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Names | |||
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Preferred IUPAC name
2,4,6-Trichlorophenol | |||
Identifiers | |||
3D model (JSmol)
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776729 | |||
ChEBI | |||
ChEMBL | |||
ChemSpider | |||
ECHA InfoCard | 100.001.633 | ||
EC Number |
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3766 | |||
KEGG | |||
PubChem CID
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RTECS number |
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UNII | |||
UN number | 2020 | ||
CompTox Dashboard (EPA)
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Properties | |||
C6H2Cl3OH/C6H3Cl3O | |||
Molar mass | 197.45 g/mol | ||
Appearance | yellow-whitish lumps or powder | ||
Density | 1.4901 g/cm3 at 75 °C[1] | ||
Melting point | 69.5 °C (157.1 °F; 342.6 K)[1] | ||
Boiling point | 249 °C (480 °F; 522 K)[1] | ||
0.069 g/100 g H2O[2] | |||
Hazards | |||
GHS labelling: | |||
Warning | |||
H302, H315, H319, H351, H410 | |||
P201, P202, P264, P270, P273, P280, P281, P301+P312, P302+P352, P305+P351+P338, P308+P313, P321, P330, P332+P313, P337+P313, P362, P391, P405, P501 | |||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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2,4,6-Trichlorophenol, also known as TCP, phenaclor, Dowicide 2S, Dowcide 2S, omal, is a chlorinated phenol that has been used as a fungicide, herbicide, insecticide, antiseptic,[3] defoliant, and glue preservative.[4] It is a clear to yellowish crystalline solid with a strong, phenolic odor. It decomposes on heating to produce toxic and corrosive fumes including hydrogen chloride and chlorine.