Potassium ethyl xanthatePotassium ethyl xanthate (KEX, or PEX) is an organosulfur compound with the chemical formula CH3CH2OCS2K. It is a pale yellow powder that is used in the mining industry for the separation of ores. Read from the Chembox of the Wikipedia article Potassium ethyl xanthate, revision 1380073518.

Property

Value

Formula

C3H5KOS2, 160.30 g/mol

Melting point

225.5 °C

Density

1.263 g/cm³

pKa

1.6

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