(1-carboxylatopentadecyl)trimethylammonium - Names and Identifiers
Name | (1-carboxylatopentadecyl)trimethylammonium
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Synonyms | Einecs 240-614-8 (1-carboxylatopentadecyl)trimethylammonium (1-carboxy-pentadecyl)-trimethyl-ammonium betaine 1-Carboxylato-N,N,N-trimethylpentadecan-1-aminium 1-Pentadecanaminium,1-carboxy-N,N,N-trimethyl-,inner salt 1-Pentadecanaminium, 1-carboxy-N,N,N-trimethyl-, inner salt 1-pentadecanaminium, 1-carboxy-n,n,n-trimethyl-,hydroxide, inner salt 1-pentadecanaminium, 1-carboxy-n,n,n-trimethyl-, hydroxide, inner salt
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CAS | 16545-85-0
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EINECS | 240-614-8 |
(1-carboxylatopentadecyl)trimethylammonium - Physico-chemical Properties
(1-carboxylatopentadecyl)trimethylammonium - Introduction
(1-carboxylatopentadecyl)trimethylammonium, also known as CTAB (cetyltrimethylammonium bromide), is a cationic surfactant. Its chemical formula is C19H42BrN and its molecular weight is 364.57g/mol. The following is a description of the nature, use, preparation and safety information of the substance:
Nature:
1. Appearance: Colorless crystalline solid.
2. Solubility: soluble in water, ethanol and ether and other organic solvents.
3. Properties: It has surface activity and can form micelle structure in solution.
Use:
1. Biological Research: CTAB can be used as a reagent for extraction and purification of nucleic acids such as DNA and RNA.
2. Chemical Synthesis: used as surfactant, emulsifier and dispersant.
3. Industrial applications: commonly used in the preparation of colloidal particles, nano materials.
Preparation Method:
The preparation of CTAB is usually made by the reaction of cetyltrimethylammonium bromide with cuprous chloride. The specific steps include the reaction of cetyltrimethylammonium bromide with cuprous chloride to produce cetyltrimethylammonium chloride, the re-Dissolution of the reaction product with cupric sulfate and potassium chloride, and finally the filtration and concentration of mud marks to obtain CTAB.
Safety Information:
1. CTAB is irritating and contact with skin and eyes may cause irritation and inflammation. Appropriate protective equipment should be worn to avoid direct contact.
2. In handling and use, should comply with the safety procedures, and ensure good ventilation conditions.
3. Avoid swallowing and inhaling. If taken by mistake or inhaled, seek medical attention immediately.
4. Storage should be stored in a dry, cool place, avoid contact with oxidants and acidic substances.
Last Update:2024-04-10 22:29:15