Melissic acid
Melissic acid (CAS 506-50-3), also known as triacontanoic acid, is a long-chain saturated fatty acid with the chemical formula CH 3(CH 2)28COOH. With a molecular weight of 452.80 g/mol, it is a constituent of beeswax and other plant waxes. Melissic acid is primarily utilised in biochemical research, chemical synthesis, and nutritional studies, serving as a valuable building block and reagent in scientific investigations.
- IUPAC
- Triacontanoic acid
- Synonyms
- Triacontanoic acid

Biochemical Research
Melissic acid serves as a reference standard and analytical tool in biochemical studies. Its use in identifying and determining very-long-chain fatty acids, as demonstrated in research on freshwater crustaceans like *Bathynella natans*, highlights its role in understanding complex biological lipid profiles.
Chemical Synthesis
As a long-chain carboxylic acid, melissic acid is a useful starting material or intermediate in organic synthesis. It can be employed in the preparation of various derivatives, including esters and amides, for applications in materials science and specialty chemicals.
Nutritional Research
This saturated fatty acid is relevant in nutrition research concerning lipid metabolism and the role of long-chain fatty acids in biological systems. Its presence in natural products also informs studies on dietary components derived from plant sources.
| Molecular weight | 452.80 |
|---|---|
| Linear formula | CH3(CH2)28COOH |
| Assay | ≥96.0% (GC) |
| Application | Melissic acid was used in a study on identification and determination of very-long-chain polyunsaturated fatty acid in freshwater crustacean species Bathynella natans1. |
| Melting point | 92-94 °C(lit.)92-94 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | nwg |
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 Melissic Acid used for?
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Melissic acid is used in biochemical research, chemical synthesis, and nutritional studies. It has been utilised in the identification and determination of very-long-chain fatty acids in biological samples.
What are the CAS number and formula for Melissic Acid?
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The CAS number for Melissic Acid is 506-50-3. Its linear formula is CH 3(CH 2)28COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Melissic Acid with an assay of ≥96.0% (GC). This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What safety precautions should be taken when handling Melissic Acid?
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When handling Melissic Acid, it is recommended to use eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is advised for respiratory protection.
Is Melissic Acid a controlled substance?
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The provided data does not indicate that Melissic Acid (CAS 506-50-3) is a controlled substance.
How is Melissic Acid packed and exported?
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Melissic acid is carefully packed to ensure stability during transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations for chemical products.
How can I request a sample or quote for Melissic Acid?
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To request a sample or a quotation for Melissic Acid, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements.
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