Molekula
Itaconic anhydride
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Itaconic anhydride is a reactive organic compound used in polymer synthesis, particularly in the production of resins, coatings, and specialty chemicals. It is a key intermediate in the manufacture of biodegradable polymers and functional monomers. CAS: 2170-03-8, Molecular Formula: C5H4O3, Molecular Weight: 112.08 g/mol, Storage: 2 to 8 °C, Signal Word: Warning. Molekula supplies Itaconic anhydride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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100 g — $145.00 per pack
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Specifications
| Property | Value |
|---|---|
| Appearance | White crystalline solid |
| Melting Point | 67.0 - 69.0°C |
| Colour (Pt-Co) | ≤ 5 |
| Chloride (Cl-) | ≤ 25ppm |
| Purity | ≥ 98.0% |
| Residue on Ignition | ≤ 0.1% |
| Iron (Fe) | ≤ 1.0ppm |
| Identification (IR) | Conforms to Reference |
| Sulphates (SO4)(2-) | ≤ 30ppm |
| Itaconic acid | ≤ 1.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 89996186 |
| CAS Number | 2170-03-8 |
| IUPAC Name | 3-methylideneoxolane-2,5-dione |
| EC Number | 218-518-2 |
| Molecular Formula | C5H4O3 |
| Molecular Weight | 112.08 |
| Exact Mass | 112.016 |
| SMILES | C=C1CC(=O)OC1=O |
| InChIKey | OFNISBHGPNMTMS-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H4O3/c1-3-2-4(6)8-5(3)7/h1-2H2 |
| PubChem CID | 75110 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2917.19.40.00 |
| Tariff Code | 2917198090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 2-Methylenesuccinic anhydride
- 2,5-Furandione, dihydro-3-methylene-
- 3-methylenedihydrofuran-2,5-dione
- 3-methylideneoxolane-2,5-dione
- Dihydro-3-methylene-2,5-furandione
- Itaconic acid anhydride
- Methylenesuccinic anhydride
- OFNISBHGPNMTMS-UHFFFAOYSA-N
- Succinic anhydride, methylene-
Frequently asked questions
What is itaconic anhydride used for?
Itaconic anhydride is primarily used as a monomer in polymer synthesis, particularly in the production of resins, coatings, and water-soluble polymers.
What is the chemical formula and molecular weight of itaconic anhydride?
The chemical formula is C5H4O3 and the molecular weight is 112.08 g/mol.
How should itaconic anhydride be stored?
Itaconic anhydride should be stored at 2 to 8 °C to maintain stability and prevent degradation.
What grade of itaconic anhydride does Molekula supply?
Molekula supplies itaconic anhydride in technical grade; specific purity details are available upon request.
Can Molekula supply itaconic anhydride in bulk?
Yes, Molekula can supply itaconic anhydride in bulk quantities—please contact our sales team for volume pricing and availability.
What documentation comes with an order of itaconic anhydride?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.