Description

Pyrazine, 2-Bromo-3,5-Dimethyl- is a halogenated pyrazine derivative, a versatile and high-value heterocyclic building block. This compound is essential for advanced organic synthesis, enabling the introduction of a reactive bromine atom into complex molecular architectures. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in kinase inhibitor and antiviral research.
• Agrochemical Synthesis: Used in the creation of advanced fungicides, herbicides, and plant growth regulators.
• Ligand & Catalyst Development: Serves as a precursor for nitrogen-containing ligands used in transition metal catalysis.
• Material Science Research: Employed in the synthesis of organic semiconductors, conductive polymers, and advanced organic frameworks (MOFs/COFs).
• Flavor & Fragrance Chemistry: Acts as a building block for synthesizing complex aroma compounds due to the pyrazine core structure.
• Academic & Industrial R&D: A valuable reagent for methodological studies in cross-coupling reactions and heterocyclic chemistry.

Basic Information

Product Name	Pyrazine, 2-Bromo-3,5-Dimethyl-
CAS No.	91678-74-9
Molecular Formula	C6H7BrN2
Molecular Weight	187.04 g/mol
Synonyms	2-Bromo-3,5-dimethylpyrazine; 3,5-Dimethyl-2-bromopyrazine; 2-Bromo-3,5-dimethyl-1,4-diazine; Bromo-dimethylpyrazine; 91678-74-9; Pyrazine, bromodimethyl-
EINECS	Contact for details

Quality Control

Our 2-Bromo-3,5-dimethylpyrazine is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed chromatograms and spectral data are provided to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.