Difference between revisions of "Cetyltrimethylammonium bromide"
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== Description == | == Description == | ||
| − | A quaternary ammonium salt. Cetytrimethylammonium bromide, or cetrimonium bromide, is used as a [http://cameo.mfa.org/materials/fullrecord.asp?name=cationic | + | A quaternary ammonium salt. Cetytrimethylammonium bromide, or cetrimonium bromide, is used as a [http://cameo.mfa.org/materials/fullrecord.asp?name=cationic%20detergent cationic detergent], [http://cameo.mfa.org/materials/fullrecord.asp?name=surfactant surfactant], and [http://cameo.mfa.org/materials/fullrecord.asp?name=bactericide bactericide]. It has been added to glue-paste formulations as a nontoxic alternative to [http://cameo.mfa.org/materials/fullrecord.asp?name=phenol phenol] (Ackroyd 1996). |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 07:27, 24 July 2013
Description
A quaternary ammonium salt. Cetytrimethylammonium bromide, or cetrimonium bromide, is used as a cationic detergent, surfactant, and bactericide. It has been added to glue-paste formulations as a nontoxic alternative to phenol (Ackroyd 1996).
Synonyms and Related Terms
cetyltrimethylammonium bromide; CTAB; hexadecyltrimethylammonium bromide; cetrimonium bromide; Cetab; Centimide
Other Properties
Soluble in water, ethanol, chloroform. Insoluble in ether, benzene, acetone.
| Composition | C16H33(CH3)3NBr |
|---|---|
| CAS | 57-09-0 |
| Melting Point | 237-243 |
| Molecular Weight | mol. wt. = 364.45 |
Hazards and Safety
Harmful if swallowed. Contact causes severe irritation.
Mallinckrodt Baker: MSDS
Additional Information
P.Ackroyd "Glue-Paste Lining of Paintings: An Evaluation of Some Additive Materials" ICOM Edinburgh 1996 p.231-238