Behenyl Trimethyl Ammonium Methylsulfate

Paint chemicals 2025-03-21

CAS No. 81646-13-1

Content 70%

Packing 80kg/drum

Names and Identifiers

Name docosyltrimethylammonium methyl sulphate
Synonyms 2231MS(BTMS)
docosyl-triMethyl-azaniuM
Behentrimonium methosulfate
Behenyl trimethyl ammonium methosulfate
docosyl(trimethyl)azanium,methyl sulfate
Behenyl Trimethyl Ammonium Methylsulfate
docosyltrimethylammonium methyl sulphate
Docosyltrimethylammonium methyl sulphate
Behenyl trimethyl ammonium methyl sulfate
N,N,N-Trimethyl-1-docosanaminium methosulfate
N,N,N-trimethyldocosan-1-aminium methyl sulfate
Raw Material Behentrimonium Methosulfate BTMS 50
1-Docosanaminium, N,N,N-trimethyl-, methosulfate
1-Docosanaminium, N,N,N-trimethyl-, methyl sulfate
docosyl(trimethyl)azanium,methyl sulfate(btms 25 50)
CAS 81646-13-1
EINECS 279-791-1
InChI InChI=1/C25H54N.CH4O4S/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24-25-26(2,3)4;1-5-6(2,3)4/h5-25H2,1-4H3;1H3,(H,2,3,4)/q+1;/p-1

81646-13-1 – Physico-chemical Properties

Molecular Formula C26H57NO4S
Molar Mass 479.81
Density 0.92[at 20℃]
Water Solubility 7mg/L at 25℃
Solubility 7.2g/L in organic solvents at 20 ℃

Introduction to Behenyl Trimethyl Ammonium Methylsulfate

Behenyl Trimethyl Ammonium Methylsulfate is a quaternary ammonium compound widely used as a cationic surfactant, emulsifier, and antistatic agent in industrial and cosmetic applications. Its long alkyl chain (C22) provides excellent softening and conditioning properties.

Table 1: Basic Chemical Properties

Property Value/Description
CAS No. 81646-13-1
Molecular Formula C₂₆H₅₇NO₃S
Molecular Weight ~463.8 g/mol
Appearance White to off-white powder or flakes
Solubility Dispersible in water, soluble in alcohols

Table 2: Key Functional Characteristics

Feature Application Benefit
Cationic charge Binds to negatively charged surfaces (e.g., hair, fabrics)
High melting point Stable in formulations at elevated temperatures
Low irritation potential Suitable for personal care products
Antistatic effect Reduces static in textiles/fibers

Table 3: Typical Applications

Industry Use Case
Cosmetics Hair conditioners, cream rinses
Textiles Fabric softeners, dyeing aids
Industrial Emulsifier, corrosion inhibition

Notes:

Avoids strong oxidizers; incompatible with anionic compounds.

Storage: Keep in a cool, dry place (<30°C).