Chelidamic acid
Chelidamic acid (CAS: 138-60-3), with the molecular formula C7H5NO5 and a molecular weight of 183.12 g/mol, is a pyridine derivative. This compound serves as a valuable building block in organic synthesis. It is primarily utilised in chemical research and the development of novel heterocyclic compounds within the scientific community.

Organic Synthesis Intermediate
Chelidamic acid acts as a key intermediate in the synthesis of more complex organic molecules. Its structure allows for various chemical modifications, making it useful in research and development settings.
Heterocyclic Chemistry
As a substituted pyridine, chelidamic acid is employed in the study and construction of various heterocyclic ring systems. These are foundational structures in many biologically active compounds.
Chemical Research
Researchers utilise chelidamic acid for its specific chemical properties in exploratory synthesis and analytical studies. It contributes to the advancement of chemical knowledge and methodologies.
| Molecular weight | 183.12 |
|---|---|
| Empirical formula | C7H5NO5 |
| Assay | ≥97.0% (dried material, T) |
| Impurities tested | ~1 mol/mol water |
| Melting point | 267 °C (dec.)(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
| 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 Chelidamic acid used for?
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Chelidamic acid (CAS: 138-60-3) is primarily used as a building block in organic synthesis and in heterocyclic chemistry research.
What is the CAS number and formula for Chelidamic acid?
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The CAS number for Chelidamic acid is 138-60-3, and its molecular formula is C7H5NO5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Chelidamic acid with an assay of ≥97.0% (dried material, T). This is a technical/research grade product, and we do not represent it as USP, BP, or EP grade.
What are the safety concerns when handling Chelidamic acid?
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Chelidamic acid is classified as a GHS07 irritant (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.
How is Chelidamic acid packed and shipped?
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Chelidamic acid is carefully packed according to industry standards to ensure safe transit. We are experienced global exporters, adhering to all necessary shipping regulations.
How can I request a sample or quote for Chelidamic acid?
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To request a sample or a quote for Chelidamic acid, please contact our sales team via the website or direct inquiry, providing your contact details and quantity requirements.
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