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 [ | + | 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 == | == Synonyms and Related Terms == | ||
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[[[SliderGallery rightalign|cetyltrimethylammonium bromide.jpg~Chemical structure]]] | [[[SliderGallery rightalign|cetyltrimethylammonium bromide.jpg~Chemical structure]]] | ||
| − | == | + | == Risks == |
| + | |||
| + | * Harmful if swallowed. | ||
| + | * Contact causes severe irritation. | ||
| + | * ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AC227160100&productDescription=CETYLTRIMETHYLAMMONIUM+B+10GR&vendorId=VN00032119&countryCode=US&language=en SDS] | ||
| + | |||
| + | ==Physical and Chemical Properties== | ||
Soluble in water, ethanol, chloroform. Insoluble in ether, benzene, acetone. | Soluble in water, ethanol, chloroform. Insoluble in ether, benzene, acetone. | ||
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! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 237-243 | + | | 237-243 C |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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|} | |} | ||
| − | == | + | ==Resources and Citations== |
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| − | P.Ackroyd "Glue-Paste Lining of Paintings: An Evaluation of Some Additive Materials" ICOM Edinburgh 1996 p.231-238 | + | * P.Ackroyd "Glue-Paste Lining of Paintings: An Evaluation of Some Additive Materials" ICOM Edinburgh 1996 p.231-238 |
[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 08:09, 28 May 2022
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
Risks
- Harmful if swallowed.
- Contact causes severe irritation.
- ThermoFisher: SDS
Physical and Chemical Properties
Soluble in water, ethanol, chloroform. Insoluble in ether, benzene, acetone.
| Composition | C16H33(CH3)3NBr |
|---|---|
| CAS | 57-09-0 |
| Melting Point | 237-243 C |
| Molecular Weight | mol. wt. = 364.45 |
Resources and Citations
- P.Ackroyd "Glue-Paste Lining of Paintings: An Evaluation of Some Additive Materials" ICOM Edinburgh 1996 p.231-238