2-Methylpyridine-3-carboxylic acid
2-Methylpyridine-3-carboxylic acid (CAS: 3222-56-8; Formula: C7H7NO2; MW: 137.14) is a pyridine derivative widely utilised as a building block in chemical synthesis. This compound is a valuable intermediate, particularly in the production of complex heterocyclic compounds. Its structure lends itself to diverse synthetic pathways, making it a key component in research and development across various chemical industries.
- IUPAC
- 2-Methylpyridine-3-carboxylic acid,2-Methylnicotinic acid
- Synonyms
- 2-Methylnicotinic acid

Chemical Synthesis Intermediate
Serves as a crucial building block in organic synthesis, enabling the construction of more complex molecular structures. It is particularly useful in reactions involving pyridine rings.
Heterocyclic Compound Production
A key intermediate for synthesising a variety of heterocyclic compounds, including those with potential pharmaceutical applications. Its structure facilitates diverse functional group transformations.
Research and Development
Utilised in academic and industrial research laboratories for exploring novel synthetic routes and developing new chemical entities. Its defined structure aids in predictable reaction outcomes.
| Molecular weight | 137.14 |
|---|---|
| Empirical formula | C7H7NO2 |
| Assay | 98% |
| Melting point | 228-230 °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) | 26-36 |
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 2-Methylpyridine-3-carboxylic acid used for?
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2-Methylpyridine-3-carboxylic acid is primarily used as a building block in chemical synthesis and for the production of heterocyclic compounds in research and development.
What are the CAS number and formula for 2-Methylpyridine-3-carboxylic acid?
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The CAS number is 3222-56-8 and the empirical formula is C7H7NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Methylpyridine-3-carboxylic acid with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should 2-Methylpyridine-3-carboxylic acid be handled?
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Handle with appropriate personal protective equipment, including a dust mask (N95 recommended), eyeshields, and gloves. Avoid breathing dust and ensure good ventilation. It is classified with GHS07, Warning signal word, and carries hazard statements H315, H319, H335.
Is 2-Methylpyridine-3-carboxylic acid packed and shipped by TSS?
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Yes, Tech Serve Solutions, a specialist global supplier and exporter, offers 2-Methylpyridine-3-carboxylic acid for purchase and export.
How can I request a sample or quote for 2-Methylpyridine-3-carboxylic acid?
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Please contact our sales team to request a sample or obtain a quote for 2-Methylpyridine-3-carboxylic acid.
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