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Sodium 2-Hydroxyethyl Sulfonate, commonly known as Sodium Isethionate, is a mild, water-soluble surfactant widely used in personal care and cleaning products.
Sodium 2-Hydroxyethyl Sulfonate serves as an effective cleansing and foaming agent, valued for its gentle properties and ability to reduce skin and eye irritation.
This biodegradable compound is an essential ingredient in sulfate-free and eco-friendly formulations, offering excellent compatibility with various ingredients.
CAS Number: 1562-00-1
EC Number: 216-365-0
Molecular Formula: C2H5NaO4S
Molecular Weight: 148.11 g/mol
Synonyms: Sodium 2-Hydroxyethyl Sulfonate, Sodium Isethionate, 2-Hydroxyethanesulfonic Acid Sodium Salt, Sodium Hydroxyethylsulfonate, Isethionic Acid Sodium Salt, Sodium Isethionate Surfactant, Sodium Isethionate Cleansing Agent, Sodium Isethionate Detergent, Sodium Isethionate Cosmetic Ingredient, Sodium Isethionate Biodegradable Surfactant, Sodium Isethionate Mild Cleanser, Sodium Isethionate for Personal Care, Sodium Hydroxyethyl Sulfonate, Sodium Isethionate Sulfate-Free Agent, Sodium Isethionate Soap Base, Sodium Isethionate Sulfonate Derivative
APPLICATIONS
Sodium 2-Hydroxyethyl Sulfonate is widely used as a primary surfactant in sulfate-free shampoos and body washes.
Sodium 2-Hydroxyethyl Sulfonate is employed in facial cleansers and scrubs for its gentle cleansing and low-irritation properties.
Sodium 2-Hydroxyethyl Sulfonate is included in bar soaps to enhance foam production and improve moisturizing effects.
Sodium 2-Hydroxyethyl Sulfonate is utilized in liquid hand soaps, providing effective cleansing without drying the skin.
Sodium 2-Hydroxyethyl Sulfonate is a preferred surfactant in baby care products due to its mildness and compatibility with sensitive skin.
Sodium 2-Hydroxyethyl Sulfonate is incorporated into shaving creams and foams for its excellent foaming and skin-conditioning properties.
Sodium 2-Hydroxyethyl Sulfonate is found in sulfate-free toothpaste and oral care products, ensuring gentle and effective cleaning.
Sodium 2-Hydroxyethyl Sulfonate is employed in industrial cleaners to provide mild but effective cleansing performance.
Sodium 2-Hydroxyethyl Sulfonate is included in pet grooming products to ensure safe and gentle cleansing.
Sodium 2-Hydroxyethyl Sulfonate is applied in laundry detergents for delicate fabrics, offering effective cleaning without harsh effects.
Sodium 2-Hydroxyethyl Sulfonate is utilized in hair conditioners to improve combability and reduce static.
Sodium 2-Hydroxyethyl Sulfonate is incorporated into foam boosters for improving lather stability and richness.
Sodium 2-Hydroxyethyl Sulfonate is a critical component in syndet (synthetic detergent) bars, offering gentle cleansing.
Sodium 2-Hydroxyethyl Sulfonate is used in dishwashing liquids to provide effective grease-cutting properties.
Sodium 2-Hydroxyethyl Sulfonate is found in makeup removers for its ability to remove residues gently and thoroughly.
Sodium 2-Hydroxyethyl Sulfonate is applied in bath products such as bubble baths and bath oils, enhancing foam and emollient effects.
Sodium 2-Hydroxyethyl Sulfonate is employed in eco-friendly cleaning products, aligning with sustainability initiatives.
Sodium 2-Hydroxyethyl Sulfonate is added to car cleaning agents, ensuring effective cleaning while protecting vehicle surfaces.
Sodium 2-Hydroxyethyl Sulfonate is used in specialty cleaners for electronic components and precision instruments.
Sodium 2-Hydroxyethyl Sulfonate is applied in pharmaceutical formulations as a solubilizer and stabilizer.
Sodium 2-Hydroxyethyl Sulfonate is a vital ingredient in sulfate-free formulations for sensitive and atopic skin.
Sodium 2-Hydroxyethyl Sulfonate is used in air care products such as deodorizers and fresheners to improve dispersibility.
Sodium 2-Hydroxyethyl Sulfonate is employed in foam-controlled cleaning systems to balance foam production.
Sodium 2-Hydroxyethyl Sulfonate is found in specialty hand sanitizers with added foaming and moisturizing effects.
DESCRIPTION
Sodium 2-Hydroxyethyl Sulfonate is a white, crystalline powder or granule, highly soluble in water and polar solvents.
This compound is known for its excellent biodegradability and environmental friendliness, making it a preferred choice in sustainable formulations.
Sodium 2-Hydroxyethyl Sulfonate is non-irritating and gentle on the skin, suitable for all skin types, including sensitive skin.
Sodium 2-Hydroxyethyl Sulfonate exhibits superior compatibility with anionic, cationic, and nonionic surfactants, enabling versatile formulations.
Its excellent foaming properties make Sodium 2-Hydroxyethyl Sulfonate ideal for applications requiring rich and stable lather.
Sodium 2-Hydroxyethyl Sulfonate is pH stable, allowing it to be used in a wide range of acidic and neutral formulations.
This compound is widely used in sulfate-free products, addressing consumer demand for milder and environmentally conscious alternatives.
Sodium 2-Hydroxyethyl Sulfonate demonstrates excellent cleansing performance, removing dirt, oils, and residues effectively.
Its multifunctional nature makes Sodium 2-Hydroxyethyl Sulfonate a valuable ingredient in personal care and industrial applications.
PROPERTIES
Chemical Formula: C2H5NaO4S
Molecular Weight: 148.11 g/mol
Common Name: Sodium 2-Hydroxyethyl Sulfonate (Sodium Isethionate)
Appearance: White crystalline powder or granules
Density: Approx. 1.48 g/cm³
Melting Point: Approx. 250°C (decomposes)
Boiling Point: Not applicable (solid)
Solubility: Highly soluble in water and polar solvents
Reactivity: Stable under normal conditions; avoid strong oxidizing agents
Chemical Stability: Stable in recommended storage conditions
Storage Temperature: Store at 5–30°C in a dry, well-ventilated area
pH (1% Solution): Approx. 5.5–7.5
FIRST AID
Inhalation:
If dust or fumes of Sodium 2-Hydroxyethyl Sulfonate are inhaled, move the affected person to fresh air immediately.
If breathing difficulties persist, seek medical attention.
If the person is not breathing, administer artificial respiration.
Keep the affected person warm and at rest.
Skin Contact:
Wash the affected area thoroughly with soap and water.
If skin irritation or rash develops, seek medical attention.
Remove contaminated clothing and wash before reuse.
Eye Contact:
Flush eyes with plenty of water for at least 15 minutes, lifting upper and lower eyelids.
Seek immediate medical attention if irritation or redness persists.
Remove contact lenses if present and easy to do; continue rinsing.
Ingestion:
If Sodium 2-Hydroxyethyl Sulfonate is ingested, rinse the mouth thoroughly with water.
Do not induce vomiting unless instructed by medical personnel.
Seek immediate medical attention if discomfort persists.
If the person is conscious, give small sips of water to drink.
Note to Physicians:
Treat symptomatically.
No specific antidote.
Provide supportive care.
HANDLING AND STORAGE
Handling:
Personal Protection:
Wear appropriate personal protective equipment (PPE), such as gloves, safety goggles, and protective clothing, when handling Sodium 2-Hydroxyethyl Sulfonate.
Use in a well-ventilated area to minimize dust exposure.
Ventilation:
Ensure proper ventilation during handling to prevent airborne particle accumulation.
Use local exhaust systems if necessary.
Avoidance:
Avoid direct contact with eyes, skin, and clothing.
Do not eat, drink, or smoke while handling.
Wash hands thoroughly after handling.
Spill and Leak Procedures:
Contain spills to prevent further release.
Sweep or vacuum the material carefully to avoid creating dust and collect for disposal.
Dispose of waste according to local regulations.
Storage:
Store in a cool, dry, well-ventilated area away from moisture and incompatible materials.
Keep containers tightly closed when not in use.
Protect from contamination and extreme temperatures.
Handling Cautions:
Avoid exposure to extreme heat and strong oxidizing agents.
Ensure storage containers are clean and compatible with the material.
