Description

[2-[[4-[(2,6-Dibromo-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Trimethylammonium Hydrogen Sulphate is a specialized cationic azo dye intermediate with a complex molecular architecture. This compound matters for its role in synthesizing high-value, color-fast dyes and pigments, particularly where cationic properties are required for substrate affinity. Industries involved in textile dyeing, paper coloring, and the production of specialized inks and toners are the primary users of this advanced chemical building block.

Application

• Cationic Dye Synthesis: A key intermediate for manufacturing cationic dyes used in acrylic fiber dyeing.
• Textile Industry: Imparts bright, wash-fast colors to synthetic fabrics like polyacrylonitrile.
• Paper Coloring: Used in the production of colored paper and paperboard where cationic charge aids in retention.
• Specialty Inks & Toners: Serves as a precursor for pigments in inks, including those for digital printing and electrophotographic toners.
• Biological Staining: Potential use as an intermediate for developing histological or cytological stains due to its azo and cationic groups.
• Research & Development: Employed in chemical research for studying azo coupling reactions and dye properties.

Basic Information

Item	Details
Product Name	[2-[[4-[(2,6-Dibromo-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Trimethylammonium Hydrogen Sulphate
CAS No.	83969-16-8
Molecular Formula	C21H28Br2N6O6S
Molecular Weight	652.36 g/mol
Synonyms	Basic Red 46:1 (Cationic Dye Salt); C.I. 110825; 2-[[4-[(2,6-Dibromo-4-nitrophenyl)azo]phenyl]ethylamino]ethyl-trimethylammonium hydrogen sulfate; Ethyl-[2-[[4-[(2,6-dibromo-4-nitrophenyl)azo]phenyl]ethylamino]ethyl]dimethylammonium hydrogen sulfate; Trimethyl-[2-[[4-[(2,6-dibromo-4-nitrophenyl)azo]phenyl]ethylamino]ethyl]ammonium hydrogen sulfate; Cationic Azo Dye Intermediate 83969-16-8; Astrazon Red GTLN salt intermediate
EINECS	Contact for details

Quality Control

Our production of [2-[[4-[(2,6-Dibromo-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Trimethylammonium Hydrogen Sulphate adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for industrial synthesis. Each lot undergoes comprehensive analysis including assay, identification, and impurity profiling. 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, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Dark red to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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