Description

2-Ethynylpyrazine is a high-purity, specialized heterocyclic building block featuring a reactive ethynyl group attached to a pyrazine ring. This compound matters as a critical intermediate for synthesizing complex molecules in advanced research and development, enabling the creation of novel chemical architectures. It is primarily needed by pharmaceutical researchers, agrochemical developers, and material scientists working on active ingredients, functional materials, and ligand systems.

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 research and production of advanced crop protection agents and herbicides.
• Material Science Research: Serves as a building block for creating functional organic materials, conductive polymers, and metal-organic frameworks (MOFs).
• Ligand and Catalyst Development: Employed in the design of novel ligands for catalysis and coordination chemistry.
• Flavor & Fragrance Chemistry: Investigated for the synthesis of complex aroma compounds due to the pyrazine core's characteristic nutty, roasted notes.
• Chemical Biology Probes: Utilized in click chemistry and bio-conjugation strategies to label or modify biomolecules.

Basic Information

Product Name	2-Ethynylpyrazine
CAS No.	153800-11-4
Molecular Formula	C6H4N2
Molecular Weight	104.11 g/mol
Synonyms	2-Ethynylpyrazine; Pyrazine, 2-ethynyl-; Ethynylpyrazine; 2-Pyrazinylethyne; (Pyrazin-2-yl)acetylene; 2-(1,2-Didehydroethyl)pyrazine; 153800-11-4
EINECS	Contact for details

Quality Control

Our 2-Ethynylpyrazine is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment 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 room temperature (15-25°C). The compound is light-sensitive and should be handled under an inert atmosphere for prolonged stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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