Description

2,6-Diethynylpyridine CAS NO 75867-46-8 is a high-value, multi-functional organic building block characterized by its two terminal alkyne groups on a pyridine core. This unique structure makes it a critical intermediate for synthesizing advanced materials and complex molecular architectures. It is essential for researchers and manufacturers in the fields of pharmaceuticals, agrochemicals, and materials science who require precise, high-purity components for their development and production processes.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates, particularly for targeted therapies.
• Ligand Synthesis for Catalysis: Used to construct sophisticated nitrogen-containing ligands for transition metal catalysts, enhancing reaction selectivity and efficiency.
• Advanced Material Building Block: A fundamental monomer for creating conjugated polymers, metal-organic frameworks (MOFs), and covalent organic frameworks (COFs) with tailored electronic or optical properties.
• Agrochemical Research: Employed in the development of new generation pesticides and herbicides with improved efficacy and environmental profiles.
• Cross-Coupling Reactions: An ideal substrate for Sonogashira, Glaser, and other palladium-catalyzed cross-coupling reactions to form extended π-conjugated systems.
• Chemical Sensor Development: Incorporated into the design of fluorescent probes and chemosensors for the detection of specific ions or small molecules.

Basic Information

Product Name	2,6-Diethynylpyridine
CAS No.	75867-46-8
Molecular Formula	C9H5N
Molecular Weight	127.14 g/mol
Synonyms	2,6-Bis(ethynyl)pyridine; Pyridine, 2,6-diethynyl-; 2,6-Diethynyl-pyridine; 2,6-Pyridinediylbis(ethyne)
EINECS	Contact for details

Quality Control

Our 2,6-Diethynylpyridine is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including HPLC, GC, and NMR, to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider storing under an inert atmosphere such as argon or nitrogen to maintain optimal stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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