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CAS No 814-89-1 , Cobaltous oxalate

  • Name: Cobaltous oxalate
  • Synonyms: Cobaltous oxalate;Cobaltoxalate (CoC2O4) (6CI);Oxalic acid, cobalt(2+) salt (1:1) (8CI);Ethanedioic acid,cobalt(2+) salt (1:1);
  • CAS Registry Number:
  • Transport: 3282
  • Density: 3.021 g/cm3
  • Safety Statements: 26-36/37/39
  • EINECS: 212-409-3
  • Molecular Weight: 148.97
  • InChI: InChI=1/C2H2O4.Co/c3-1(4)2(5)6;/h(H,3,4)(H,5,6);/q;+2/p-2
  • Risk Statements: 20/21/22
  • Molecular Formula: C2H2CoO4
  • Molecular Structure:CAS No:814-89-1 Cobaltous oxalate

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814-89-1 Cobaltous oxalate

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814-89-1 Cobalt(II) oxalate

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References of Cobaltous oxalate
Title: Cobaltous Oxalate
CAS Registry Number: 814-89-1
Molecular Formula: C2CoO4
Molecular Weight: 146.95
Percent Composition: C 16.35%, Co 40.10%, O 43.55%
Line Formula: CoC2O4
Literature References: Prepn: Robin, Bull. Soc. Chim. Fr. 1953, 1078; Gmelins, Cobalt (8th ed.) 58 (part A) p 355 (1932) and supplement, pp 704-706 (1961). Review: de Bie, Doyen, Cobalt 15, 3-13; 16, 3-15 (1962).
Properties: d425 3.021. Readily absorbs moisture from air to form hydrates.
Density: d425 3.021
 
Derivative Type: Dihydrate
Properties: Light pink microcryst powder or needles. Almost insol in water; slightly sol in acids; almost insol in aq oxalic acid; freely sol in aq ammonia. Dec on heating with aq KOH or Na2CO3 soln.
 
Derivative Type: Tetrahydrate
Properties: Yellowish-pink amorphous powder. Effloresces on exposure to air. Loses water on heating to 100° giving the dihydrate. Very slightly sol in water; slightly sol in acids; readily sol in aq ammonia.
 
Use: Prepn of Co catalysts, Co metal powder for powder-metallurgical applications; stabilizer for HCN; temperature indicator.