5-Methyl-2-pyrazinecarboxylic acid
5-Methyl-2-pyrazinecarboxylic acid (CAS 5521-55-1) is a heterocyclic organic compound with the molecular formula C6H6N2O2 and a molecular weight of 138.12 g/mol. It serves as a valuable building block in chemical synthesis, particularly within the realm of heterocyclic chemistry. This compound is primarily utilised in research and development settings for the creation of novel molecules and complex organic structures.

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of various organic compounds, leveraging its pyrazinecarboxylic acid structure for further chemical transformations.
Heterocyclic Chemistry Research
A valuable reagent for researchers exploring novel heterocyclic compounds and their potential applications in medicinal chemistry and materials science.
Building Block for Complex Molecules
Serves as a foundational component in multi-step syntheses, enabling the construction of more intricate molecular architectures.
| Molecular weight | 138.12 |
|---|---|
| Empirical formula | C6H6N2O2 |
| Assay | 98% |
| Melting point | 167-171 °C(lit.) |

Hazard statements
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- 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) | 41 |
| Safety statements (S) | 26-39 |
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 5-Methyl-2-pyrazinecarboxylic acid primarily used for?
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5-Methyl-2-pyrazinecarboxylic acid is primarily used as a building block and intermediate in organic synthesis, particularly within heterocyclic chemistry research and development.
What are the CAS number and formula for 5-Methyl-2-pyrazinecarboxylic acid?
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The CAS number is 5521-55-1 and the empirical formula is C6H6N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Methyl-2-pyrazinecarboxylic acid with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should 5-Methyl-2-pyrazinecarboxylic acid be handled safely?
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Due to the risk of serious eye damage (H318), appropriate personal protective equipment including eyeshields, gloves, and a dust mask (type N95 US) should be worn. Avoid contact with eyes and skin. In case of eye contact, rinse cautiously with water for several minutes, removing contact lenses if present and easy to do. Continue rinsing.
Is 5-Methyl-2-pyrazinecarboxylic acid available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 5-Methyl-2-pyrazinecarboxylic acid, adhering to all necessary export regulations.
How can I request a sample or quote for 5-Methyl-2-pyrazinecarboxylic acid?
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To request a sample or a quotation, please contact our sales department through the website or by phone, providing your contact details and the required quantity.
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