Ferric ammonium oxalate

Ferric ammonium oxalate is the ammonium salt of the anionic trisoxalato coordination complex of iron(III). It is a precursor to iron oxides, diverse coordination polymers, and Prussian Blue.[1][2] The latter behavior is relevant to the manufacture of blueprint paper.

Ferric ammonium oxalate
Identifiers
  • 14221-47-7 13268-42-3 is the commercially available trihydrate
ChemSpider
ECHA InfoCard 100.034.612
Properties
C6H12FeN3O6
Molar mass 278.022 g·mol−1
Appearance Green solid
Soluble
Solubility in Ethanol Insoluble
Hazards
Safety data sheet External MSDS
R-phrases (outdated) 34
S-phrases (outdated) 25, 36/37/39, 45
NFPA 704 (fire diamond)
Flammability code 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g. canola oilHealth code 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g. chloroformReactivity code 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
1
2
0
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

See also

References
  1. Vaucher, Sébastien; Li, Mei; Mann, Stephen (2000). "Synthesis of Prussian Blue Nanoparticles and Nanocrystal Superlattices in Reverse Microemulsions". Angewandte Chemie International Edition. 39 (10): 1793–1796. doi:10.1002/(SICI)1521-3773(20000515)39:10<1793::AID-ANIE1793>3.0.CO;2-Y.
  2. Hussein, Gamal A.M.; Ismail, Hamdy M.; Attyia, Kairy M.E. (1995). "Physicochemical investigation of the decomposition products of ammonium metal carboxylates: Ammonium ferric oxalate hydrate". Journal of Analytical and Applied Pyrolysis. 31: 157–167. doi:10.1016/0165-2370(94)00825-L.


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