Octadececyl Trimethyl Ammonium Bromide, Stearyl Trimethyl Ammonium Bromide CAS 1120-02-1

• CAS No.: 1120-02-1
• Formula: C21h46brn
• EINECS: 214-294-5
• Environmental Protection: Yes
• Color: White
• Appearance: Powder
• Model NO.: 98%
• Kind: Surfactant
• Usage: Protection, Polishing
• Acid-Base Property: Neutral Surface Disposal Agent
• Assay: 98%
• pH (10% Aqueous): 5.0-9.0
• Water Content: ≤1%
• Transport Package: Plastic Drums or Fibercan
• Specification: 10KG, 20KG
• Origin: China
• HS Code: 29239000

Product Description

Octadeceyl trimethyl ammonium bromide

Product name: Octadececyl trimethyl ammonium bromide 
Chemical name: Octadececyl trimethyl ammonium bromide
Molecular Formula: C₂₁H₄₆BrN
CAS No.: 1120-02-1
EINECS No.:214-294-5

Item	Index
Appearance (20ºC)	White to off-white powder
Assay	98%
pH (10% aqueous)	5.0-9.0
Water content	≤1%

Application:
Used as a surface active agent, surface active agent, used in catalysts, emulsifiers, disinfectants, bactericidal bases, anti-static agents, etc.

Storage:
In sealed containers in a cool, dry place.

Package:
10 kg plastic drum or 20 kg fibercan

 

Octadecyl trimethyl ammonium bromide (OTAB) is a quaternary ammonium compound commonly used in various industrial and laboratory applications. It is also known as cetyltrimethylammonium bromide (CTAB) and belongs to the family of cationic surfactants.

OTAB consists of a long hydrophobic (water-repelling) alkyl chain composed of 18 carbon atoms, attached to a positively charged quaternary ammonium group. This structure gives OTAB surfactant properties, making it effective in reducing the surface tension of aqueous solutions and facilitating the formation of micelles.

Due to its surfactant properties, OTAB finds applications in various fields:

1. Industrial Cleaning: OTAB is used as an ingredient in cleaning products, such as detergents and degreasers, where it helps to solubilize and remove oily and greasy substances from surfaces.

2. Emulsification: OTAB is employed as an emulsifier in formulations where it assists in the dispersion of immiscible substances, such as oil and water, to create stable emulsions.

3. Personal Care Products: OTAB is utilized in personal care products, including shampoos, conditioners, and lotions, as a conditioning agent and emulsifier, imparting a smooth and soft feel to the skin and hair.

4. Biomedical Research: In the laboratory, OTAB is used in molecular biology techniques as a reagent for DNA and protein isolation, purification, and precipitation. It can also aid in cell lysis and membrane solubilization.

5. Antiseptic Formulations: OTAB exhibits antimicrobial properties, and as such, it is included in antiseptic formulations for topical use.

While OTAB has many useful applications, it's important to handle it with care as it can be irritating to the skin, eyes, and respiratory tract. Proper safety precautions should be followed during its handling, storage, and use.