cis-Aconitic anhydride
cis-Aconitic anhydride (CAS 6318-55-4), with the molecular formula C6H4O5 and a molecular weight of 156.09 g/mol, is a chemical intermediate. It is primarily used as a monomer in polymer science and materials science research. Its cyclic anhydride structure makes it suitable for various polymerisation reactions and as a building block in organic synthesis. Available from Tech Serve Solutions at a purity of 95%, it serves as a valuable reagent for scientific exploration.
- IUPAC
- cis-Propene-1,2,3-tricarboxylic anhydride

Monomer for Polymer Synthesis
cis-Aconitic anhydride serves as a monomer in the development of novel polymers. Its reactive anhydride group allows for incorporation into polymer backbones, enabling the creation of materials with tailored properties.
Materials Science Research
This compound is utilised in materials science for the synthesis of advanced materials. Its chemical structure can be leveraged to design polymers with specific thermal, mechanical, or chemical resistance characteristics.
Organic Synthesis Intermediate
As a cyclic anhydride, cis-Aconitic anhydride functions as an intermediate in various organic synthesis pathways. It can participate in ring-opening reactions to introduce dicarboxylic acid functionalities or serve as a precursor for other complex molecules.
| Molecular weight | 156.09 |
|---|---|
| Empirical formula | C6H4O5 |
| Assay | 95% |
| Melting point | 75-78 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 cis-Aconitic anhydride used for?
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cis-Aconitic anhydride is used as a monomer in polymer science and materials science, and as an intermediate in organic synthesis.
What are the CAS number and formula for cis-Aconitic anhydride?
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The CAS number for cis-Aconitic anhydride is 6318-55-4, and its molecular formula is C6H4O5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies cis-Aconitic anhydride with an assay of 95%. We do not represent this product as USP, BP, or EP grade.
What are the primary hazards associated with cis-Aconitic anhydride?
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cis-Aconitic anhydride is classified as a Danger hazard, primarily causing severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eye shields, gloves, and respiratory protection, is essential during handling.
How is cis-Aconitic anhydride packed, shipped, and exported?
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cis-Aconitic anhydride is packed in accordance with UN 3261 standards for corrosive solids, acidic, organic, n.o.s., Class 8, Packing Group II. Tech Serve Solutions is experienced in global export procedures.
How can I request a sample or quote for cis-Aconitic anhydride?
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To request a sample or obtain a quote for cis-Aconitic anhydride, please contact our sales department via the website or direct telephone line, referencing the product CAS number 6318-55-4.
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