Description

2-Naphthalenecarboxamide, N-[4-[2,4-bis(1,1-dimethylpropyl)phenoxy]butyl]-4-[[[3-[[[3-[(3-cyano-4,5-dihydro-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-methoxyphenyl]sulfonyl]amino]phenyl]sulfonyl]amino]-1-hydroxy- is a high-performance, complex azo dye intermediate. Its sophisticated molecular structure is engineered to deliver exceptional color strength, lightfastness, and thermal stability in demanding applications. This compound is a critical precursor for manufacturers in the textile, ink, and specialty polymer industries seeking advanced colorant solutions.

Application

• High-Performance Pigment Synthesis: A key intermediate for manufacturing complex organic pigments (Pigment Reds, Oranges) used in automotive coatings and industrial paints.
• Textile Dye Production: Serves as a precursor for reactive and disperse dyes, providing vibrant and wash-fast colors for synthetic fibers like polyester and nylon.
• Specialty Ink Formulations: Used in the synthesis of dyes for inks requiring high durability, including packaging, security, and digital printing inks.
• Plastic and Polymer Coloring: Imparts stable coloration to engineering plastics and synthetic resins where heat resistance is critical during processing.
• Functional Material Research: Investigated for use in advanced materials such as dye-sensitized solar cells (DSSCs) and non-linear optical (NLO) materials due to its chromophoric system.
• Liquid Crystal Display (LCD) Color Filters: Potential application in the production of colorants for high-definition display filters.

Basic Information

Item	Details
Product Name	2-Naphthalenecarboxamide, N-[4-[2,4-bis(1,1-dimethylpropyl)phenoxy]butyl]-4-[[[3-[[[3-[(3-cyano-4,5-dihydro-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-methoxyphenyl]sulfonyl]amino]phenyl]sulfonyl]amino]-1-hydroxy-
CAS No.	62592-60-3
Molecular Formula	C55H57N7O8S2
Molecular Weight	1000.21 g/mol
Synonyms	N-[4-[2,4-Bis(1,1-dimethylpropyl)phenoxy]butyl]-4-[[[3-[[[3-[(3-cyano-4,5-dihydro-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-methoxyphenyl]sulfonyl]amino]phenyl]sulfonyl]amino]-1-hydroxy-2-naphthalenecarboxamide; CI 12516; Azo dye intermediate 62592-60-3; Disperse Red 356 intermediate; Pigment Red intermediate; 1-Hydroxy-N-[4-[2,4-bis(2-methyl-2-butyl)phenoxy]butyl]-4-[[3-[[3-[(3-cyano-4,5-dihydro-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-methoxyphenyl]sulfonylamino]phenyl]sulfonylamino]-2-naphthamide
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to strict quality management systems. Every batch is analyzed using advanced chromatographic and spectroscopic techniques to ensure high purity and consistent chemical structure. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 95.0% (Area %)
Loss on Drying	≤ 2.0 %
Residue on Ignition (Sulfated Ash)	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 5.0% Any single impurity ≤ 1.5%

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