Description

4,4'-Bis((5-Arsono-2,4-Dihydroxyphenyl)Diazenyl)-1,1'-Biphenyl is a specialized organic arsenic compound characterized by its azo dye structure and functional arsono groups. This chemical matters for its unique chelating properties and potential as a colorimetric reagent or analytical standard in research and industrial processes. It is primarily needed by manufacturers and R&D laboratories in the fields of coordination chemistry, analytical reagent development, and specialized dye synthesis.

Application

• Analytical Chemistry: Used as a colorimetric reagent or chelating agent for the detection and quantification of specific metal ions in solution.
• Research & Development: Serves as a key intermediate or reference standard in the synthesis of novel coordination complexes and organoarsenic compounds.
• Dye & Pigment Industry: Functions as a specialized precursor for the development of azo dyes with specific metal-binding characteristics.
• Chemical Synthesis: Employed as a building block for creating ligands with arsono functional groups for catalysis or material science applications.
• Laboratory Reagent: Utilized in method development and validation for analytical procedures requiring specific arsenic-based complexing agents.

Basic Information

Product Name	4,4'-Bis((5-Arsono-2,4-Dihydroxyphenyl)Diazenyl)-1,1'-Biphenyl
CAS No.	7145-97-3
Molecular Formula	C24H18As2N4O8
Molecular Weight	648.26 g/mol
Synonyms	4,4'-Bis[(5-arsono-2,4-dihydroxyphenyl)diazenyl]biphenyl; 1,1'-Biphenyl, 4,4'-bis[(5-arsono-2,4-dihydroxyphenyl)azo]-; Arsenazo Biphenyl Derivative; Bis(5-arsono-2,4-dihydroxyazobenzene); p,p'-Biazobenzene-4,4'-diylbis(3-arsono-4-hydroxybenzenediazonium) Inner Salt; (CAS 7145-97-3)
EINECS	Contact for details

Quality Control

Our 4,4'-Bis((5-Arsono-2,4-Dihydroxyphenyl)Diazenyl)-1,1'-Biphenyl is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, 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, well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be amber-colored or stored in light-resistant secondary packaging.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm
Arsenic Content	Theoretical range confirmed

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