1,8-dibromooctane

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Structural formula
Structural formula of 1,8-dibromooctane
General
Surname 1,8-dibromooctane
other names

Octamethylene dibromide

Molecular formula C 8 H 16 Br 2
Brief description

light yellow liquid

External identifiers / databases
CAS number 4549-32-0
EC number 224-912-5
ECHA InfoCard 100.022.648
PubChem 78310
Wikidata Q56045805
properties
Molar mass 272.02 g mol −1
Physical state

liquid

density

1.477 g cm −3 (25 ° C)

Melting point

12-16 ° C

boiling point

270-272 ° C

solubility
  • practically insoluble in water
  • soluble in ether and chloroform
Refractive index

1.4995 (20 ° C)

safety instructions
GHS labeling of hazardous substances
07 - Warning

Caution

H and P phrases H: 315-319-335
P: 261-280-305 + 351 + 338-304 + 340-405-501
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

1,8-Dibromooctane is a chemical compound from the group of haloalkanes .

Extraction and presentation

1,8-Dibromooctane can be obtained by reaction of cyclooctene with sulfuric acid and hydrobromination with catalysis.

properties

1,8-Dibromooctane is a light yellow liquid that is practically insoluble in water.

use

1,8-Dibromooctane is used as an additive in the manufacture of other chemical compounds (for example guazatin ).

See also

Individual evidence

  1. ↑ a b c d e f data sheet 1,8-dibromooctane, 98% from Sigma-Aldrich , accessed on August 23, 2018 ( PDF ).
  2. ↑ a b c d e f data sheet 1,8-dibromooctane, 98% from AlfaAesar, accessed on August 23, 2018 ( PDF )(JavaScript required) .
  3. ↑ Samuel H. Yalkowsky, Yan He, Parijat Jain: Handbook of Aqueous Solubility Data, Second Edition . CRC Press, 2016, ISBN 978-1-4398-0246-5 , pp. 1595 ( limited preview in Google Book search).
  4. ↑ David R. Lide: CRC Handbook of Chemistry and Physics A Ready-reference Book of Chemical and Physical Data . CRC Press, 1995, ISBN 978-0-8493-0595-5 , pp. 158 ( limited preview in Google Book search).
  5. ↑ Google Patents: US3624171A - Process for the production of 1,8-Dibromoctane - Google Patents , accessed August 23, 2018.