1,1,2,2-Tetrachloroethane
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1,1,2,2-tetrachloroethane (TeCA), also known by the brand names Bonoform, Cellon and Westron, is an organic compound. It is colorless liquid and has a sweet odor. It is used as an industrial solvent and as a separation agent. TeCA is toxic and it can be inhaled, consumed or absorbed through the skin. After exposure, nausea, dizziness or even liver damage may occur.
Quick Facts Names, Identifiers ...
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Names | |||
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Preferred IUPAC name
1,1,2,2-Tetrachloroethane | |||
Other names
s-Tetrachloroethane Acetylene tetrachloride R-130 TeCA UN 1702 | |||
Identifiers | |||
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3D model (JSmol) |
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ChEBI | |||
ChEMBL | |||
ChemSpider |
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ECHA InfoCard | 100.001.089 | ||
KEGG |
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PubChem CID |
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UNII | |||
CompTox Dashboard (EPA) |
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Properties | |||
C2H2Cl4 | |||
Molar mass | 167.848 g/mol | ||
Appearance | Colorless to pale yellow liquid[2] | ||
Odor | pungent, chloroform-like[2] | ||
Density | 1.59 g/cm3 | ||
Melting point | −44 °C (−47 °F; 229 K) | ||
Boiling point | 146.5 °C (295.7 °F; 419.6 K) | ||
1 g/350 mL | |||
Vapor pressure | 5 mmHg (20°C)[2] | ||
-89.8·10−6 cm3/mol | |||
Hazards | |||
Lethal dose or concentration (LD, LC): | |||
LC50 (median concentration) |
1000 ppm (rat, 4 hr)[3] | ||
LCLo (lowest published) |
1000 ppm (rat, 4 hr) 643 ppm (mouse, 2 hr) 2714 ppm (cat, 45 min)[3] | ||
NIOSH (US health exposure limits): | |||
PEL (Permissible) |
TWA 5 ppm (35 mg/m3) [skin][2] | ||
REL (Recommended) |
Ca TWA 1 ppm (7 mg/m3) [skin][2] | ||
IDLH (Immediate danger) |
Ca [100 ppm][2] | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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