Dechlorane 603
| Structural formula | |||||||||||||
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| simplified structural formula without stereochemistry | |||||||||||||
| General | |||||||||||||
| Surname | Dechlorane 603 | ||||||||||||
| other names |
3,4,5,6,10,11,12,13,16,16,17,17-dodecachlorhexacyclo [6.6.1.1 3,6 .1 10.13 .0 2.7 .0 9.14 ] heptadeca- 4.11-diene ( IUPAC ) |
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| Molecular formula | C 17 H 8 Cl 12 | ||||||||||||
| Brief description |
white solid |
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| properties | |||||||||||||
| Molar mass | 637.68 g mol −1 | ||||||||||||
| Physical state |
firmly |
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| As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . | |||||||||||||
Dechloran 603 (abbreviation Dec 603 ) is a chemical compound that is used as a flame retardant . It is structurally related to Dechloran Plus and Dechloran 602 .
Extraction and presentation
Dechlorane 603 can be prepared from two equivalents of hexachlorocyclopentadiene and one equivalent of norbornadiene by means of the Diels-Alder reaction . Dechlorane 603 is also obtained by reacting aldrin with hexachlorocyclopentadiene.
Dechloran 603 is also contained in technical grade aldrin and dieldrin .
use
Dechloran 603 and other structurally related substances were used as a replacement for Mirex (also called Dechloran ) as a flame retardant.
Environmental relevance
Dechlorane 603 was found in sediment samples from the Great Lakes . In the study period from 1985 to 2016, various biological matrices from the federal environmental specimen bank were examined for dechlorane 603.
Individual evidence
- ↑ Entry on Dechlorane 603 at ChemicalBook , accessed April 28, 2020.
- ↑ This substance has either not yet been classified with regard to its hazardousness or a reliable and citable source has not yet been found.
- ↑ a b c Li Shen, Eric J. Reiner, Karen A. MacPherson, Terry M. Kolic, Paul A. Helm: Dechloranes 602, 603, 604, Dechlorane Plus, and Chlordene Plus, a Newly Detected Analogue, in Tributary Sediments of the Laurentian Great Lakes . In: Environmental Science & Technology . tape 45 , no. 2 , January 15, 2011, p. 693-699 , doi : 10.1021 / es1027844 .
- ^ Environmental Health Criteria (EHC) for Mirex , accessed May 4, 2020.
- ↑ Dechloran 603 - Federal Environmental Specimen Bank. Retrieved April 26, 2020 .