Description

[3-[(2-Hydroxynaphthyl)Azo]Phenyl]Dimethylammonium Methyl Sulphate is a synthetic azo dye intermediate characterized by its distinct chemical structure. This compound is valued for its role as a key precursor in the production of high-performance, cationic dyes and pigments. It is primarily required by manufacturers in the textile, ink, and specialty coatings industries seeking to develop products with specific colorfastness and application properties.

Application

• Textile Dyeing: As a crucial intermediate for synthesizing cationic dyes used on acrylic, modified polyamide, and polyester fibers.
• Ink Manufacturing: Used in the production of specialty inks, including jet printing inks and security inks, requiring specific chromatic properties.
• Paper Coloring: Employed in the manufacture of dyes for high-quality, colored paper and paperboard products.
• Leather Finishing: Serves as an intermediate for dyes applied in the leather tanning and finishing industry.
• Research & Development: Utilized in chemical R&D for developing new chromophores and studying azo dye chemistry.
• Specialty Coatings: A precursor for pigments used in coatings where specific lightfastness and stability are required.

Basic Information

Product Name	[3-[(2-Hydroxynaphthyl)Azo]Phenyl]Dimethylammonium Methyl Sulphate
CAS No.	94136-08-0
Molecular Formula	C19H21N3O5S
Molecular Weight	403.45 g/mol
Synonyms	Basic Red 46:1; C.I. 110825; Azoic Diazo Component 46; 2-Naphthol, 1-[[4-(dimethylamino)phenyl]azo]-, methyl sulfate (salt); N,N-Dimethyl-4-[(2-hydroxy-1-naphthyl)azo]anilinium methyl sulfate; Cationic Red GTL; Astrazon Red GTL; Sevron Red GTL
EINECS	Contact for details

Quality Control

Our production of [3-[(2-Hydroxynaphthyl)Azo]Phenyl]Dimethylammonium Methyl Sulphate adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure consistency in purity, color strength, and impurity profile. Certificates of Analysis (COA) detailing specifications such as assay, hue, and solubility are provided to guarantee the material meets the precise requirements of your application.

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 material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Dark red to brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Strength	Standardized against reference batch
Moisture (KF)	≤ 3.0%
Ash Content	≤ 1.0%
Solubility	Soluble in water and polar organic solvents

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