Quinoxaline-6-carboxylic acid
Quinoxaline-6-carboxylic acid (CAS: 6925-00-4), with the molecular formula C9H6N2O2 and a molecular weight of 174.16 g/mol, is a heterocyclic organic compound. It serves as a valuable building block in chemical synthesis, particularly within the realm of medicinal chemistry and materials science. Its rigid quinoxaline core functionalised with a carboxylic acid group allows for diverse derivatisation in the development of novel compounds and functional materials.

Pharmaceutical Intermediate
Quinoxaline-6-carboxylic acid is employed in the synthesis of various pharmaceutical agents. Its structure can be incorporated into molecules being investigated for therapeutic applications, potentially contributing to novel drug discovery efforts.
Organic Synthesis Reagent
This compound acts as a versatile building block in complex organic syntheses. The carboxylic acid group provides a reactive handle for further functionalisation, enabling the construction of more elaborate molecular architectures.
Materials Science Research
The quinoxaline moiety is of interest in materials science, for example, in the development of organic semiconductors or dyes. Quinoxaline-6-carboxylic acid can be a precursor for synthesising such advanced materials.
| Molecular weight | 174.16 |
|---|---|
| Empirical formula | C9H6N2O2 |
| Assay | 97% |
| Melting point | 224-229 °C (dec.) |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- 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 |
| Safety statements (S) | 26 |
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 Quinoxaline-6-carboxylic acid used for?
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Quinoxaline-6-carboxylic acid is primarily used as a building block in organic synthesis, particularly for creating pharmaceutical intermediates and in materials science research.
What is the CAS number and molecular formula for Quinoxaline-6-carboxylic acid?
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The CAS number is 6925-00-4 and the molecular formula is C9H6N2O2.
What grade and purity does Tech Serve Solutions supply for Quinoxaline-6-carboxylic acid?
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Tech Serve Solutions supplies Quinoxaline-6-carboxylic acid with an assay of 97%. We do not represent this product as meeting USP, BP, EP, or pharmacopoeial standards.
How should Quinoxaline-6-carboxylic acid be handled?
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Handle Quinoxaline-6-carboxylic acid with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. It is classified as a Warning with hazard statement H319 (Causes serious eye irritation).
Is Quinoxaline-6-carboxylic acid a controlled substance?
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The provided data does not indicate that Quinoxaline-6-carboxylic acid is a controlled substance.
How is Quinoxaline-6-carboxylic acid packed and exported?
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Quinoxaline-6-carboxylic acid is carefully packed for safe handling and shipping. As a global supplier, Tech Serve Solutions exports this chemical internationally.
How can I request a sample or quote for Quinoxaline-6-carboxylic acid?
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To request a sample or a quotation for Quinoxaline-6-carboxylic acid, please contact our sales team through the website.
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