Description

1,1'-[[(2-Chlorophenyl)Methylene]Bis[(2,5-Dimethyl-4,1-Phenylene)Azo]]Bis(2-Naphthol) CAS NO 6706-75-8 is a specialized azo dye intermediate of significant commercial importance. Its complex molecular structure, featuring a chlorophenyl and bis-naphthol backbone, provides unique chromophoric properties essential for producing high-performance pigments. This compound is primarily sought after by manufacturers in the pigments, dyes, and specialty chemical sectors who require precise colorants for demanding applications.

Application

This advanced azo compound serves as a critical building block in several high-value industrial processes. Its primary and derived applications include:

• High-Performance Pigment Synthesis: As a key intermediate for manufacturing organic pigments with excellent color strength, heat stability, and weatherfastness.
• Specialty Dyes for Plastics and Polymers: Used in the coloration of engineering plastics, synthetic fibers, and masterbatches where superior dispersion and thermal stability are required.
• Functional Dyes for Non-Textile Applications: Potential use in the formulation of dyes for inks, coatings, and specialty papers.
• Research & Development: Serving as a valuable synthon in academic and industrial R&D for developing novel chromophores and functional materials.
• Liquid Crystal Displays (LCD) and Electronics: Investigation into its use for color filters and other optoelectronic applications due to its specific light-absorption characteristics.

Basic Information

Item	Detail
Product Name	1,1'-[[(2-Chlorophenyl)Methylene]Bis[(2,5-Dimethyl-4,1-Phenylene)Azo]]Bis(2-Naphthol)
CAS No.	6706-75-8
Molecular Formula	C45H34ClN4O2
Molecular Weight	689.23 g/mol
Synonyms	Pigment Orange 34 (C.I. 21115); C.I. 21115; 1,1'-[(2-Chlorophenyl)methylene]bis[4-(2,5-dimethylphenyl)azo]-2-naphthol; Bisazo Pigment Orange 34; 2-Naphthol, 1,1'-[[(2-chlorophenyl)methylene]bis[(2,5-dimethyl-4,1-phenylene)azo]]bis-; Orange Pigment 34
EINECS	229-754-7

Quality Control

Our production of 1,1'-[[(2-Chlorophenyl)Methylene]Bis[(2,5-Dimethyl-4,1-Phenylene)Azo]]Bis(2-Naphthol) adheres to a stringent quality management system. Every batch is analyzed against rigorous in-house specifications to ensure consistent purity, color value, and chemical identity. Comprehensive testing includes identification, assay, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. Isolate from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Orange to Reddish-Orange Powder
Identification (IR)	Conforms to Structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Ash Content	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility	Practically insoluble in water; soluble in concentrated sulfuric acid

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