Description

[2-[[4-[(2,6-Dibromo-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Trimethylammonium Methyl Sulphate is a specialized cationic azo dye intermediate with a complex molecular structure designed for high-performance applications. Its value lies in its ability to impart durable color and specific functional properties to synthetic materials, making it a critical component in advanced manufacturing. This compound is essential for industries requiring precise and stable coloration or functional modification of polymers, specialty papers, and research chemicals.

Application

• Primary intermediate for the synthesis of cationic dyes and pigments.
• Coloration agent for specialty papers, including security papers and high-quality packaging.
• Functional monomer or additive in the production of modified polymers and acrylic fibers.
• Key component in the manufacture of inks for non-impact printing and security markings.
• Research and development of novel photoelectric materials and liquid crystal displays (LCDs).
• Potential use as a staining agent or probe in biochemical and histological research.

Basic Information

Product Name	[2-[[4-[(2,6-Dibromo-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Trimethylammonium Methyl Sulphate
CAS No.	85187-91-3
Molecular Formula	C22H30Br2N6O6S
Molecular Weight	682.38 g/mol
Synonyms	Basic Red 46:1; C.I. 110825; Quaternary Ammonium Salt of Azo Dye; 2-[[4-[(2,6-Dibromo-4-nitrophenyl)azo]phenyl]ethylamino]ethyl-trimethylazanium,methyl sulfate; Trimethyl-[2-[[4-[(2,6-dibromo-4-nitrophenyl)azo]phenyl]ethylamino]ethyl]ammonium methyl sulphate; Cationic Azo Dye Intermediate; Astrazon Red Violet 3R (related); Sevron Brilliant Red 4G (related)
EINECS	Contact for details

Quality Control

Our production of [2-[[4-[(2,6-Dibromo-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Trimethylammonium Methyl Sulphate adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity, spectrophotometry for color strength, and residual solvent analysis, to ensure consistency and performance. Certificates of Analysis (COA) detailing all specifications are provided with each shipment to guarantee reliable quality and traceability for our global B2B partners.

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 sealed when not in use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark red to violet crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Strength	100% ± 3% (vs. Standard)
Loss on Drying	≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals (as Pb)	≤ 20 ppm

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