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N-Hexadecyltrimethylammonium Chloride

N-Hexadecyltrimethylammonium Chloride

Basic Information

CAS No.: 112-02-7
Molecular Formula: C19H42ClN
Molecular Weight: 320

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Product Details

N - Hexadecyltrimethylammonium chloride is white or light yellow paste or solid body, also have a white amorphous powder. It is readily soluble in isopropyl alcohol, soluble in water, and generates a large amount of foam when shaken. It is heat-resistant, light-resistant, resistant to strong acids and alkalis, and has excellent stability and biodegradability.


Chemical Properties

PropertyValue

Melting Point

232-234 °C

Boiling Point

475.54°C (rough estimate)

Density

0.968 g/mL at 25 °C

Vapor Pressure

0.006Pa at 25℃

Refractive Iindex

n20/D1.3778

Sstorage Temp.

Store below +30°C.

Solubility

Water (Slightly)

Form

Amorphous Powder

Specific Gravity

0.968

Ccolor

White

Odor

at 100.00?%. bland

PH

pH(50g/l, 25℃) : 6.0~8.5

Water Solubility

Soluble

BRN

3657974

InChIKey

WOWHHFRSBJGXCM-UHFFFAOYSA-M

LogP

3.08 at 25℃

CAS DataBase Reference

112-02-7(CAS DataBase Reference)

EPA Substance Registry System

Cetyl trimethyl ammonium chloride (112-02-7)


Safety Information

PropertyValue
Hazard symbolsXi, N, Xn
Hazard class codes38-41-50-50/53-37/38-22-43-36/37/38
Safety descriptions26-39-60-61-37/39-36
UN dangerous goods numberUN 3082 9/PG 3
WGK Germany3
RTECS numberML9145000
F3
TSCATSCA listed
Hazard class8
Packing groupIII
HS code29239000
Storage class8A - Combustible, corrosive substances
Hazard class (category)Hazardous to the aquatic environment — acute hazard, Category 1
Hazardous to the aquatic environment — long-term hazard, Category 1
Serious eye damage, Category 1
Skin corrosion, Category 1C
Hazardous substances data112-02-7 (Hazardous Substances Data)
ToxicityLD50 skin in rabbit: 4300 µL/kg/24H


Product Usage
N-Hexadecyltrimethylammonium Chloride, with CAS No. 112-02-7 and chemical formula C₁₉H₄₂ClN, appears as white crystalline powder, easily soluble in polar solvents such as water and ethanol, with stable chemical properties, and is a commonly used cationic surfactant. Its core applications are in organic synthesis, daily chemicals, water treatment and other fields. As a phase transfer catalyst, it can accelerate reactions between aqueous and organic phases, improving reaction efficiency and product purity. In daily chemicals, it is used as a conditioner in hair conditioners and shampoos, with antistatic and softening effects. In water treatment, it serves as a bactericide and algaecide to inhibit microbial growth. It can also be used for antistatic treatment in the textile industry, being an indispensable functional chemical raw material with small dosage and remarkable effect.

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