Description

Pyrazine, 2,5-Diethynyl-3,6-Dimethyl- is a highly functionalized pyrazine derivative characterized by its ethynyl and methyl substituents. This compound is a valuable advanced organic intermediate and building block for the synthesis of complex molecular architectures. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors, where its unique structure enables the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in oncology and antiviral research.
• Agrochemical Synthesis: Used in the development of new-generation pesticides and herbicides with enhanced efficacy.
• Organic Electronic Materials: Serves as a precursor for conjugated polymers and small molecules used in OLEDs, OFETs, and solar cells.
• Ligand and Catalyst Development: The ethynyl groups provide sites for metal coordination and further functionalization in catalytic systems.
• Chemical Research & Development: A versatile reagent for constructing nitrogen-containing heterocycles and complex molecular frameworks in academic and industrial R&D.
• Specialty Polymer Synthesis: Incorporated into polymer backbones to impart rigidity, thermal stability, and specific electronic properties.

Basic Information

Product Name	Pyrazine, 2,5-Diethynyl-3,6-Dimethyl-
CAS No.	772160-23-3
Molecular Formula	C10H8N2
Molecular Weight	156.19 g/mol
Synonyms	2,5-Diethynyl-3,6-dimethylpyrazine; 3,6-Dimethyl-2,5-diethynylpyrazine; 2,5-Diethynyl-3,6-dimethyl-1,4-diazine; 2,5-Diethynyl-3,6-dimethylpyrazine; Diethynyldimethylpyrazine
EINECS	Contact for details

Quality Control

Our Pyrazine, 2,5-Diethynyl-3,6-Dimethyl- is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure high purity and consistent quality. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support custom synthesis and can tailor purity grades to meet specific R&D or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended long-term storage temperature is 2-8°C. Allow the container to reach room temperature before opening to minimize moisture ingress.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 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.