Description

2-[[4-[Ethyl(2-Hydroxyisopropyl)Amino]Phenyl]Azo]-6-Methoxy-3-Methylbenzothiazolium Chloride is a specialized cationic azo dye belonging to the benzothiazolium class, valued for its intense color and affinity for specific substrates. This compound is engineered for high-performance applications where color fastness, purity, and batch-to-batch consistency are critical for product quality. It is primarily required by manufacturers in the textile, specialty ink, and advanced material coating industries seeking reliable and consistent colorants.

Application

• Cationic Dye for Synthetic Fibers: Primary application for dyeing and printing acrylic, modacrylic, and certain polyamide fibers, offering excellent brightness and wash-fastness.
• Specialty Ink Formulation: Used in the production of high-quality inks for jet printing, security printing, and other specialty graphic arts applications.
• Paper Coloration: Employed in the tinting and surface coloring of specialty papers where a strong, cationic dye is required.
• Biological Staining: Potential use as a stain in histology and microscopy for specific tissue or cellular components, subject to purity grade.
• Research & Development: Serves as a key intermediate or reference standard in chemical research for developing new dyes and functional materials.
• Liquid Crystal Display (LCD) Color Filters: Can be investigated for use in color filter arrays due to its specific spectral properties.

Basic Information

Product Name	2-[[4-[Ethyl(2-Hydroxyisopropyl)Amino]Phenyl]Azo]-6-Methoxy-3-Methylbenzothiazolium Chloride
CAS No.	71215-82-2
Molecular Formula	C20H25ClN4O2S
Molecular Weight	420.95 g/mol
Synonyms	Basic Red 46; C.I. 110825; Aizen Cathilon Red GTLH; Astrazon Red GTL; 3-Methyl-2-((4-(N-ethyl-N-(2-hydroxypropyl)amino)phenyl)azo)-6-methoxybenzothiazolium Chloride; 6-Methoxy-3-methyl-2-[[4-[ethyl(2-hydroxypropyl)amino]phenyl]azo]benzothiazolium Chloride; Maxilon Red GRL; Sevron Red G
EINECS	Contact for details

Quality Control

Our production of 2-[[4-[Ethyl(2-Hydroxyisopropyl)Amino]Phenyl]Azo]-6-Methoxy-3-Methylbenzothiazolium Chloride adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity, spectrophotometry for color strength, and tests for heavy metal content and insoluble matter. Certificates of Analysis (COA) documenting all specifications are available upon request to ensure full traceability and compliance with your quality standards.

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). Keep away from strong oxidizing agents. The container should be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark red to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Strength	98 - 102% (vs. Standard)
Loss on Drying	≤ 2.0%
Water Content (KF)	≤ 1.5%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in water)	Clear solution at 1%

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