Description

Benzenesulfonic Acid, 3,3-Methylenebis2,4(Or 4,6)-Dihydroxyphenyleneazobis-, Potassium Sodium Salt is a specialized organic salt and azo dye intermediate of significant industrial importance. Its complex molecular structure provides unique chromophoric and functional properties, making it a valuable precursor in the synthesis of high-performance colorants. This product is primarily sought after by manufacturers in the dyes and pigments, specialty chemicals, and advanced material research sectors.

Application

• Primary Intermediate for Azo Dyes and Pigments: Serves as a key building block in the synthesis of complex, high-value azo colorants used in textiles, inks, and plastics.
• Specialty Chemical Synthesis: Utilized in the production of functional chemicals where its specific sulfonic acid and azo group chemistry is required.
• Research & Development: Employed in academic and industrial R&D labs for developing novel chromophores and advanced organic materials.
• Potential Use in Analytical Reagents: May be formulated into specialized reagents or indicators due to its color-changing properties in different pH environments.

Basic Information

Product Name	Benzenesulfonic Acid, 3,3-Methylenebis2,4(Or 4,6)-Dihydroxyphenyleneazobis-, Potassium Sodium Salt
CAS No.	243869-48-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	3,3'-Methylenebis[2,4(or 4,6)-dihydroxyphenyleneazobis]benzenesulfonic acid, potassium sodium salt; Bis-azo benzenesulfonate salt; Azo dye intermediate 243869-48-9; Potassium sodium bis(azo)benzenesulfonate derivative; Phenolic azo dye sulfonate salt
EINECS	Contact for details

Quality Control

Our production of Benzenesulfonic Acid, 3,3-Methylenebis2,4(Or 4,6)-Dihydroxyphenyleneazobis-, Potassium Sodium Salt adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, identity, and performance as a chemical intermediate. Certificates of Analysis (COA) detailing specific batch results are available upon request 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). This material is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Contact for details
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals	≤ 20 ppm

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