Description

Disodium 4,4'-Oxybis[Decylbenzenesulphonate] is a high-purity, synthetic anionic surfactant derived from a bis-sulfonated aromatic ether structure. This compound is valued for its excellent wetting, emulsifying, and dispersing properties in demanding formulations. It is primarily utilized by manufacturers in the industrial detergent, agrochemical, and specialty chemical sectors where robust performance under challenging conditions is required.

Application

• Industrial & Institutional (I&I) Cleaners: A key component in heavy-duty alkaline and acidic cleaner formulations for hard surface cleaning.
• Agrochemical Adjuvants: Acts as a wetting agent, dispersant, and emulsifier in pesticide and herbicide concentrates.
• Textile Processing: Used in scouring, dyeing, and finishing baths to improve wetting and level dyeing.
• Metal Treatment: Employed in electroplating baths and metal cleaning solutions for surface wetting and soil suspension.
• Oilfield Chemicals: Functions as a surfactant in drilling muds and other oilfield fluid formulations.
• Polymerization Aid: Serves as an emulsifier or dispersant in certain emulsion polymerization processes.
• Paint & Coating Additives: Enhances pigment dispersion and stabilizes formulations in water-based systems.

Basic Information

Product Name	Disodium 4,4'-Oxybis[Decylbenzenesulphonate]
CAS No.	69880-77-9
Molecular Formula	C32H48Na2O8S2
Molecular Weight	670.82 g/mol
Synonyms	Disodium 4,4'-Oxybis(decylbenzenesulfonate); 4,4'-(Dodecanedioylbis(oxy))dibenzenesulfonic Acid Disodium Salt; Dodecanedioic Acid, Bis(4-sulfophenyl) Ester, Disodium Salt; Surfactant 69880-77-9; Anionic Surfactant CAS 69880-77-9; Bis(decylbenzenesulfonate) Ether Disodium Salt; Disodium Dodecanedioyl Dibenzenesulfonate
EINECS	Contact for details

Quality Control

Our Disodium 4,4'-Oxybis[Decylbenzenesulphonate] is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity and performance. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical specifications is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the original container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0 %
Water Content (KF)	≤ 5.0 %
pH (10% solution)	6.0 - 8.0
Sodium Sulfate	≤ 2.0 %

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