Description

Bis[6-Methoxy-3-Methyl-2-[3-Methyl-3-(4-Nitrophenyl)Triazen-1-Yl]Benzothiazolium] Sulphate is a specialized cationic dye salt, primarily valued for its strong and selective coloration properties. This compound is critical for applications requiring high-performance, light-fast dyes with specific chemical affinities. It is essential for manufacturers in the textile, specialty ink, and advanced materials sectors seeking consistent, high-purity colorants for technical applications.

Application

• Textile Dyeing: Used as a key cationic dye for coloring acrylic, modacrylic, and other synthetic fibers, offering excellent wash and light fastness.
• Specialty Inks: Serves as a colorant in high-performance inks for security printing, digital textile printing, and specialty coatings.
• Biological Staining: Potential application as a histological or cytological stain in life sciences research due to its benzothiazolium structure.
• Photographic Sensitizers: Can be utilized in the formulation of light-sensitive layers for specialized photographic materials.
• Optical Materials: Used in the development of dyes for lasers (laser dyes) and other nonlinear optical applications.
• Paper Coloring: Employed for the high-quality dyeing of specialty papers where color vibrancy and stability are paramount.
• Leather Finishing: Applied in the dyeing process for leather goods to achieve deep, uniform colors.
• Research & Development: Acts as a chemical intermediate or reference standard in organic synthesis and analytical chemistry research.

Basic Information

Product Name	Bis[6-Methoxy-3-Methyl-2-[3-Methyl-3-(4-Nitrophenyl)Triazen-1-Yl]Benzothiazolium] Sulphate
CAS No.	89923-58-0
Molecular Formula	C34H34N10O8S3
Molecular Weight	815.88 g/mol
Synonyms	C.I. Basic Red 18; Basic Red 18; Astrazon Red GTL; Aizen Cathilon Red GTLH; Maxilon Red GTL; 2-[3-Methyl-3-(4-nitrophenyl)triazen-1-yl]-6-methoxy-3-methylbenzothiazolium sulfate (1:2); Bis(2-((3-methyl-3-(4-nitrophenyl)triaz-1-en-1-yl)-6-methoxy-3-methylbenzothiazol-3-ium) sulfate; 4-Nitroaniline diazo derivative with 6-methoxy-3-methyl-2-methylaminobenzothiazole sulfate
EINECS	Contact for details

Quality Control

Our production of Bis[6-Methoxy-3-Methyl-2-[3-Methyl-3-(4-Nitrophenyl)Triazen-1-Yl]Benzothiazolium] Sulphate adheres to stringent quality protocols to ensure batch-to-batch consistency and performance. Every lot undergoes comprehensive analysis, including identity confirmation, purity assay, 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, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent moisture absorption and degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Water Content (Karl Fischer)	≤ 3.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in water)	Complete, clear solution
pH (1% solution)	3.0 - 6.0

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