Description

1,3-Benzenediol, 5,5'-Oxybis-, Coupled With Diazotized 3,3'-Dimethoxy[1,1'-Biphenyl]-4,4'-Diamine, Sodium Salt is a high-purity, specialized azo coupling product primarily used as a key intermediate in the synthesis of advanced colorants. This compound is valued for its ability to impart specific chromophoric properties, making it essential for producing high-performance dyes and pigments. It is a critical raw material for manufacturers in the colorant, specialty chemical, and advanced materials industries seeking consistent quality and reliable supply for their formulations.

Application

• Primary Intermediate for Azo Dyes & Pigments: Serves as a crucial coupling component in the synthesis of high-value, complex azo colorants.
• Specialty Dyes for Technical Textiles: Used in manufacturing dyes for nylon, polyester, and other synthetic fibers requiring specific fastness properties.
• Functional Pigment Production: A key precursor for pigments used in inks, coatings, and plastics where color stability is paramount.
• Research & Development: Employed in chemical R&D for developing novel chromophores and studying azo coupling reactions.
• Analytical Chemistry Reagents: May be utilized as a standard or reagent in specific colorimetric analytical methods.

Basic Information

Item	Details
Product Name	1,3-Benzenediol, 5,5'-Oxybis-, Coupled With Diazotized 3,3'-Dimethoxy[1,1'-Biphenyl]-4,4'-Diamine, Sodium Salt
CAS No.	98072-76-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	5,5'-Oxybis(1,3-benzenediol), coupled with diazotized 3,3'-dimethoxybenzidine, sodium salt; Azo coupling product of bis(2,4-dihydroxyphenyl) ether and o-dianisidine; Diazotized 3,3'-Dimethoxybenzidine coupled with 5,5'-Oxybis(1,3-benzenediol) sodium salt; o-Dianisidine derivative azo dye intermediate; Bis(resorcinol) ether azo compound
EINECS	Contact for details

Quality Control

Our production of this specialized intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and purity. Each lot is analyzed using advanced techniques like HPLC to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with every shipment to support your quality assurance processes.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colored Powder or Solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Loss on Drying	Max. 2.0%
Residue on Ignition	Contact for details
Heavy Metals	Contact for details

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