Description

4,4'-[1,3,4-Oxadiazole-2,5-Diylbis(4,1-Phenyleneazo)] Bis[3-Hydroxy-n-Phenyl]-2-Naphthalenecarboxamide is a complex, high-purity organic dye intermediate characterized by its distinct molecular architecture featuring oxadiazole and azo linkages. This compound matters for its role as a critical precursor in the synthesis of specialized, high-performance pigments and dyes, offering excellent color fastness and thermal stability. It is primarily needed by manufacturers in the advanced pigments, specialty dyes, and functional materials sectors, particularly for applications demanding precise chromatic properties and durability.

Application

• High-Performance Pigments (HPPs): A key intermediate for manufacturing complex organic pigments used in automotive coatings, industrial paints, and plastics requiring superior weatherability and color strength.
• Specialty Dyes for Polymers: Used in the coloration of engineering plastics, synthetic fibers, and films where high-temperature processing stability is essential.
• Functional Dyes: Potential application in the development of dyes for non-linear optics (NLO), liquid crystal displays (LCDs), and other optoelectronic devices due to its conjugated structure.
• Research & Development: Serves as a valuable building block in academic and industrial R&D for exploring new chromophores and materials with specific light-absorption characteristics.
• Inks for Security Printing: Suitable for formulating specialty inks where unique spectral properties are required for anti-counterfeiting and brand protection.

Basic Information

Product Name	4,4'-[1,3,4-Oxadiazole-2,5-Diylbis(4,1-Phenyleneazo)] Bis[3-Hydroxy-n-Phenyl]-2-Naphthalenecarboxamide
CAS No.	70621-09-9
Molecular Formula	C48H32N8O6
Molecular Weight	816.82 g/mol
Synonyms	2-Naphthalenecarboxamide, 4,4'-[1,3,4-oxadiazole-2,5-diylbis(4,1-phenyleneazo)]bis[3-hydroxy-N-phenyl]-; Solvent Orange 86 (related class); Azo-oxadiazole dye intermediate; 4,4'-(1,3,4-Oxadiazole-2,5-diyl)bis(4,1-phenyleneazo)bis(3-hydroxy-N-phenyl-2-naphthamide); Bis-azo oxadiazole derivative; CI 59750 (potential related index); Lightfast orange pigment intermediate
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and purity. Quality is verified through a comprehensive suite of analytical techniques including HPLC, FT-IR, and elemental analysis. A detailed Certificate of Analysis (COA) specifying identity, purity, and impurity profiles is provided with each shipment 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). Keep away from incompatible materials such as strong oxidizing agents. Due to its light-sensitive nature, handling and packaging should minimize exposure to direct light.

Specification

Item	Specification
Appearance	Orange to red-brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%

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