Description

1-[2-[[4-[(2,6-Dichloro-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Pyridinium Hydroxide is a specialized cationic azo dye intermediate of significant commercial importance. Its complex molecular structure, featuring a pyridinium moiety and a nitro-substituted dichlorophenyl azo group, makes it a critical precursor for synthesizing high-performance colorants and functional materials. This compound is essential for manufacturers and R&D facilities in the dyes and pigments, specialty chemicals, and advanced material sectors seeking to develop products with specific chromatic and application properties.

Application

• Precursor for Cationic Dyes: Primary use in the synthesis of cationic (basic) dyes for acrylic fibers, paper, and leather, imparting bright, wash-fast colors.
• Specialty Pigment Manufacturing: Serves as a key intermediate for producing high-value organic pigments used in inks, coatings, and plastics.
• Functional Dye Synthesis: Used in research and production of dyes for non-textile applications, such as sensitizers for solar cells or indicators.
• Research & Development: A valuable building block in academic and industrial R&D for exploring new chromophores and materials with tailored optical properties.
• Analytical Reagents: Potential use in the formulation of specialized stains or indicators for biological or chemical analysis.

Basic Information

Item	Details
Product Name	1-[2-[[4-[(2,6-Dichloro-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Pyridinium Hydroxide
CAS No.	93919-20-1
Molecular Formula	C21H20Cl2N6O3
Molecular Weight	475.33 g/mol
Synonyms	1-[2-[[4-[(2,6-Dichloro-4-nitrophenyl)azo]phenyl]ethylamino]ethyl]pyridinium hydroxide; Basic Orange 42 intermediate; C.I. 11045 intermediate; Pyridinium, 1-[2-[[4-[(2,6-dichloro-4-nitrophenyl)azo]phenyl]ethylamino]ethyl]-, hydroxide; Azo cationic dye intermediate; 2,6-Dichloro-4-nitro-4'-[N-ethyl-N-(2-pyridinioethyl)amino]azobenzene hydroxide
EINECS	Contact for details

Quality Control

Our production of 1-[2-[[4-[(2,6-Dichloro-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Pyridinium Hydroxide adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and reliability for your synthesis processes. 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 sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Dark colored powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 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.