1,2-Dibromo-3-chloropropane

1,2-Dibromo-3-chloropropane
Names
Preferred IUPAC name
1,2-Dibromo-3-chloropropane
Other names
Dibromochloropropane
Identifiers
3D model (JSmol)
Abbreviations DBCP
ChemSpider
ECHA InfoCard 100.002.255 Edit this at Wikidata
KEGG
UNII
  • InChI=1S/C3H5Br2Cl/c4-1-3(5)2-6/h3H,1-2H2 checkY
    Key: WBEJYOJJBDISQU-UHFFFAOYSA-N checkY
  • InChI=1/C3H5Br2Cl/c4-1-3(5)2-6/h3H,1-2H2
    Key: WBEJYOJJBDISQU-UHFFFAOYAN
  • BrC(CBr)CCl
Properties
C3H5Br2Cl
Molar mass 236.33 g/mol
Appearance Dense colorless liquid
Odor pungent
Density 2.05 g/mL
Melting point 6.1 °C (43.0 °F; 279.2 K)
Boiling point 195.5 °C (383.9 °F; 468.6 K)
0.1%[1]
Vapor pressure 0.8 mmHg (20 °C)[1]
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
carcinogen[1]
GHS labelling:
GHS06: ToxicGHS08: Health hazard[2]
H301, H340, H350, H360, H373, H412[2]
P201, P273, P301+P310, P308+P313[2]
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 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g. canola oilInstability 1: Normally stable, but can become unstable at elevated temperatures and pressures. E.g. calciumSpecial hazards (white): no code
2
1
1
Flash point 76.7 °C (170.1 °F; 349.8 K)
NIOSH (US health exposure limits):
PEL (Permissible)
TWA 0.001 ppm [1]
REL (Recommended)
Ca[1]
IDLH (Immediate danger)
Ca, N.D.[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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1,2-Dibromo-3-chloropropane (dibromochloropropane), better known as DBCP, is the organic compound with the formula BrCH(CH2Br)(CH2Cl). It is a dense colorless liquid although commercial samples often appear amber or even brown. It is the active ingredient in the nematicide Nemagon, also known as Fumazone.

It is a soil fumigant formerly used in American agriculture. In mammals, it causes male sterility at high levels of exposure. After discovery of its deleterious health effects on humans, the compound was banned from use in 1979 by the United States Environmental Protection Agency (EPA).[3] The continuing presence of the chemical as a contaminant in ground water remains a problem for many communities for years after end of use.

  1. ^ a b c d e f NIOSH Pocket Guide to Chemical Hazards. "#0184". National Institute for Occupational Safety and Health (NIOSH).
  2. ^ a b c Sigma-Aldrich Co., 1,2-Dibromo-3-chloropropane. Retrieved on 2013-07-20.
  3. ^ Hazard Summary Archived 2016-03-22 at the Wayback Machine. - United States Environmental Protection Agency. - EPA.gov.