Description

2-Ethynylpyridine is a versatile heterocyclic building block featuring a pyridine ring with an ethynyl substituent. This compound is highly valued for its role as a key intermediate in the synthesis of complex molecules, particularly in pharmaceutical and agrochemical research. It is essential for industries focused on developing new active ingredients, advanced materials, and specialty chemicals. The product is supplied under the identifier CAS NO 1945-84-2.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing active pharmaceutical ingredients (APIs), especially in the development of kinase inhibitors and other targeted therapies.
• Agrochemical Synthesis: Used in the research and production of novel pesticides and herbicides, leveraging its reactivity to create complex molecular structures.
• Ligand in Catalysis: Serves as a precursor for creating specialized ligands used in homogeneous catalysis for fine chemical manufacturing.
• Material Science: Employed in the development of advanced polymers, conductive materials, and metal-organic frameworks (MOFs).
• Cross-Coupling Reactions: An important reactant in Sonogashira and other palladium-catalyzed cross-coupling reactions to form carbon-carbon bonds.
• Chemical Research: A fundamental reagent in academic and industrial R&D for exploring new synthetic pathways and novel compounds.

Basic Information

Product Name	2-Ethynylpyridine
CAS No.	1945-84-2
Molecular Formula	C7H5N
Molecular Weight	103.12 g/mol
Synonyms	2-Pyridylacetylene; Ethynylpyridine; 2-Ethynylpyridine; Pyridine, 2-ethynyl-; 2-(Ethynyl)pyridine; 2-Acetylenylpyridine; 2-Pyridinylacetylene
EINECS	217-764-3

Quality Control

Our 2-Ethynylpyridine is produced and tested under a stringent quality management system. Each batch is analyzed to ensure high purity and consistency, meeting the rigorous standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 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.