Tris (2,3-dibromopropyl) phosphate
Structural formula | ||||||||||||||||
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Simplified structural formula without stereochemistry | ||||||||||||||||
General | ||||||||||||||||
Surname | Tris (2,3-dibromopropyl) phosphate | |||||||||||||||
other names |
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Molecular formula | C 9 H 15 Br 6 O 4 P | |||||||||||||||
Brief description |
colorless to yellowish odorless liquid |
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External identifiers / databases | ||||||||||||||||
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properties | ||||||||||||||||
Molar mass | 697.93 g mol −1 | |||||||||||||||
Physical state |
liquid |
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density |
2.27 g cm −3 |
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Melting point |
5.5 ° C |
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boiling point |
390 ° C |
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Vapor pressure |
0.03 Pa (25 ° C) |
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solubility |
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Refractive index |
1.5772 (20 ° C) |
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safety instructions | ||||||||||||||||
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Toxicological data | ||||||||||||||||
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C |
Tris (2,3-dibromopropyl) phosphate is a chemical compound that is used as a flame retardant in plastics and textiles. Its use in children's items was banned in the USA in 1977.
Extraction and presentation
Tris (2,3-dibromopropyl) phosphate can be obtained by a two-step process. Here, bromine to allyl alcohol , and the resulting 2,3-dibromopropanol with phosphorus oxychloride implemented.
properties
Tris (2,3-dibromopropyl) phosphate is a flammable, hardly inflammable, viscous, colorless to yellowish odorless liquid that is practically insoluble in water.
safety instructions
The substance is mutagenic and classified as a group 2A carcinogen according to the International Agency for Research on Cancer (IARC) . It also falls under the scope of the Rotterdam Convention . In the USA, the sale of children's clothing containing tris (2,3-dibromopropyl) phosphate has been banned since 1977.
Individual evidence
- ↑ a b c d e f g h i j Entry on tris (2,3-dibromopropyl) phosphate in the GESTIS substance database of the IFA , accessed on September 29, 2017(JavaScript required) .
- ↑ a b IARC monograph
- ↑ a b c d Entry on Tris (2,3-dibromopropyl) phosphate in the Hazardous Substances Data Bank , accessed on September 29, 2017.
- ↑ Nat. Toxicology Program (NTP) (NIH): Report on Carcinogens (12th Ed.) . DIANE Publishing, 2011, ISBN 1-4379-8736-2 , pp. 428 ( limited preview in Google Book search).
- ↑ M. Prival, E. McCoy, B Gutter, H. Rosendranz: Tris (2,3-dibromopropyl) phosphate: Mutagenicity of a widely used flame retardant . In: Science . 195, No. 4273, 1977, pp. 76-78. doi : 10.1126 / science.318761 . PMID 318761 .
- ^ Agents Classified by the IARC Monographs
- ↑ CPSC Bans TRIS-Treated Children's Garments ( Memento of the original from March 20, 2012 in the Internet Archive ) Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice. , Consumer Product Safety Commission