Cetyltrimethylammonium bromide
Revision as of 06:27, 24 July 2013 by (username removed)
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