Description

4-Hydroxy-Azobenzene-4'-Carboxylicacid is a specialized azo dye intermediate and functional organic compound characterized by its distinct molecular structure. This compound is valued for its role as a precise building block in the synthesis of advanced materials and colorants, offering high purity and batch-to-batch consistency critical for research and industrial processes. It is primarily utilized by manufacturers and R&D laboratories in the fine chemical, liquid crystal, and advanced polymer sectors.

Application

• Liquid Crystal Display (LCD) Manufacturing: Serves as a key precursor for synthesizing photoactive and dichroic dyes used in guest-host LCDs.
• Advanced Polymer Synthesis: Acts as a functional monomer for creating azo-based polymers with specific optical or electronic properties.
• Non-Linear Optical (NLO) Materials: Used in the research and development of materials for photonics and optoelectronic applications.
• Dye and Pigment Intermediate: A crucial starting material for producing high-performance azo dyes and pigments.
• Chemical Research & Development: Employed as a standard or reagent in organic synthesis and material science studies.
• Surface Modification: Can be used to functionalize surfaces for sensor technology or specialized coatings.

Basic Information

Product Name	4-Hydroxy-Azobenzene-4'-Carboxylicacid
CAS No.	2497-38-3
Molecular Formula	C13H10N2O3
Molecular Weight	242.23 g/mol
Synonyms	4-Hydroxyazobenzene-4'-carboxylic acid; 4'-Carboxy-4-hydroxyazobenzene; 4-(4-Hydroxyphenylazo)benzoic acid; Benzoic acid, 4-[(4-hydroxyphenyl)azo]-; Azobenzene-4-carboxylic acid, 4'-hydroxy-; p-Hydroxyazobenzene-p'-carboxylic acid; Azo dye intermediate AZOCA; [1,1'-Biphenyl]-4-carboxylic acid, 4-hydroxy-4'-azo- (related form)
EINECS	219-692-7

Quality Control

Our 4-Hydroxy-Azobenzene-4'-Carboxylicacid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for advanced material synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and impurity profiles is provided with every shipment.

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 such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	245 - 250 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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