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CAS No 140-89-6 , potassium

  • Name: potassium
  • Synonyms: Potassium O-ethyl dithiocarbonate; Ethylxanthic acid potassium salt;potassium; Potassium ethyl xanthate;ethoxymethanedithioate; 140-89-6;POTASSIUM ETHYLXANTHATE; Potassium xanthogenate;
  • CAS Registry Number:
  • Transport: UN 3288
  • Melting Point: 209-214 ºC
  • Flash Point: 26.7 ºC
  • Boiling Point: 120.5 ºC at 760 mmHg
  • Density: 1,558 g/cm3
  • Water Solubility: 1090 g/l in water at 20ºC
  • Safety Statements: R22;R36/37/38
  • Hazard Symbols: Xn: Harmful;
  • Flash Point: 26.7 ºC
  • EINECS: 205-439-3
  • Molecular Weight: 160.2995
  • InchiKey: JCBJVAJGLKENNC-UHFFFAOYSA-M
  • InChI: InChI=1S/C3H6OS2.K/c1-2-4-3(5)6;/h2H2,1H3,(H,5,6);/q;+1/p-1
  • Risk Statements: S26;S37/39
  • Molecular Formula: C3H5KOS2
  • Molecular Structure:CAS No:140-89-6 potassium

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References of potassium
Title: Potassium Xanthogenate
CAS Registry Number: 140-89-6
CAS Name: Carbonodithioic acid O-ethyl ester potassium salt
Synonyms: ethylxanthic acid potassium salt; potassium ethyldithiocarbonate; potassium ethylxanthogenate; potassium ethylxanthate
Molecular Formula: C3H5KOS2
Molecular Weight: 160.30
Percent Composition: C 22.48%, H 3.14%, K 24.39%, O 9.98%, S 40.01%
Line Formula: C2H5OCS2K
Literature References: Made by treating an alcoholic soln of CS2 with alcoholic KOH. Usually contains 8-10% H2O.
Properties: White to pale yellow crystals or cryst powder. Very sol in water; sol in alcohol. The aq soln is strongly alkaline. Keep well closed and protected from light.
Use: As reagent in analytical chemistry.