Description

1,2-Di(3-Pyridinyl)Ethyne is a high-purity organic building block featuring a rigid, linear alkyne core symmetrically substituted with pyridine rings. This compound matters as a versatile and valuable intermediate for constructing complex molecular architectures in advanced research and development. It is primarily needed by pharmaceutical, agrochemical, and materials science industries for applications in ligand synthesis, coordination chemistry, and as a precursor for functional polymers and metal-organic frameworks.

Application

This specialized chemical intermediate enables innovation across several high-value sectors:

• Pharmaceutical Intermediates: Serves as a key synthon in the development of novel active pharmaceutical ingredients (APIs), particularly for kinase inhibitors and other targeted therapies.
• Agrochemical Research: Used in the synthesis of new crop protection agents and herbicides, leveraging its structural rigidity for bioactivity.
• Ligand Synthesis for Catalysis: Acts as a precursor for creating sophisticated bidentate and polydentate ligands used in homogeneous catalysis and asymmetric synthesis.
• Materials Science: Employed in the construction of metal-organic frameworks (MOFs), covalent organic frameworks (COFs), and conductive polymers due to its conjugated system and coordination sites.
• Chemical Research & Development: A fundamental building block in academic and industrial R&D for exploring new reactions and creating functional organic molecules.

Basic Information

Product Name	1,2-Di(3-Pyridinyl)Ethyne
CAS No.	50559-45-0
Molecular Formula	C12H8N2
Molecular Weight	180.21 g/mol
Synonyms	3,3'-(1,2-Ethynediyl)dipyridine; 1,2-Bis(3-pyridyl)acetylene; 3,3'-Bipyridinyl-5,5'-diylacetylene; Di-3-pyridylacetylene; 3-Ethynylpyridine dimer; 3,3'-Ethynylenedipyridine; 1,2-Di(pyridin-3-yl)ethyne; 3,3'-(Ethyne-1,2-diyl)dipyridine
EINECS	Contact for details

Quality Control

Our 1,2-Di(3-Pyridinyl)Ethyne is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles 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, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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