Tech Serve Solutions

Pyrazine

CAS 290-37-9C4H4N2Chemical Synthesis

Pyrazine (CAS 290-37-9), molecular formula C4H4N2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

Pyrazine
Building BlocksChemical SynthesisHeterocyclic Building BlocksPyrazines
01 /Properties
Molecular weight80.09
Empirical formulaC4H4N2
Assay≥99%
Gradepurum
Boiling point115-116 °C(lit.)
Density1.031 g/mL at 25 °C(lit.)
Melting point50-56 °C(lit.)
02 /Safety & handling
Flammable
Flammable
Harmful / irritant
Harmful / irritant
Danger

Hazard statements

  • H228Flammable solid
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Flash point55 °C / 131 °F
Transport (UN / ADR)UN 1325 4.1 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)F,Xi
Risk statements (R)11-36/37/38
Safety statements (S)16-26-36

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
290-37-9
MDL number
MFCD00006122
PubChem substance
24887928
Beilstein registry
103905
04 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS 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.

05 /Frequently asked questions

What is Pyrazine?

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Pyrazine (CAS 290-37-9), molecular formula C4H4N2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of Pyrazine does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Pyrazine in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of Pyrazine?

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Pyrazine has CAS number 290-37-9 and molecular formula C4H4N2. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Pyrazine?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of Pyrazine ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should Pyrazine be stored?

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Store Pyrazine in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is Pyrazine used for?

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Pyrazine is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for Pyrazine?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need Pyrazine in a specific grade or volume?

Request a quote