Nomenclature
CAS number: 3349-06-2
C
2H
2NiO
4; mol wt 148.73.
C 16.15%, H 1.36%, Ni 39.46%, O 43.03%.
Ni(HCOO)
2.
Description and references
Prepd by reaction of formic acid with Ni:
Johnson, US 2576072 (1951 to Harshaw Chemical); with NiCO3: Bircumshaw, Edwards, J. Chem. Soc. 1950, 1800.
Derivative
Dihydrate.
Properties
Fine, green, monoclinic crystals. Becomes anhydr
on careful heating to 130-140°; decomposes at 180-200° yielding Ni,
CO, CO2, H2, H2O, CH4.
d20.2 2.154. Moderately sol in water. Practically insol in alc, formic acid.Use
Manuf of Ni; prepn of Ni catalysts for organic reactions,
particularly hydrogenation catalysts.