Description

4-Ethynyl-2,2'-Bipyridine CAS NO 146548-24-5 is a high-purity, functionalized bipyridine derivative featuring a reactive ethynyl group. This compound is a critical building block in coordination chemistry and materials science, enabling the synthesis of complex molecular architectures. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for developing catalysts, sensors, and optoelectronic components.

Application

• Ligand Synthesis: A key precursor for constructing sophisticated polydentate ligands used in transition metal catalysis.
• Pharmaceutical Intermediates: Serves as a versatile synthon in the research and development of novel active pharmaceutical ingredients (APIs).
• Materials Science: Used in the fabrication of metal-organic frameworks (MOFs), covalent organic frameworks (COFs), and other functional porous materials.
• Polymer Chemistry: Employed in the synthesis of conjugated polymers and dendrimers via click chemistry and other coupling reactions.
• Sensor Development: Integral to creating luminescent probes and electrochemical sensors due to its strong metal-chelating properties.
• Agrochemical Research: Acts as an intermediate in the design of new crop protection agents and plant growth regulators.

Basic Information

Product Name	4-Ethynyl-2,2'-Bipyridine
CAS No.	146548-24-5
Molecular Formula	C12H8N2
Molecular Weight	180.21 g/mol
Synonyms	4-Ethynyl-2,2'-bipyridyl; 2,2'-Bipyridine, 4-ethynyl-; 4-Ethynylbipyridine; 4-(Ethynyl)-2,2'-bipyridine; 4-Ethynyl-2,2'-dipyridyl; 4-Ethynyl-2,2'-Bipyridyl; 4-Ethynyl-2,2'-Bipyridine (major)
EINECS	Contact for details

Quality Control

Every batch of 4-Ethynyl-2,2'-Bipyridine is manufactured under strict quality management systems. Our products undergo rigorous quality testing including HPLC, NMR, and mass spectrometry to ensure compliance with industry standards and batch-to-batch consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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 place. Due to its sensitivity, keep away from oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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