Description

Pyrazine, 3-Ethynyl-2,5-Dimethyl- (9Ci) is a specialized heterocyclic organic compound featuring a pyrazine core substituted with methyl and ethynyl groups, making it a valuable alkyne-functionalized building block. Its unique structure provides a reactive handle for advanced synthetic transformations, particularly in the construction of complex molecular architectures. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical sectors, where it is used to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, particularly for creating complex heterocyclic scaffolds.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and pesticides, leveraging its reactive ethynyl group for structure-activity optimization.
• Material Science Research: Acts as a precursor for organic electronic materials, such as ligands for metal-organic frameworks (MOFs) or components for conductive polymers.
• Chemical Biology Probes: Employed in click chemistry applications (e.g., CuAAC reactions) to label biomolecules or construct bioconjugates due to its alkyne functionality.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to create novel ligands for catalytic systems.
• Flavor and Fragrance Chemistry: Investigated as a potential intermediate for synthesizing complex aroma compounds, given the role of alkylpyrazines in flavor profiles.

Basic Information

Item	Details
Product Name	Pyrazine, 3-Ethynyl-2,5-Dimethyl- (9Ci)
CAS No.	86521-02-0
Molecular Formula	C8H8N2
Molecular Weight	132.16 g/mol
Synonyms	3-Ethynyl-2,5-dimethylpyrazine; 2,5-Dimethyl-3-ethynylpyrazine; 3-Ethynyl-2,5-dimethyl-1,4-diazine; 2,5-Dimethylpyrazin-3-ylethene
EINECS	Contact for details

Quality Control

Our Pyrazine, 3-Ethynyl-2,5-Dimethyl- (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. All products undergo rigorous analytical testing, including HPLC, GC, and NMR, to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment. We adhere to cGMP principles where applicable to support our clients in regulated industries.

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%
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.