Itaconic acid
Itaconic acid (CAS: 97-65-4), with the molecular formula HO₂CCH₂C(=CH₂)CO₂H and a molar mass of 130.10 g/mol, is an unsaturated dicarboxylic acid. It is a versatile organic building block widely employed in chemical synthesis. Its unique structure facilitates its use in polymerization reactions and as an intermediate for various industrial applications, including the production of resins and polymers.
- IUPAC
- Methylenesuccinic acid
- Synonyms
- Methylenesuccinic acid
Polymer Production
Itaconic acid serves as a comonomer in the synthesis of polymers and resins. Its unsaturated nature allows for incorporation into polymer chains, modifying properties such as adhesion, solubility, and thermal stability in materials like acrylics and polyesters.
Chemical Synthesis Intermediate
This compound acts as a key intermediate in the synthesis of various organic molecules. Its reactive functional groups enable its transformation into a range of derivatives used in diverse chemical processes.
Resin and Coating Formulations
Itaconic acid is utilised in the formulation of unsaturated polyester resins and surface coatings. It contributes to improved water resistance and enhanced mechanical properties in the final products.
| Molecular weight | 130.10 |
|---|---|
| Linear formula | HO2CCH2C(=CH2)CO2H |
| Assay | ≥99% |
| Density | 1.573 g/mL at 25 °C(lit.) |
| Autoignition temp | 1472 °F |
| Melting point | 165-168 °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) | 1 |
| 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 Itaconic acid used for?
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Itaconic acid is primarily used as a building block in chemical synthesis and as a comonomer in the production of polymers, resins, and coatings, modifying their physical and chemical properties.
What is the CAS number and formula for Itaconic acid?
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The CAS number for Itaconic acid is 97-65-4, and its molecular formula is HO₂CCH₂C(=CH₂)CO₂H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Itaconic acid with an assay of ≥99%. This product is a high-purity grade suitable for chemical synthesis and research; TSS does not represent it as USP, BP, or EP grade.
How should Itaconic acid be handled safely?
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Itaconic acid is a warning chemical that can cause skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including dust mask type N95, eyeshields, and gloves, in a well-ventilated area. Avoid dust formation and inhalation.
How is Itaconic acid packed, shipped, and exported?
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Itaconic acid is carefully packed to maintain its integrity during transit. As a global supplier, Tech Serve Solutions expertly handles the export of this chemical to meet international shipping regulations.
How can I request a sample or quote for Itaconic acid?
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To request a sample or a quote for Itaconic acid, please contact our sales team through the TSS website or by phone. We will promptly assist you with your inquiry.
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