3-Chloro-2,5-dimethylpyrazine
3-Chloro-2,5-dimethylpyrazine (CAS: 95-89-6) is a halogenated heterocyclic compound with the molecular formula C6H7ClN2 and a molecular weight of 142.59 g/mol. Supplied by Tech Serve Solutions with an assay of 98%, this chemical is primarily utilised as a building block in organic synthesis, particularly within the fields of chemical and pharmaceutical research. Its structure makes it valuable for introducing the dimethylpyrazine moiety into more complex molecules.
- Synonyms
- C6H7ClN22,5-Dimethyl-3-chloropyrazine

Organic Synthesis Intermediate
3-Chloro-2,5-dimethylpyrazine serves as a key intermediate in the synthesis of diverse organic compounds. Its reactive chlorine atom allows for facile substitution reactions, enabling its incorporation into various molecular frameworks.
Research and Development
This compound is frequently employed in research laboratories for the development of novel molecules, including potential pharmaceutical candidates and functional materials. Its use as a heterocyclic building block is well-documented.
Agrochemical Synthesis
The pyrazine structure is found in certain agrochemical agents. 3-Chloro-2,5-dimethylpyrazine can be a precursor in the development pathways for new crop protection chemicals.
| Molecular weight | 142.59 |
|---|---|
| Empirical formula | C6H7ClN2 |
| Assay | 98% |
| Boiling point | 66-69 °C/9 mmHg(lit.) |
| Density | 1.181 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.527(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 83 °C / 181.4 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
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 3-Chloro-2,5-dimethylpyrazine used for?
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3-Chloro-2,5-dimethylpyrazine is primarily used as a building block in organic synthesis and in research and development for creating novel compounds, including potential pharmaceuticals and agrochemicals.
What are the CAS number and formula for 3-Chloro-2,5-dimethylpyrazine?
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The CAS number is 95-89-6 and the empirical formula is C6H7ClN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Chloro-2,5-dimethylpyrazine with a purity of 98% assay. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated.
What are the safety and handling precautions for 3-Chloro-2,5-dimethylpyrazine?
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This compound has a flash point of 83°C (181.4°F) and is classified under NA 1993 / PGIII. Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, should be used. Consult the safety data sheet for detailed handling information.
How is 3-Chloro-2,5-dimethylpyrazine packed and shipped?
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Tech Serve Solutions exports chemicals globally, ensuring appropriate packaging and compliance with transportation regulations for international shipment.
How can I request a sample or quote for 3-Chloro-2,5-dimethylpyrazine?
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Please contact our sales team via the website or direct inquiry channels to request a sample or obtain a quotation.
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