Furan-2,3-dicarboxylic acid
Furan-2,3-dicarboxylic acid (CAS 4282-24-0) is a heterocyclic organic compound with the molecular formula C6H4O5 and a molecular weight of 156.09 g/mol. This furan derivative functions as a valuable building block in organic synthesis, particularly for creating more complex molecular architectures in research and development settings. Its applications span various chemical synthesis pathways, contributing to the development of novel compounds.
- Synonyms
- C6H4O5

Organic Synthesis Intermediate
Furan-2,3-dicarboxylic acid serves as a key intermediate in the synthesis of various organic molecules. Its dicarboxylic acid functionality and furan ring system allow for diverse chemical transformations.
Heterocyclic Chemistry
As a furan derivative, it is utilised in heterocyclic chemistry for the construction of novel heterocyclic compounds with potential applications in materials science and medicinal chemistry.
Research and Development
This compound is employed in research laboratories for exploring new synthetic routes and developing novel chemical entities. Its specific structure makes it a target for functionalization and elaboration.
| Molecular weight | 156.09 |
|---|---|
| Empirical formula | C6H4O5 |
| Assay | 97% |
| Melting point | 220-225 °C |

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
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37 |
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 Furan-2,3-dicarboxylic acid used for?
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Furan-2,3-dicarboxylic acid is primarily used as a building block in organic synthesis and heterocyclic chemistry for research and development purposes.
What is the CAS number and molecular formula for Furan-2,3-dicarboxylic acid?
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The CAS number is 4282-24-0, and the molecular formula is C6H4O5 (as per empirical formula in Hill notation).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Furan-2,3-dicarboxylic acid with an assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should Furan-2,3-dicarboxylic acid be handled safely?
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Furan-2,3-dicarboxylic acid is classified as a Warning. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area. Avoid breathing dust/fume/gas/mist/vapours/spray.
Is Furan-2,3-dicarboxylic acid a controlled substance?
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Based on the provided data, Furan-2,3-dicarboxylic acid is not indicated as a controlled substance.
How is Furan-2,3-dicarboxylic acid packed, shipped, and exported?
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Tech Serve Solutions carefully packs and ships fine chemicals globally, adhering to international export regulations for hazardous materials where applicable.
How can I request a quote or sample for Furan-2,3-dicarboxylic acid?
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Please contact our sales team or use the product inquiry form on our website to request a quote or sample.
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