Description

2,5-Dibromo-3-Methoxypyrazine is a halogenated pyrazine derivative, a versatile and valuable building block in advanced organic synthesis. Its core value lies in its reactive bromine substituents, which enable efficient cross-coupling reactions and functional group transformations. This compound is primarily needed by researchers and manufacturers in the pharmaceutical and agrochemical industries for developing new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in medicinal chemistry programs targeting heterocyclic scaffolds.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides where the pyrazine core imparts specific biological activity.
• Material Science Research: Serves as a precursor for the synthesis of functional organic materials, such as ligands for catalysts or components for electronic materials.
• Cross-Coupling Reactions: An excellent substrate for Suzuki, Stille, and other palladium-catalyzed coupling reactions to create complex, biaryl-type structures.
• Fine Chemical Production: Employed in the custom synthesis of specialty chemicals and complex organic molecules for various high-value industrial applications.

Basic Information

Product Name	2,5-Dibromo-3-Methoxypyrazine
CAS No.	489431-66-5
Molecular Formula	C5H4Br2N2O
Molecular Weight	267.90 g/mol
Synonyms	3-Methoxy-2,5-dibromopyrazine; 2,5-Dibromo-3-methoxypyrazine; Pyrazine, 2,5-dibromo-3-methoxy-; Dibromomethoxypyrazine
EINECS	Contact for details

Quality Control

Our 2,5-Dibromo-3-Methoxypyrazine is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep the container tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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