Description

Benzenesulfonic acid, 5-[[4-[2-[4-[[4-[2-(4-nitro-2-sulfophenyl)ethenyl]phenyl]-ONN-azoxy]-2-sulfophenyl]ethenyl]-3-sulfophenyl]-NNO-azoxy]-2-[2-[4-[[4-[2-(4-nitro-2-sulfophenyl)ethenyl]-3-sulfophenyl]-ONN-azoxy]-2-sulfophenyl]ethenyl]- is a complex, high-purity synthetic organic compound featuring multiple sulfonic acid, nitro, and azoxy functional groups. This specialized chemical is valued for its strong anionic character and unique chromophoric properties, making it a critical intermediate for advanced applications. It is primarily sought by manufacturers in the specialty dyes, pigments, and high-performance polymer industries.

Application

• Synthesis of High-Performance Dyes and Pigments: Serves as a key intermediate for creating complex azo and diazo dyes, particularly for applications requiring high color strength, lightfastness, and specific solubility profiles.
• Advanced Polymer Modification: Used to introduce sulfonic acid groups into polymer chains, enhancing properties like hydrophilicity, dyeability, and ionic conductivity for specialty membranes and fibers.
• Optical Materials and Sensors: Its conjugated structure with multiple functional groups makes it a candidate for developing nonlinear optical (NLO) materials and chemical sensing platforms.
• Research & Development: Employed in academic and industrial R&D labs as a building block for novel organic molecules with tailored electronic and surface-active properties.
• Specialty Surfactants and Dispersants: The poly-sulfonated structure can be utilized to formulate high-efficiency dispersing agents for challenging pigments and fillers.

Basic Information

Item	Details
Product Name	Benzenesulfonic acid, 5-[[4-[2-[4-[[4-[2-(4-nitro-2-sulfophenyl)ethenyl]phenyl]-ONN-azoxy]-2-sulfophenyl]ethenyl]-3-sulfophenyl]-NNO-azoxy]-2-[2-[4-[[4-[2-(4-nitro-2-sulfophenyl)ethenyl]-3-sulfophenyl]-ONN-azoxy]-2-sulfophenyl]ethenyl]-
CAS No.	66214-55-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	5-[[4-[2-[4-[[4-[2-(4-Nitro-2-sulfophenyl)ethenyl]phenyl]-ONN-azoxy]-2-sulfophenyl]ethenyl]-3-sulfophenyl]-NNO-azoxy]-2-[2-[4-[[4-[2-(4-nitro-2-sulfophenyl)ethenyl]-3-sulfophenyl]-ONN-azoxy]-2-sulfophenyl]ethenyl]benzenesulfonic acid; Poly-sulfonated azoxy benzene derivative; Complex azoxy dye intermediate; Specialty benzenesulfonic acid derivative.
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 advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and R&D processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical)
Loss on Drying	≤ 5.0%
Heavy Metals	≤ 20 ppm
Sulfated Ash	≤ 0.5%

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