Potassium hexacyanocobaltate(III)

Potassium hexacyanocobaltate(III) Basic information
Product Name:Potassium hexacyanocobaltate(III)
Synonyms:TRI-POTASSIUM HEXACYANOCOBALTATE(III);Cobaltate(3-), hexakis(cyano-.kappa.C)-, tripotassium, (OC-6-11)-;COBALT(III) POTASSIUM CYANIDE;COBALT POTASSIUM CYANIDE;POTASSIUM COBALTICYANIDE;POTASSIUM HEXACYANOCOBALTATE(III);POTASSIUM HEXACYANOCOBALTATE(III) EXTRA PURE;Potassium hexacyanocobaltate(III), 90+%
CAS:13963-58-1
MF:C6CoKN6(-2)
MW:254.14
EINECS:237-742-1
Product Categories:metal cyano complex
Mol File:13963-58-1.mol
Potassium hexacyanocobaltate(III) Structure
Potassium hexacyanocobaltate(III) Chemical Properties
Melting point decomposes, forming olive green mass [MER06]
density 1.878 g/mL at 25 °C (lit.)
storage temp. Keep in dark place,Inert atmosphere,Room temperature
form Crystalline Solid
Specific Gravity1.906
color Slightly yellow to light brown
Water Solubility soluble
Sensitive Light Sensitive
Merck 14,7637
Exposure limitsACGIH: TWA 0.02 mg/m3
NIOSH: IDLH 25 mg/m3
Stability:Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference13963-58-1(CAS DataBase Reference)
EPA Substance Registry SystemCobaltate(3-), hexakis(cyano-.kappa.C)-, tripotassium, (OC-6-11)- (13963-58-1)
Safety Information
Hazard Codes T,Xn
Risk Statements 23/24/25-33-32-22
Safety Statements 28-36/37-45-7/9-24/25
RIDADR UN 1588 6.1/PG 2
WGK Germany 3
RTECS GF9470000
TSCA Yes
HazardClass 6.1(b)
PackingGroup III
HS Code 28419000
Toxicitymouse,LD50,oral,1529mg/kg (1529mg/kg),Journal of Pharmaceutical Sciences. Vol. 52, Pg. 59, 1963.
MSDS Information
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Potassium hexacyanocobaltate(III)English
SigmaAldrichEnglish
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Potassium hexacyanocobaltate(III) Usage And Synthesis
Chemical Propertiesmoist light yellow crystals
UsesIt is applied in formation of a xerogel via a cyanogel, the gel has potential use in solid-state gas sensors. It is also used as reagent.
Purification MethodsCrystallise it from water to remove traces of HCN. Its solubility in 87-88% EtOH is 1 in 7500 at 20o. [Glemser in Handbook of Preparative Inorganic Chemistry (Ed. Brauer) Academic Press Vol II p 1542 1965.]
Potassium hexacyanocobaltate(III) Preparation Products And Raw materials

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