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CAS No 13782-01-9 , Cobaltate(3-),hexakis(nitrito-kN)-,potassium (1:3), (OC-6-11)-

  • Name: Cobaltate(3-),hexakis(nitrito-kN)-,potassium (1:3), (OC-6-11)-
  • Synonyms: Aureolin;C.I. Pigment Yellow 40; Cobalt yellow; Tripotassium cobaltinitrite; Potassiumhexanitrocobaltate(III) (7CI); Tripotassium hexanitrocobaltate(3-); Cobaltate(3-), hexakis(nitrito-kN)-, tripotassium, (OC-6-11)-(9CI);Cobaltate(3-),hexakis(nitrito-N)-, tripotassium, (OC-6-11)-; Potassium nitrocobaltate(III) (6CI); PigmentYellow 40; Cobaltic potassium nitrite; Cobaltate(3-), hexanitro-, tripotassium (8CI);Tripotassium hexanitrocobaltate(III);Cobaltate(3-),hexakis(nitrito-kN)-,potassium (1:3), (OC-6-11)-;
  • CAS Registry Number:
  • Transport: 2627
  • Flash Point: °C
  • Boiling Point: °Cat760mmHg
  • Density: g/cm3
  • Safety Statements: Low toxicity by an unspecied route. An explosive. When heated to decomposition it emits very toxic fumes of NOx and K2O. See also COBALT COMPOUNDS.
  • Flash Point: °C
  • EINECS: 237-435-2
  • Molecular Weight: 452.26
  • InChI: InChI=1/Co.3K.6HNO2.H2O/c;;;;6*2-1-3;/h;;;;6*(H,2,3);1H2/q+3;3*+1;;;;;;;/p-6
  • Molecular Formula: CoK3N6O12
  • Molecular Structure:CAS No:13782-01-9 Cobaltate(3-),hexakis(nitrito-kN)-,potassium (1:3), (OC-6-11)-

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References of Cobaltate(3-),hexakis(nitrito-kN)-,potassium (1:3), (OC-6-11)-
Title: Cobaltic Potassium Nitrite
CAS Registry Number: 13782-01-9
CAS Name: Hexakis(nitrito-N)cobaltate(3-) tripotassium
Synonyms: potassium hexanitrocobaltate(III); potassium cobaltinitrite; potassium nitrocobaltate(III); cobalt yellow; Fischer's yellow; C.I. Pigment Yellow 40; C.I. 77357
Molecular Formula: CoK3N6O12
Molecular Weight: 452.26
Percent Composition: Co 13.03%, K 25.94%, N 18.58%, O 42.45%
Line Formula: K3Co(NO2)6
Literature References: Incorrectly called "Indian Yellow". Prepd by addition of KNO2 to a solution of a Co salt: Salyer, Sweet, Anal. Chem. 32, 548 (1962).
Properties: Sesquihydrate, yellow, octahedral, cubic crystals. Very slightly sol in water, dil acetic acid. Practically insol in alcohol; dec by mineral acids.
Use: As an oil- and water-color pigment; in painting on glass and porcelain; in coloring rubber; in separation of Co from Ni; in Co analysis.