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1,3-Dichloropropan-2-ol
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1,3-Dichloropropan-2-ol

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1,3-Dichloropropan-2-ol
1,3-Dichloropropan-2-ol.svg
Names
Preferred IUPAC name
1,3-Dichloropropan-2-ol
Other names
1,3-Dichloropropanol-2; 1,3-Dichloroisopropyl alcohol; 1,3-Dichloro-2-propanol; 1,3-Dichloroisopropanol; Glycerol-α,γ-dichlorohydrin; α-Dichlorohydrin; 1,3-DCP; DC2P
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.002.266
EC Number
  • 202-491-9
KEGG
PubChem CID
RTECS number
  • UB1400000
UNII
UN number 2750
  • InChI=1S/C3H6Cl2O/c4-1-3(6)2-5/h3,6H,1-2H2
    Key: DEWLEGDTCGBNGU-UHFFFAOYSA-N
  • C(C(CCl)O)Cl
Properties
C3H6Cl2O
Molar mass 128.98 g·mol−1
Appearance Colorless liquid
Odor Phenol-like
Density 1.39 g/cm3 (20 °C)
Melting point −4 °C (25 °F; 269 K)
Boiling point 175 °C (347 °F; 448 K)
110 g/L (20 °C)
Hazards
GHS labelling:
GHS06: ToxicGHS07: Exclamation markGHS08: Health hazard
Danger
H301, H311, H312, H336, H350, H370, H373
P201, P202, P260, P261, P264, P270, P271, P280, P281, P301+P310, P302+P352, P304+P340, P307+P311, P308+P313, P312, P314, P321, P322, P330, P361, P363, P403+P233, P405, P501
Flash point 74 °C (165 °F; 347 K)
Lethal dose or concentration (LD, LC):
110 mg/kg (oral, rat)
1080 mg/kg (dermal, rabbit)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

1,3-Dichloropropan-2-ol (1,3-DCP) is an organic compound with the formula HOCH2CHClCH2Cl. It is a colorless liquid. It is an intermediate in the production of epichlorohydrin.

1,3-DCP is a believed to be a carcinogen and mutagen. The International Agency for Research on Cancer classifies it as a Group 2B carcinogen ("possibly carcinogenic to humans").

Along with 3-monochloropropane-1,2-diol (3-MCPD), 1,3-DCP is found in some Asian style sauces such as soy sauce and oyster sauce.


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