Dibromobenzenes are a group of bromobenzenes with the formula C6H4Br2, consisting of two bromine atoms bonded to a central benzene ring.
There are three isomers of dibromobenzene:
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! {{Chemical datatable header}} align="center" colspan="4" | Dibromobenzene isomers |
| Common name and systematic name
| 1,2-Dibromobenzene
| 1,3-Dibromobenzene[{{cite web |website=PubChem |url=https://pubchem.ncbi.nlm.nih.gov/compound/7927 |title=1,3-Dibromobenzene}}]
| 1,4-Dibromobenzene[{{cite web|url=http://msds.chem.ox.ac.uk/DI/1,4-dibromobenzene.html|title=Safety data for 1,4-dibromobenzene|access-date=23 November 2011|archive-date=28 January 2010|archive-url=https://web.archive.org/web/20100128102742/http://msds.chem.ox.ac.uk/DI/1,4-dibromobenzene.html|url-status=dead}}][{{cite web|url=http://www.freewtc.com/products/1-4-dibromobenzene-332549-44180.htm|title=1,4-Dibromobenzene LS026|access-date=23 November 2011|archive-url=https://web.archive.org/web/20110711035527/http://www.freewtc.com/products/1-4-dibromobenzene-332549-44180.htm#|archive-date=2011-07-11|url-status=dead}}][{{cite book | title = Merck Index | edition = 14th | page = 3024 | date = 2006 | publisher = Merck & Co Inc. | location = Whitehouse Station, NJ}}] |
| Structure
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| align="center" | 90px
| align="center" | 55px |
| Molecular formula
| align="center" colspan="3" | C6H4Br2 |
| Molar mass
| align="center" colspan="3" | 235.906 g/mol |
| Appearance
| colorless liquid
| colorless liquid
| white solid |
| CAS number
| [583-53-9]
| [108-36-1]
| [106-37-6] |
| {{Chemical datatable header}} align="center" colspan="5" | Properties |
|---|
| Density and phase
| 1.9940 g/ml, liquid
| 1.9523 g/ml, liquid
| 1.84 g/ml, solid |
| Solubility in water
| align="center" colspan="3" | practically insoluble |
| Other solubilities
|
|
| Soluble in 70 parts ethanol. Soluble in benzene, chloroform and very soluble in diethyl ether. |
| Melting point
| 7.1 °C
| −7.0 °C
| 87 °C |
| Boiling point
| 225 °C
| 218–220 °C
| 220.4 °C |
