Behentrimonium methosulfate
Time: 2012-11-06 15:07:44

Behentrimonium methosulfate

Synonyms

Docosyltrimethylammonium methyl sulphate;

1-Docosanaminium, N,N,N-trimethyl-, methosulfate;

Behenyl trimethyl ammonium methosulfate;

N,N,N-Trimethyl-1-docosanaminium methosulfate;

Category

Cationic surfactant

> Quaternary Ammonium Salt

>> Fatty Quaternary Ammonium Salt

>>> Alkyl Quaternary Ammonium Salt

>>>> Mono-(Long-chain Linear Alkyl) Quaternary Ammonium Salt

Chemical Numbering System

CASRN: 81646-13-1

EINECS: 279-791-1

Molecular Formula & Molecular Weight

Molecular Formula: C26H57NO4S; C25H54N.C1H3O4S

Molecular Weight: 479.80

Structure

Properties

Appearance    (1), white or off-white solid.

Solubility    slightly soluble in water. Soluble in ethanol.

Hygroscopicity    hygroscopic.

Stability    stable. Decomposition by high heat.

Risk    Solid form: flammable material; irritation, strong irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2, nitrogen oxides and so on. Contact with strong oxidants, can cause to burn.

GHS (Rev.7) label:  

Ecology    may be hazardous to environment. Water body should be given special attention.

Biodegradability    biodegradable.

Characteristics    excellent antistatic, antibacterial, antimicrobial, preservative, solubilizing, emulsifying, dispersing, anticorrosive, wetting abilities.

Synthesis

 

Quality Standards & Test Methods

1, Physical and chemical indexes

Item

Physical and chemical indexes

Solid

Actives, %, ≥

95.0

Test Methods

(1), Actives

GB/T 13173 Surface active agents -- Detergents -- Testing methods

GB/T 5174 Surface active agents -- Detergents -- Determination of cationic-active matter content

ISO 2871-1 Surface active agents -- Detergents -- Determination of cationic-active matter content -- Part 1: High-molecular-mass cationic-active matter

ISO 2871-2 Surface active agents -- Detergents -- Determination of cationic-active matter content -- Part 2: Cationic-active matter of low molecular mass (between 200 and 500)

2, Hazardous substances indexes

Item

Hazardous substances indexes

Solid

Heavy metals (as Pb), mg/Kg, ≤

20

As, mg/Kg, ≤

3

Test Methods

(1), Heavy metals (as Pb)

Safety and Technical Standards for Cosmetics (2015 Edition)

GB/T 30799 The test method of food detergents - Determination of heavy metals

(2), As

Safety and Technical Standards for Cosmetics (2015 Edition)

GB/T 30797 The test method of food detergents - Determination of total arsenic

3, Further explanation

(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.

(b), Used in cosmetics, should be test for harmful substances or furtherly test for microorganisms, according to local regulations and standards.

Major Uses

1, Typical applications

Use as disinfectant, antimicrobial agent, preservative.

Use as antistatic agent.

Use as emulsifying agent, dispersing agent.

Use as flocculant.

Use as deodorant.

2, Petroleum

Use as emulsifying agent, for example, used in emulsification of asphalt.

3, Textile, fiber, leather

Leveling agent in cationic dyes.

Antistatic agent, softening agent in textile, fiber, leather.

4, Organic synthesis

Use as phase transfer catalyst.

5, Polymer

Use as emulsifying agent, for example, used in emulsification of rubber.

6, Household detergents

Use as softening agent.

7, Forestry

Antimicrobial agent, preservative in wood processing.

8, Agriculture

Emulsifying agent, dispersing agent, antimicrobial agent in pesticides.

9, Personal care products

Antistatic agent, conditioning agent in personal care products.

Manufacturers

 

Update: 20140510(1); 20190512(2);