Elaidic acid
Elaidic acid (CAS: 112-79-8) is a trans fatty acid with the linear formula CH₃(CH₂)₇CH=CH(CH₂)₇COOH and a molecular weight of 282.46 g/mol. As a primary monoenoic fatty acid, it plays a role in cell biology and lipid metabolism. Elaidic acid is valuable in chemical synthesis and research, serving as an important building block for various organic compounds and biochemical studies.
- IUPAC
- trans-9-Octadecenoic acid,trans-Oleic acid
- Synonyms
- trans-9-Octadecenoic acidtrans-Oleic acid

Biochemical Research
Used as a standard and substrate in studies of fatty acid metabolism and lipid biochemistry. Its specific trans-isomer structure makes it valuable for understanding enzymatic pathways.
Chemical Synthesis
Serves as a key intermediate and building block in the synthesis of more complex organic molecules and specialty chemicals. Its carboxylic acid functionality allows for diverse chemical modifications.
Metabolomics Studies
Incorporated into metabolomic analyses to identify and quantify lipid profiles and metabolic pathways within biological systems.
Cell Biology Investigations
Employed in cell culture and experimental models to investigate the effects of trans fatty acids on cellular function, membrane properties, and signaling pathways.
| Molecular weight | 282.46 |
|---|---|
| Linear formula | CH3(CH2)7CH=CH(CH2)7COOH |
| Assay | ≥97.0% (GC) |
| Boiling point | 288 °C/100 mmHg(lit.) |
| Storage temperature | 2-8°C |
| Melting point | 42-44 °C(lit.)42-45 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | >113 °C / >235.4 °F |
| Water hazard class (WGK, DE) | 1 |
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 Elaidic acid used for?
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Elaidic acid is used in biochemical research, chemical synthesis, metabolomics studies, and cell biology investigations.
What is the CAS number and formula for Elaidic acid?
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The CAS number for Elaidic acid is 112-79-8, and its linear formula is CH₃(CH₂)₇CH=CH(CH₂)₇COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Elaidic acid with a purity of ≥97.0% (GC). We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Elaidic acid be handled and stored?
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Handle Elaidic acid with appropriate personal protective equipment, including eyeshields and gloves. Store at 2-8°C, noting its limited shelf life.
Is Elaidic acid a controlled substance?
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No, the provided data does not indicate that Elaidic acid is a controlled substance.
How is Elaidic acid typically packed and shipped?
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Elaidic acid is packaged according to industry standards for chemical reagents and shipped globally by Tech Serve Solutions.
How can I request a quote or sample of Elaidic acid?
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Please contact the TSS sales team via our website or direct inquiry channels to request a quote or sample of Elaidic acid.
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