Carbon tetrabromide

Carbon tetrabromide
Stereo, skeletal formula of tetrabromomethane
Stereo, skeletal formula of tetrabromomethane
Stereo, skeletal formula of tetrabromomethane
Spacefill model of tetrabromomethane
Spacefill model of tetrabromomethane
Names
Preferred IUPAC name
Tetrabromomethane[2]
Other names
  • Carbon(IV) bromide
  • Carbon bromide, neutral (1:4)
  • Carbon tetrabromide
[1]
Identifiers
3D model (JSmol)
Abbreviations R-10B4[citation needed]
1732799
ChEBI
ChemSpider
ECHA InfoCard 100.008.355 Edit this at Wikidata
EC Number
  • 209-189-6
26450
MeSH carbon+tetrabromide
RTECS number
  • FG4725000
UNII
UN number 2516
  • InChI=1S/CBr4/c2-1(3,4)5 checkY
    Key: HJUGFYREWKUQJT-UHFFFAOYSA-N checkY
  • BrC(Br)(Br)Br
Properties
CBr4
Molar mass 331.627 g·mol−1
Appearance Colorless to yellow-brown crystals
Odor sweet odor
Density 3.42 g mL−1
Melting point 94.5 °C; 202.0 °F; 367.6 K
Boiling point 189.7 °C; 373.4 °F; 462.8 K decomposes
0.024 g/100 mL (30 °C)
Solubility soluble in ether, chloroform, ethanol
Vapor pressure 5.33 kPa (at 96.3 °C)
−93.73·10−6 cm3/mol
1.5942 (100 °C)
Structure
Monoclinic
Tetragonal
Tetrahedron
0 D
Thermochemistry
0.4399 J K−1 g−1
212.5 J/mol K
26.0–32.8 kJ mol−1
47.7 kJ/mol
−426.2–−419.6 kJ mol−1
Hazards
GHS labelling:
GHS05: Corrosive GHS07: Exclamation mark
Danger
H302, H315, H318, H335
P261, P280, P305+P351+P338
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g. chloroformFlammability 0: Will not burn. E.g. waterInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
2
0
0
Flash point noncombustible[3]
Lethal dose or concentration (LD, LC):
  • 56 mg kg−1 (intravenous, mouse)
  • 100 mg kg−1 (oral, rat)
NIOSH (US health exposure limits):
PEL (Permissible)
none[3]
REL (Recommended)
TWA 0.1 ppm (1.4 mg/m3) ST 0.3 ppm (4 mg/m3)[3]
IDLH (Immediate danger)
N.D.[3]
Safety data sheet (SDS) inchem.org
Related compounds
Other anions
Carbon tetrafluoride
Carbon tetrachloride
Carbon tetraiodide
Other cations
Silicon tetrabromide
Germanium tetrabromide
Tin(IV) bromide
Related alkanes
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY verify (what is checkY☒N ?)

Carbon tetrabromide, CBr4, also known as tetrabromomethane, is a bromide of carbon. Both names are acceptable under IUPAC nomenclature.

  1. ^ "Carbon compounds: carbon tetrabromide". Retrieved 22 February 2013.
  2. ^ "carbon tetrabromide – Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 26 March 2005. Identification. Retrieved 18 June 2012.
  3. ^ a b c d NIOSH Pocket Guide to Chemical Hazards. "#0106". National Institute for Occupational Safety and Health (NIOSH).