Description

4-Aminoazobenzene Hydrochloride is an important organic intermediate and dye precursor, valued for its role in synthesizing azo compounds. This compound is critical for industries requiring precise colorants and functional chemical building blocks. It is primarily utilized by manufacturers in the dye and pigment, pharmaceutical, and advanced materials research sectors.

Application

• Dye and Pigment Synthesis: A key intermediate for producing azo dyes and pigments used in textiles, inks, and plastics.
• Pharmaceutical Research: Utilized as a building block in the synthesis of certain active pharmaceutical ingredients (APIs) and for biochemical studies.
• Analytical Chemistry: Serves as a reagent or standard in chromatographic analysis and other laboratory testing procedures.
• Material Science: Used in research for developing functional organic materials, including liquid crystals and photochromic compounds.
• Chemical Synthesis: Acts as a versatile intermediate for further chemical modifications to create more complex organic molecules.

Basic Information

Product Name	4-Aminoazobenzene Hydrochloride
CAS No.	3457-98-5
Molecular Formula	C12H12N3·HCl
Molecular Weight	233.70 g/mol (Free base: 197.24 g/mol)
Synonyms	4-Aminoazobenzene HCl; p-Aminoazobenzene Hydrochloride; Solvent Yellow 7; C.I. 11160; 4-Phenylazoaniline Hydrochloride; 1-Amino-4-phenylazobenzene Hydrochloride; Aniline, 4-(phenylazo)-, hydrochloride
EINECS	222-395-6

Quality Control

Our 4-Aminoazobenzene Hydrochloride is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed and away from direct light to maintain stability and purity.

Specification

Item	Specification
Appearance	Dark red to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 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.