Description

B 494 CAS NO 20796-40-1 is a high-purity chemical compound, also known as 2,2'-Bipyridine, valued for its role as a versatile chelating ligand and analytical reagent. Its significance lies in its ability to form stable complexes with various metal ions, which is critical for applications in catalysis, material science, and analytical chemistry. This product is essential for research laboratories, pharmaceutical development, and industrial chemical synthesis requiring precise molecular interactions.

Application

• Catalysis: As a key ligand in transition metal catalysis for organic synthesis and polymerization reactions.
• Analytical Chemistry: Used as a chromogenic reagent for the spectrophotometric determination of metal ions like iron.
• Material Science: Employed in the synthesis of electrochemically active complexes for sensors and photovoltaic devices.
• Pharmaceutical Research: Serves as a building block or chelating agent in the development of active pharmaceutical ingredients (APIs).
• Coordination Chemistry: Fundamental for academic and industrial research into novel metal-organic frameworks (MOFs) and complexes.
• Electroplating: Acts as an additive in electroplating baths to improve deposit quality and brightness.

Basic Information

Product Name	B 494
CAS No.	20796-40-1
Molecular Formula	C10H8N2
Molecular Weight	156.18 g/mol
Synonyms	2,2'-Bipyridine; 2,2'-Bipyridyl; 2,2'-Dipyridyl; α,α'-Dipyridyl; Bipyridine; Bipyridyl; Bpy; B 494; B494; B-494
EINECS	244-081-3

Quality Control

Our B 494 is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including identification, purity assay, and impurity profiling, to ensure it meets the high standards required for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Melting Point	69 - 72 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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