Mesaconic acid
Mesaconic acid (CAS 498-24-8), with the linear formula HOOCCH=C(CH3)COOH and a molecular weight of 130.10 g/mol, is a dicarboxylic acid. It serves as a key building block in organic synthesis, particularly in the field of polymer science and materials science. Its structure allows for its use as a monomer in the creation of various polymers and specialty chemicals. Mesaconic acid is supplied by Tech Serve Solutions at a minimum purity of 99%.
- IUPAC
- Methylfumaric acid
- Synonyms
- Methylfumaric acid

Monomer for Polymer Synthesis
Mesaconic acid can be utilised as a monomer in polymerisation reactions. Its dicarboxylic acid functionality allows for incorporation into polymer backbones, contributing unique properties to the resulting materials.
Organic Synthesis Intermediate
This compound functions as a valuable intermediate in the synthesis of more complex organic molecules. It is employed in reactions where precise structural incorporation of a methyl-substituted maleic or fumaric acid derivative is required.
Materials Science Applications
In materials science, Mesaconic acid can be explored for developing novel materials with tailored characteristics. Its specific chemical structure lends itself to applications requiring specialised functional groups within a material matrix.
| Molecular weight | 130.10 |
|---|---|
| Linear formula | HOOCCH=C(CH3)COOH |
| Assay | 99% |
| Melting point | 200-202 °C(lit.) |

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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 Mesaconic acid (CAS 498-24-8) used for?
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Mesaconic acid is primarily used as a monomer in polymer synthesis and as an intermediate in organic chemistry, particularly within materials science and polymer science fields.
What is the CAS number and formula for Mesaconic acid?
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The CAS number for Mesaconic acid is 498-24-8 and its linear formula is HOOCCH=C(CH3)COOH.
What grade and purity does Tech Serve Solutions supply for Mesaconic acid?
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Tech Serve Solutions supplies Mesaconic acid with an assay of 99%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated.
What are the main hazards associated with Mesaconic acid?
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Mesaconic acid is classified with the GHS07 symbol and a 'Warning' signal word. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, should be used.
How is Mesaconic acid packed, shipped, and exported?
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Mesaconic acid is carefully packed to ensure product integrity during transit. Tech Serve Solutions is experienced in exporting fine chemicals globally to meet diverse client needs.
How can I request a sample or quote for Mesaconic acid?
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To request a sample or obtain a quotation for Mesaconic acid, please contact our sales team through the website or by phone, providing your specific requirements.
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