Description

[8-[(4-Amino-2-Nitrophenyl)Azo]-7-Hydroxy-2-Naphthyl]Trimethylammonium is a specialized cationic azo dye intermediate with a complex molecular structure, designed for high-value synthesis. This compound matters for its role in producing vibrant, light-fast dyes and pigments, particularly for demanding applications where color stability and ionic properties are critical. Industrial users in the textile, ink, and specialty chemical manufacturing sectors need this high-purity intermediate to develop advanced colorants and functional materials.

Application

• Textile Dyeing: As a key precursor for synthesizing cationic dyes used on acrylic, modacrylic, and polyamide fibers.
• Inkjet Inks: Manufacture of high-performance pigment and dye-based inks for industrial and photographic printing.
• Functional Dyes: Production of dyes for non-textile applications, including lasers, optical data storage, and liquid crystal displays (LCDs).
• Biological Staining: Potential use in the synthesis of histological stains for microscopy and biomedical research.
• Paper Coloring: Intermediate for dyes used in specialty paper and security paper applications.
• Research & Development: Serves as a building block in organic synthesis and materials science research for novel chromophores.

Basic Information

Product Name	[8-[(4-Amino-2-Nitrophenyl)Azo]-7-Hydroxy-2-Naphthyl]Trimethylammonium
CAS No.	30075-29-7
Molecular Formula	C19H22N5O3+
Molecular Weight	368.41 g/mol
Synonyms	Basic Red 46 (C.I. 110825); 1-Naphthalenaminium, N,N,N-trimethyl-8-[(2-nitro-4-aminophenyl)azo]-7-hydroxy-; Trimethyl-[8-[(4-amino-2-nitrophenyl)azo]-7-hydroxynaphthalen-2-yl]azanium; C.I. 110825; Cationic Red X-GRL; Sevron Red X-GRL; Azo cationic dye intermediate; 4-Amino-2-nitroazobenzene trimethylammonium derivative
EINECS	Contact for details

Quality Control

Our [8-[(4-Amino-2-Nitrophenyl)Azo]-7-Hydroxy-2-Naphthyl]Trimethylammonium is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and compliance with agreed specifications. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

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). Keep away from incompatible materials such as strong oxidizing agents. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

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	Meets ICH guidelines

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