1,2-Dibromobenzene

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1,2-Dibromobenzene
1,2-dibromobenzene 200.svg
Names
Preferred IUPAC name
1,2-Dibromobenzene
Other names
o-Dibromobenzene
Identifiers
3D model (JSmol)
970241
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.008.645 Edit this at Wikidata
EC Number
  • 209-507-3
130950
UNII
UN number 2711
  • InChI=1S/C6H4Br2/c7-5-3-1-2-4-6(5)8/h1-4H
    Key: WQONPSCCEXUXTQ-UHFFFAOYSA-N
  • C1=CC=C(C(=C1)Br)Br
Properties
C6H4Br2
Molar mass 235.906 g·mol−1
Appearance colorless liquid
Density 1.9940 g/cm3
Melting point 7.1 °C (44.8 °F; 280.2 K)
Boiling point 225 °C (437 °F; 498 K)
Hazards
GHS labelling:
GHS07: Exclamation mark
Warning
H315, H319, H335
P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

1,2-Dibromobenzene is an organobromine compound with the formula C6H4Br2. It is one of three isomers, the others being 1,3- and 1,4-dibromobenzene. It is a colorless liquid, although impure samples appear yellowish. The compound is a precursor to many 1,2-disubstituted derivatives of benzene. For example, it is a precursor to 1,2-dicyanobenzene[1] and dithioethers.[2]

See also[edit]

References[edit]

  1. ^ Löbbert, Gerd (2000). "Phthalocyanines". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a20_213.
  2. ^ "1,2-BIS(n-BUTYLTHIO)BENZENE". Organic Syntheses. 42: 22. 1962. doi:10.15227/orgsyn.042.0022.