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CAS No 13943-58-3 , tetrapotassium

  • Name: tetrapotassium
  • Synonyms: Tetrapotassium ferrocyanide;hexacyanide;Potassium hexacyanoferrate; Potassium hexacyanoferrate(II); Tetrapotassium hexacyanoferrate(II);iron(6+);tetrapotassium;
  • CAS Registry Number:
  • Melting Point: 70 °C
  • Flash Point: °C
  • Boiling Point: 25.7°Cat760mmHg
  • Density: 1.85
  • Safety Statements: Mildly toxic by ingestion. An experimental teratogen. When heated to decomposition it emits toxic fumes of NOx.
  • Hazard Symbols: It evolves highly toxic fumes on heating to red heat, but the compound itself has low toxicity.
  • Flash Point: °C
  • EINECS: 237-722-2
  • Molecular Weight: 368.3426
  • InchiKey: AWDBHOZBRXWRKS-UHFFFAOYSA-N
  • InChI: InChI=1S/6CN.Fe.4K/c6*1-2;;;;;/q6*-1;+6;4*+1
  • Molecular Formula: C6FeK4N6+4
  • Molecular Structure:CAS No:13943-58-3 tetrapotassium

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References of tetrapotassium
Title: Potassium Ferrocyanide
CAS Registry Number: 13943-58-3
CAS Name: Tetrapotassium hexakis(cyano-C)ferrate(4-)
Synonyms: potassium hexacyanoferrate(II); yellow prussiate of potash
Molecular Formula: C6FeK4N6
Molecular Weight: 368.34
Percent Composition: C 19.56%, Fe 15.16%, K 42.46%, N 22.82%
Line Formula: K4Fe(CN)6
Literature References: Review of properties, chemistry and syntheses: The Chemistry of Ferrocyanides, American Cyanamid Co. (Beacon Press, New York, 1953) 112 p.
 
Derivative Type: Trihydrate
Properties: Soft, slightly efflorescent crystals; begins to lose water at 60°, becomes anhydr at 100°. d 1.85.
Density: d 1.85