Description

3-[(2-Chloro-4-Nitrophenyl)Azo]-9H-Carbazole is a specialized azo dye intermediate characterized by its carbazole and nitro-substituted aromatic structure. This compound is valued for its ability to impart specific color and functional properties in advanced material synthesis. It is primarily sought by manufacturers in the pigment and dye industry, as well as researchers developing functional organic materials.

Application

• Dye and Pigment Manufacturing: A key intermediate for synthesizing high-performance azo pigments and dyes, particularly for applications requiring specific shades of yellow, orange, or red.
• Functional Material Research: Used in the development of organic semiconductors, photoconductive materials, and non-linear optical (NLO) materials due to the electron-rich carbazole core.
• Liquid Crystal Displays (LCDs): Potential application as a dichroic dye or a component in color filters for display technologies.
• Analytical Chemistry: May serve as a reagent or a standard in chromatographic analysis and method development for related compound classes.
• Textile and Polymer Coloring: As a precursor for dyes used in specialized textile, ink, and plastic coloring where lightfastness and chemical stability are critical.

Basic Information

Product Name	3-[(2-Chloro-4-Nitrophenyl)Azo]-9H-Carbazole
CAS No.	64071-87-0
Molecular Formula	C18H11ClN4O2
Molecular Weight	350.76 g/mol
Synonyms	3-[(2-Chloro-4-nitrophenyl)azo]-9H-carbazole; 9H-Carbazole, 3-[(2-chloro-4-nitrophenyl)azo]-; Carbazole Yellow; Azo Carbazole Derivative; 2-Chloro-4-nitrobenzeneazo carbazole; CI 26050 (Potential); Disperse Yellow 232 (Potential); 3-(2'-Chloro-4'-nitrophenylazo)carbazole
EINECS	Contact for details

Quality Control

Our production of 3-[(2-Chloro-4-Nitrophenyl)Azo]-9H-Carbazole adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques like HPLC and NMR to confirm identity and quantify impurities. 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, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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