Description

3-[(4-Aminophenyl)Azo]-5-Chloro-1,2-Dimethyl-1H-Indazolium Chloride is a specialized azo dye intermediate and a functional organic salt with significant commercial value in advanced material synthesis. This compound is critical for manufacturers requiring precise chromophore structures and reactive cationic sites for creating high-performance colorants and functional polymers. It is primarily sought by R&D and production teams in the dye and pigment, specialty chemical, and advanced material sectors for developing novel products with specific optical or electronic properties.

Application

• Dye and Pigment Intermediate: Serves as a key precursor for synthesizing cationic azo dyes used in textile, paper, and leather industries.
• Functional Polymer Synthesis: Used to incorporate azo and cationic functionalities into polymers for specialty applications, including light-responsive materials.
• Research & Development: A valuable building block in academic and industrial R&D for exploring new chromophores, photo-switches, or ionic liquid crystals.
• Analytical Chemistry: May be employed as a reagent or standard in chromatographic or spectroscopic method development.
• Specialty Ink Formulation: Potential use in developing high-value functional inks for security printing or electronic applications.
• Photographic Sensitizer: Can be investigated for use in light-sensitive layers for specialized photographic or imaging technologies.

Basic Information

Product Name	3-[(4-Aminophenyl)Azo]-5-Chloro-1,2-Dimethyl-1H-Indazolium Chloride
CAS No.	6687-53-2
Molecular Formula	C15H15ClN5+ • Cl-
Molecular Weight	344.22 g/mol (for the cation + chloride counterion)
Synonyms	5-Chloro-1,2-dimethyl-3-[(4-aminophenyl)azo]-1H-indazolium chloride; 3-(4-Aminophenylazo)-5-chloro-1,2-dimethylindazolium chloride; 1,2-Dimethyl-5-chloro-3-(p-aminophenylazo)indazolium chloride; C.I. Basic Orange 41; Azoic diazo component 41; Fast Orange GC Base; Azo dye intermediate 6687-53-2; p-Aminoazobenzene indazolium salt
EINECS	Contact for details

Quality Control

Our production of 3-[(4-Aminophenyl)Azo]-5-Chloro-1,2-Dimethyl-1H-Indazolium Chloride adheres to a strict quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment, ensuring full transparency and compliance with your material 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). Keep away from incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	Dark red to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
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.