Description

1,4-Dimethyl-5-[(2-Phenyl-1H-Indol-3-Yl)Azo]-1H-1,2,4-Triazolium Methyl Sulphate is a specialized cationic azo dye intermediate, valued for its unique heterocyclic structure that imparts specific color and binding properties. This compound is critical for achieving high-performance, light-fast, and wash-fast coloration in advanced synthetic materials. It is primarily required by manufacturers in the textile dyeing, specialty ink formulation, and advanced materials research sectors for developing next-generation colorants.

Application

• Textile Dyeing Intermediate: A key precursor for synthesizing high-performance cationic dyes used on acrylic, modacrylic, and polyamide fibers.
• Specialty Ink Production: Used in the formulation of inks for digital textile printing and security marking applications requiring specific spectral properties.
• Research & Development: Serves as a building block in organic synthesis for novel chromophores and functional dyes in material science.
• Photographic Sensitizers: Potential application in the development of light-sensitive layers for specialized photographic films.
• Biological Staining: May be utilized in the development of histological stains for microscopy due to its azo-indole structure.

Basic Information

Product Name	1,4-Dimethyl-5-[(2-Phenyl-1H-Indol-3-Yl)Azo]-1H-1,2,4-Triazolium Methyl Sulphate
CAS No.	52435-12-8
Molecular Formula	C19H19N7O4S
Molecular Weight	441.47 g/mol
Synonyms	Basic Red 46 (C.I. 110825); 1,4-Dimethyl-5-[(2-phenyl-1H-indol-3-yl)azo]-1H-1,2,4-triazol-4-ium methyl sulfate; 1H-1,2,4-Triazolium, 1,4-dimethyl-5-[(2-phenyl-1H-indol-3-yl)azo]-, methyl sulfate; Cationic Red GTL; Astrazon Red GTL; Azo Basic Red 46; Sevron Red GTL
EINECS	Contact for details

Quality Control

Our production of 1,4-Dimethyl-5-[(2-Phenyl-1H-Indol-3-Yl)Azo]-1H-1,2,4-Triazolium Methyl Sulphate adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and meet precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are available upon request 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 a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark red to brown powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in water)	Clear, complete solution at 1%

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