The monochlorophenols are chemical compounds consisting of phenol substituted with a chlorine atom. There are three isomers, 2-chlorophenol, 3-chlorophenol, and 4-chlorophenol.
Chlorphenols IUPAC name 2-Chlorophenol 3-Chlorophenol 4-Chlorophenol Other names o-Chlorophenol m-Chlorophenol p-Chlorophenol Chemical structure CAS number 95-57-8 108-43-0 106-48-9 25167-80-0 (mixture) PubChem ID Chemical formula C6H5ClO Molar mass 128.56 g/mol1 Physical state liquid solid Melting point 7 °C 33–35 °C 43 °C Boiling point 174 °C 214 °C 220 °C Density 1.26 g/cm3 1.25 g/cm3 1.31 g/cm3 Vapor pressure 2.3 mbar (20 °C) 0.23 mbar (20 °C) 0.15 mbar (20 °C) pKa 8.48 9.08 9.38 Solubility Low solubility in water (27–29 g/L at 20 °C) Flash point 85 °C 120 °C 121 °C GHS hazard pictograms GHS hazard statements
See also Chlorophenol Dichlorophenol Monobromophenol Pentachlorophenol Trichlorophenol
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