °C / >235.4 °F |
| 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 Methyl 5-oxooctadecanoate used for?
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Methyl 5-oxooctadecanoate is primarily used as an intermediate in organic synthesis and in research and development for creating complex organic molecules.
What are the CAS number and formula for Methyl 5-oxooctadecanoate?
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The CAS number is 2380-20-3 and the linear formula is CH3(CH2)12CO(CH2)3CO2CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Methyl 5-oxooctadecanoate with an assay of 99%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade unless explicitly stated in the product specifications.
What are the safety and handling considerations for Methyl 5-oxooctadecanoate?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It has a high flash point (>113 °C), indicating it is not highly flammable under normal conditions. Refer to the Safety Data Sheet for comprehensive information.
How is Methyl 5-oxooctadecanoate shipped and exported?
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As a specialist global supplier and exporter, Tech Serve Solutions adheres to all relevant regulations for the safe and compliant shipment and export of chemicals worldwide.
How can I request a sample or quote for Methyl 5-oxooctadecanoate?
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Please contact our sales team through the website or by phone to request a sample or obtain a quotation for Methyl 5-oxooctadecanoate.
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