Sodium Xylenesulfonate丨CAS 1300-72-7

Sodium xylenesulfonate丨CAS 1300-72-7 is the sodium salt of xylenesulfonic acid, derived from xylenes, a group of aromatic hydrocarbons. It is an important surfactant and dispersing agent, often used in various industrial and chemical applications due to its surface-active properties.

1. Surfactant in Industrial Formulations
a. Cleaning Agents and Detergents
Sodium xylenesulfonate丨CAS 1300-72-7 is widely used as an anionic surfactant in:
● Household cleaning products
● Industrial cleaners
● Laundry detergents
It enhances the wetting, foaming, and dispersing properties of the product, helping to remove dirt, grease, and oils from surfaces effectively.
b. Emulsifiers in Cosmetics
As an emulsifying agent, it helps to stabilize formulations in:
● Shampoos
● Conditioners
● Lotions
● Creams
It allows for the uniform mixing of oil and water-based ingredients in cosmetic products.
2. Dispersing Agent in Industrial Processes
a. Paints and Coatings
In paints, varnishes, and coatings, sodium xylenesulfonate acts as a dispersing agent to:
● Improve the stability of pigment dispersions
● Enhance flow and leveling properties of paints
● Prevent settling or clumping of pigments
Its ability to disperse solids in liquids contributes to the uniform application of coatings.
b. Textile Industry
In textile processing, it is used as a wetting agent to promote even dyeing, printing, and scouring processes.
3. Petroleum and Oil Refining
a. Oil Recovery and Refining
In the oil industry, sodium xylenesulfonate is used to improve the efficiency of oil recovery and refining processes by:
● Dispersing solids in drilling fluids
● Enhancing emulsion stability in petroleum-based products
It also aids in removing contaminants during petroleum refining.
4. Agriculture and Crop Protection
a. Surfactant in Pesticide Formulations
In agricultural formulations, sodium xylenesulfonate is used as a wetting agent to enhance the effectiveness of pesticides, herbicides, and fungicides by improving their spreadability and penetration on plant surfaces. It allows the active ingredients to adhere better to leaves and stems, ensuring a more uniform application.
5. Pharmaceuticals and Cosmetics
a. Skin Care and Pharmaceutical Formulations
Sodium xylenesulfonate can also be found in certain pharmaceuticals and topical formulations as a stabilizing agent. It is used in:
● Topical creams and ointments
● Antiseptic products
● Oral pharmaceuticals to help disperse ingredients
6. Polymer Industry
a. Polymer Processing
Sodium xylenesulfonate is used in polymerization reactions and as a dispersing agent in the manufacturing of synthetic resins and plastics. It helps to improve the flow properties and uniformity of the polymers produced.

1. Effective Surfactant and Dispersant
● Sodium xylenesulfonate is an effective surfactant, providing good wetting, foaming, and emulsifying properties.
● Its dispersing abilities ensure that pigments, dyes, and solids remain evenly distributed in solutions and formulations.
2. Stabilizing Agent for Formulations
● It enhances the stability of products by preventing agglomeration or settling of particles, which is particularly important in paint, coating, and pesticide formulations.
3. Improves Cleaning Efficiency
● As an active ingredient in cleaning products, sodium xylenesulfonate improves the penetration of detergents, allowing for more efficient removal of stains, oils, and other contaminants.
4. Environmentally Friendly
● Sodium xylenesulfonate is generally considered biodegradable and has a low environmental impact, making it suitable for use in environmentally conscious formulations, including eco-friendly detergents and cleaning products.
5. Versatility Across Industries
● Its use in a variety of industries-from cleaning products to agriculture and oil refining-demonstrates its versatility and importance as a functional ingredient in numerous formulations.

Sodium xylenesulfonate丨CAS 1300-72-7 is a versatile and valuable chemical compound used across a wide range of industries, including cleaning products, agriculture, paint and coatings, and polymer processing. Its excellent properties as a surfactant, dispersing agent, and emulsifier make it indispensable for improving the performance and stability of industrial formulations. With its biodegradability and low toxicity, it is also an environmentally friendly alternative in many applications.