Description

Tris(2-Hydroxyethyl)Sulphonium Stearate is an organosulfur compound that functions as a versatile cationic surfactant and phase transfer catalyst. This chemical is valued for its ability to facilitate reactions in multi-phase systems and modify surface properties in various formulations. It is primarily utilized by manufacturers in the polymer, textile, and specialty chemical industries for applications requiring emulsification, catalysis, or surface modification.

Application

• Phase Transfer Catalyst (PTC) in organic synthesis, particularly for nucleophilic substitution and polymerization reactions.
• Cationic Surfactant in the formulation of fabric softeners, hair conditioners, and other personal care products.
• Emulsifying Agent for creating stable oil-in-water emulsions in coatings, adhesives, and industrial lubricants.
• Antistatic Agent in polymer processing and for synthetic fibers to reduce static charge buildup.
• Corrosion Inhibitor additive in metalworking fluids and protective coatings.
• Chemical Intermediate for the synthesis of other quaternary ammonium and sulphonium compounds.

Basic Information

Product Name	Tris(2-Hydroxyethyl)Sulphonium Stearate
CAS No.	29398-82-1
Molecular Formula	C24H50O5S
Molecular Weight	450.72 g/mol
Synonyms	Tris(2-hydroxyethyl)sulfonium octadecanoate; 2,2',2''-Sulfinidynetris(ethanol) octadecanoate; Stearic acid, compd. with tris(2-hydroxyethyl)sulfonium (1:1); Tris(2-hydroxyethyl)sulfonium stearate; Hydroxyethyl sulfonium stearate; THES Stearate; Tris-hydroxyethylsulfonium stearate
EINECS	Contact for details

Quality Control

Our Tris(2-Hydroxyethyl)Sulphonium Stearate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters 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 product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0 %
Melting Point	40 - 50 °C
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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