Description

2-Naphthalenol,1-[2-(5-Chloro-2-Pyridinyl) Diazenyl]- is a specialized azo dye intermediate, recognized for its precise molecular structure that imparts specific colorant and functional properties. This compound is critical for manufacturers requiring high-purity, consistent building blocks for advanced synthetic applications. It is primarily utilized in the production of high-performance pigments, dyes, and as a key reagent in organic synthesis for research and development.

Application

• Dye and Pigment Manufacturing: Serves as a crucial intermediate for synthesizing high-value azo dyes and organic pigments used in textiles, inks, and plastics.
• Chemical Synthesis: Acts as a versatile building block in organic chemistry for the development of novel compounds in pharmaceutical and agrochemical research.
• Analytical Chemistry: Used as a reagent or standard in chromatographic analysis and method development due to its distinct chemical signature.
• Material Science Research: Employed in the development of functional materials, including light-absorbing layers and specialty coatings.
• Photographic Industry: Can be utilized in the synthesis of color couplers and other light-sensitive chemicals.

Basic Information

Product Name	2-Naphthalenol,1-[2-(5-Chloro-2-Pyridinyl) Diazenyl]-
CAS No.	28832-58-8
Molecular Formula	C₁₅H₁₀ClN₃O
Molecular Weight	283.71 g/mol
Synonyms	1-[(5-Chloro-2-pyridyl)azo]-2-naphthol; C.I. Pigment Red 23; 5-Chloro-2-[(2-hydroxy-1-naphthyl)azo]pyridine; 1-[(5-Chloro-2-pyridinyl)azo]-2-naphthalenol; Azoic Diazo Component 23; Naphthol AS-ITR; Permanent Red FRLL; Pyrazolone Red FRLL
EINECS	Contact for details

Quality Control

Our production of 2-Naphthalenol,1-[2-(5-Chloro-2-Pyridinyl) Diazenyl]- adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided to guarantee 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 room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Red to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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