2-Hydroxypyrazine
2-Hydroxypyrazine (CAS: 6270-63-9), with the molecular formula C4H4N2O and a molecular weight of 96.09 g/mol, is a heterocyclic organic compound. It serves as a valuable building block in chemical synthesis, particularly within the realm of pyrazine chemistry and the development of heterocyclic compounds. Its well-defined structure makes it a useful intermediate for researchers and chemists.
- IUPAC
- 2-(1H)-Pyrazinone
- Synonyms
- 2-(1H)-Pyrazinone

Chemical Synthesis Intermediate
2-Hydroxypyrazine is employed as a key intermediate in the synthesis of more complex organic molecules. Its pyrazine core allows for diverse chemical modifications, enabling the construction of novel compounds for various research applications.
Heterocyclic Chemistry Research
This compound is utilised in academic and industrial research focused on heterocyclic chemistry. It provides a structural motif for exploring new reactions and developing functionalised pyrazine derivatives.
Building Block for Advanced Materials
The unique structure of 2-Hydroxypyrazine can be incorporated into larger molecular frameworks, potentially contributing to the development of new materials with specific electronic or optical properties.
| Molecular weight | 96.09 |
|---|---|
| Empirical formula | C4H4N2O |
| Assay | 97% |
| Melting point | 185-190 °C |


Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-41 |
| 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 2-Hydroxypyrazine used for?
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2-Hydroxypyrazine is primarily used as a building block in chemical synthesis and for research in heterocyclic chemistry, particularly involving pyrazines.
What are the CAS number and molecular formula for 2-Hydroxypyrazine?
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The CAS number for 2-Hydroxypyrazine is 6270-63-9, and its molecular formula is C4H4N2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydroxypyrazine with an assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should 2-Hydroxypyrazine be handled safely?
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2-Hydroxypyrazine is classified as Danger. It is harmful if swallowed (H302) and causes serious eye damage (H318). Handle with appropriate personal protective equipment, including eye protection (P280, P305 + P351 + P338).
Is 2-Hydroxypyrazine supplied internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Hydroxypyrazine.
How can I request a sample or quote for 2-Hydroxypyrazine?
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To request a sample or quote for 2-Hydroxypyrazine, please contact our sales team through the website or by phone.
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