Description

Ethanol, 2-4-5,6(Or 6,7)-Dichloro-2-Benzothiazolylazo-3-Methylphenylmethylamino-, Acetate (Ester) CAS NO 149172-69-0 is a specialized azo dye intermediate characterized by its benzothiazole and dichlorophenyl structural motifs. This compound is valued for its role in synthesizing high-performance pigments and dyes, offering excellent color fastness and thermal stability. It is primarily required by manufacturers in the chemical synthesis, specialty pigments, and advanced materials sectors for developing products with precise chromatic and functional properties.

Application

• Synthesis of High-Performance Pigments: A key intermediate for producing azo pigments used in automotive paints, industrial coatings, and plastics requiring superior weatherability and color strength.
• Specialty Dye Manufacturing: Used in the production of dyes for synthetic fibers, textiles, and inks where enhanced lightfastness and chemical resistance are critical.
• Functional Material Research: Serves as a building block in research and development of organic semiconductors, nonlinear optical materials, and photonic devices.
• Analytical Chemistry Reagent: May be employed as a chromogenic agent or a complexing ligand in specific spectrophotometric detection methods.
• Liquid Crystal Display (LCD) Color Filters: Potential application in the formulation of colorants for high-resolution display technologies.

Basic Information

Item	Detail
Product Name	Ethanol, 2-4-5,6(Or 6,7)-Dichloro-2-Benzothiazolylazo-3-Methylphenylmethylamino-, Acetate (Ester)
CAS No.	149172-69-0
Molecular Formula	C19H17Cl2N3O2S
Molecular Weight	422.33 g/mol
Synonyms	2-[(2,6-Dichlorophenyl)azo]-6-(N-ethyl-N-(2-acetoxyethyl)amino)-1,3-benzothiazole; Ethanol, 2-[(2,6-dichlorophenyl)azo]-6-(ethyl(2-hydroxyethyl)amino)benzothiazole, acetate; Azo Benzothiazole Derivative CAS 149172-69-0; 2-(2,6-Dichlorophenylazo)-6-(N-ethyl-N-(2-acetoxyethyl)amino)benzothiazole; Disperse Orange 291; C.I. Disperse Orange 291; Solvent Orange 86; Azo dye intermediate 149172-69-0
EINECS	Contact for details

Quality Control

Our production of Ethanol, 2-4-5,6(Or 6,7)-Dichloro-2-Benzothiazolylazo-3-Methylphenylmethylamino-, Acetate (Ester) adheres to a stringent quality management system to ensure batch-to-batch consistency and purity. Each lot is analyzed against comprehensive specifications using advanced techniques like HPLC, GC, and NMR. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions to prevent degradation.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%

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