Description

Disodium 2,2'-[(3,3'-Dimethyl[1,1'-Biphenyl]-4,4'-Diyl)Bis[Imino[1-(1-Hydroxyethylidene)-2-Oxoethylene]Azo]]Bis[5-Acetamidobenzoate] is a high-purity, synthetic organic compound belonging to the class of azo dyes and colorants. This chemical is valued for its excellent color strength, stability, and compatibility in demanding industrial formulations. It is primarily sought by manufacturers in the specialty chemicals, inks, and advanced material coating sectors who require consistent, high-performance colorants.

Application

This specialized azo compound is engineered for applications where precise color properties and chemical stability are paramount.

• High-Performance Inks: Used as a key pigment or dye component in specialty printing inks, including security and packaging inks.
• Industrial Coatings: Imparts color and UV stability to coatings for plastics, metals, and other substrates.
• Plastics and Polymers: Serves as a colorant for engineering plastics and synthetic fibers during masterbatch production.
• Specialty Dyes: Employed in the formulation of dyes for niche applications requiring specific solubility and fastness properties.
• Research & Development: Acts as a chemical intermediate or reference standard in the development of new colorants and functional materials.

Basic Information

Product Name	Disodium 2,2'-[(3,3'-Dimethyl[1,1'-Biphenyl]-4,4'-Diyl)Bis[Imino[1-(1-Hydroxyethylidene)-2-Oxoethylene]Azo]]Bis[5-Acetamidobenzoate]
CAS No.	94160-40-4
Molecular Formula	C44H36N6Na2O12
Molecular Weight	862.78 g/mol
Synonyms	Disodium 5,5'-[(3,3'-Dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[azo(2-hydroxy-3,1-phenylene)carbonylimino]]bis(2-acetamidobenzoate); CI 18065; Pigment Yellow 180; PY 180; Azo Yellow 180; 2,2'-[(3,3'-Dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[imino(1-(1-hydroxyethylidene)-2-oxoethylene)azo]]bis[5-acetamidobenzoic acid] disodium salt
EINECS	Contact for details

Quality Control

Our production of this azo compound adheres to strict quality management protocols to ensure batch-to-batch consistency and performance. Every lot undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling. Certificates of Analysis (COA) documenting all critical parameters are available upon request 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 room temperature (15-25°C). Keep away from incompatible materials and sources of ignition. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in DMSO)	Clear solution

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