Description

4,4'-[1,3,4-Oxadiazole-2,5-Diylbis(4,1-Phenyleneazo) Bis[n-(4-Chloro-2,5-Dimethoxyphenyl)]-3-Hydroxy-2-Naphthalenecarboxamide is a complex, high-purity organic dye intermediate characterized by its specific azo and oxadiazole functional groups. This compound matters for its role as a critical precursor in the synthesis of specialized pigments and advanced functional dyes, offering precise color properties and structural stability. Industrial manufacturers in the pigment, specialty dye, and high-performance polymer sectors require this chemical for developing products with enhanced lightfastness and thermal resistance.

Application

• High-Performance Pigment Synthesis: A key intermediate for producing complex azo pigments used in automotive coatings, industrial paints, and plastics requiring superior weatherfastness.
• Functional Dye Manufacturing: Used in the creation of dyes for liquid crystal displays (LCDs), optical data storage, and non-linear optical materials.
• Polymer Colorant: Imparts stable coloration to engineering plastics and high-temperature polymers where standard colorants may degrade.
• Research & Development: Serves as a building block in academic and industrial R&D for novel organic electronic materials and photonic devices.
• Specialty Ink Formulation: Employed in the production of inks for security printing, brand protection, and other demanding graphic arts applications.

Basic Information

Product Name	4,4'-[1,3,4-Oxadiazole-2,5-Diylbis(4,1-Phenyleneazo) Bis[n-(4-Chloro-2,5-Dimethoxyphenyl)]-3-Hydroxy-2-Naphthalenecarboxamide
CAS No.	70621-24-8
Molecular Formula	C52H38Cl2N8O8
Molecular Weight	974.82 g/mol
Synonyms	Pigment Yellow 192; C.I. 56280; 3-Hydroxy-N-[4-[[5-[4-[[5-(4-chloro-2,5-dimethoxyphenyl)carbamoyl]-2-hydroxy-1-naphthyl]azo]phenyl]-1,3,4-oxadiazol-2-yl]phenyl]-2-naphthamide; 4,4'-(1,3,4-Oxadiazole-2,5-diyl)bis(4,1-phenyleneazo)bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-hydroxy-2-naphthamide]; Azo Oxadiazole Dye Intermediate; PY 192; CI 56280; Solvent Yellow 192 (related class).
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to rigorous quality control protocols to ensure batch-to-batch consistency and high purity. Standard quality assurance includes identity confirmation via spectroscopic methods and purity assessment by HPLC. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical characteristics is provided with each shipment to support your quality management systems.

Storage

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

Specification

Item	Specification
Appearance	Yellow to Orange-Red Powder
Identification (IR)	Conforms to Reference Spectrum
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total Impurities ≤ 2.0%

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