2-Quinoxalinecarboxylic acid
2-Quinoxalinecarboxylic acid (CAS: 879-65-2, C9H6N2O2) is a heterocyclic organic compound with a molecular weight of 174.16 g/mol. Supplied by Tech Serve Solutions at 97% assay, this chemical serves as a valuable building block in organic synthesis. It is primarily utilised in the preparation of complex organic molecules, including derivatives like N-(2-quinoxaloyl)-α-amino acids and bisquinoxalinecarbonyl compounds, contributing to advancements in chemical research and development.

Synthesis of N-(2-quinoxaloyl)-α-amino acids
2-Quinoxalinecarboxylic acid is employed as a precursor in the synthesis of N-(2-quinoxaloyl)-α-amino acids. These compounds can be important intermediates in the development of novel pharmaceutical agents or research chemicals.
Preparation of Bisquinoxalinecarbonyl Derivatives
The compound is utilised in the preparation of bisquinoxalinecarbonyl derivatives. These more complex molecules may find applications in materials science or as ligands in coordination chemistry.
Heterocyclic Building Block
As a member of the quinoxaline family, this carboxylic acid acts as a versatile heterocyclic building block for constructing larger, more complex molecular architectures in organic synthesis.
| Molecular weight | 174.16 |
|---|---|
| Empirical formula | C9H6N2O2 |
| Assay | 97% |
| Application | 2-Quinoxalinecarboxylic acid has been used in the preparation of:• N-(2-quinoxaloyl)-α-amino acids1• bisquinoxaloyl (bisquinoxalinecarbonyl) derivatives2 |
| Melting point | 208 °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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 2-Quinoxalinecarboxylic acid used for?
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2-Quinoxalinecarboxylic acid is primarily used as a building block in organic synthesis for the preparation of compounds such as N-(2-quinoxaloyl)-α-amino acids and bisquinoxalinecarbonyl derivatives.
What are the CAS number and molecular formula for 2-Quinoxalinecarboxylic acid?
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The CAS number for 2-Quinoxalinecarboxylic acid is 879-65-2, and its molecular formula is C9H6N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Quinoxalinecarboxylic acid with an assay of 97%. We do not represent this product as meeting USP, BP, or EP pharmacopoeial standards.
What are the primary hazards associated with 2-Quinoxalinecarboxylic acid?
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2-Quinoxalinecarboxylic acid is classified as a Warning. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate PPE, including a dust mask (N95), eyeshields, and gloves, should be used when handling.
How is 2-Quinoxalinecarboxylic acid supplied and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2-Quinoxalinecarboxylic acid. Specific packaging and shipping details can be provided upon request.
How can I request a sample or quote for 2-Quinoxalinecarboxylic acid?
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To request a sample or a quote for 2-Quinoxalinecarboxylic acid, please contact our sales department through the details provided on our website.
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