Description

1-Hydroxy-4-[[[4-Hydroxy-3-(2-Pyridylazo)Naphthyl]Sulphonyl]Amino]-N,n-Dioctadecylnaphthalene-2-Carboxamide is a specialized, high-molecular-weight organic compound belonging to the class of azo-naphthalene derivatives. This compound matters for its unique structural properties, which make it valuable as a highly selective chromogenic reagent or a functional dye intermediate in advanced material synthesis. Industries requiring precise colorimetric analysis or specialty pigments, such as analytical chemistry, photochemical research, and high-performance dye manufacturing, are the primary users of this material.

Application

• Chromogenic Reagent: Used as a selective colorimetric indicator or complexometric agent in analytical chemistry for the detection and quantification of specific metal ions.
• Functional Dye Intermediate: Serves as a key precursor in the synthesis of specialized dyes and pigments for optical data storage, non-linear optics, or liquid crystal displays (LCDs).
• Photochemical Research: Employed in studies of photo-induced electron transfer, energy migration, and the development of novel photoresponsive materials.
• Sensor Development: Utilized in the fabrication of chemical sensors and biosensors due to its strong and tunable chromophoric properties.
• Polymer Modification: Acts as a functional monomer or additive to impart specific optical or chelating properties to polymeric materials.
• Laboratory Reagent: Supplied as a high-purity standard or reagent for research and development in academic and industrial laboratories.

Basic Information

Product Name	1-Hydroxy-4-[[[4-Hydroxy-3-(2-Pyridylazo)Naphthyl]Sulphonyl]Amino]-N,n-Dioctadecylnaphthalene-2-Carboxamide
CAS No.	90850-66-1
Molecular Formula	C₆₇H₉₄N₆O₆S
Molecular Weight	1111.55 g/mol
Synonyms	N,N-Dioctadecyl-1-hydroxy-4-({[4-hydroxy-3-(2-pyridinylazo)-1-naphthalenyl]sulfonyl}amino)-2-naphthalenecarboxamide; 1-Hydroxy-4-({[4-hydroxy-3-(2-pyridinylazo)-1-naphthalenyl]sulfonyl}amino)-N,N-dioctadecyl-2-naphthalenecarboxamide; Azo-naphthalene derivative dye; Chromogenic azo compound; Pyridylazo naphthol (PAN) derivative; Long-chain alkylated PAN reagent; CAS 90850-66-1
EINECS	Contact for details

Quality Control

Our production of this specialty chemical adheres to strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity assessment and structural confirmation via spectroscopic methods. A detailed Certificate of Analysis (COA) documenting identity, purity, and relevant physical properties is provided with every shipment to support your research and quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Dark red to brown powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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