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