Description

2-Ethynyl-3-Methylpyrazine is a specialized heterocyclic building block characterized by its reactive ethynyl group. This compound matters as a versatile intermediate for synthesizing complex molecules, particularly in the development of novel pharmaceuticals and advanced materials. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and flavor & fragrance industries for creating targeted active ingredients and functional compounds.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry research.
• Agrochemical Synthesis: Used in the development of new pesticides and herbicides, leveraging its pyrazine core structure.
• Flavor & Fragrance Chemistry: Serves as a precursor for creating complex, high-value aroma compounds due to its heterocyclic nature.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers and advanced organic materials.
• Chemical Biology Probes: Utilized in the synthesis of molecular probes and tags for studying biological systems via click chemistry reactions.
• Academic & Industrial R&D: Fundamental reagent for methodological development and exploratory synthesis in organic chemistry laboratories.

Basic Information

Product Name	2-Ethynyl-3-Methylpyrazine
CAS No.	41039-83-2
Molecular Formula	C7H6N2
Molecular Weight	118.14 g/mol
Synonyms	3-Methyl-2-ethynylpyrazine; 2-Ethynyl-3-methyl-1,4-diazine; 2-Ethynyl-3-methylpyrazine; Pyrazine, 2-ethynyl-3-methyl-; Ethynylmethylpyrazine; (3-Methylpyrazin-2-yl)acetylene
EINECS	Contact for details

Quality Control

Our 2-Ethynyl-3-Methylpyrazine is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We are committed to meeting the stringent requirements of our global clientele in advanced chemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This material is light-sensitive and easily oxidized; prolonged exposure to air or light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical 97-99%)
Water Content (KF)	≤ 0.5%

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