Ferric ammonium oxalate

Ferric ammonium oxalate
Identifiers
CAS Number	14221-47-7; 13268-42-3 monoammonium ferric dioxalate trihydrate;
3D model (JSmol)	Interactive image;
ChemSpider	24761;
ECHA InfoCard	100.034.612
EC Number	238-090-0;
PubChem CID	26580;
UNII	9437980SQM;
UN number	3077
CompTox Dashboard (EPA)	DTXSID80890522 ;
	InChI InChI=1S/3C2H2O4.Fe.3H3N/c33-1(4)2(5)6;;;;/h3(H,3,4)(H,5,6);;3*1H3/q;;;+3;;;/p-3 Key: UEUDBBQFZIMOQJ-UHFFFAOYSA-K;
	SMILES C(=O)(C(=O)[O-])[O-].C(=O)(C(=O)[O-])[O-].C(=O)(C(=O)[O-])[O-].[NH4+].[NH4+].[NH4+].[Fe+3];
Properties
Chemical formula	C6H12FeN3O6
Molar mass	278.022 g·mol−1
Appearance	Green solid
Solubility in water	Soluble
Solubility in Ethanol	Insoluble
Hazards
Safety data sheet	External MSDS
GHS pictograms
GHS Signal word	Warning
GHS hazard statements	H302, H312, H315, H319, H332, H335
GHS precautionary statements	P261, P264, P270, P271, P280, P301+312, P302+352, P304+312, P304+340, P305+351+338, P312, P321, P322, P330, P332+313, P337+313, P362, P363, P403+233, P405, P501
NFPA 704 (fire diamond)	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

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.

References

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.
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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