Ammonium cerium(IV) sulfate

Ammonium cerium(IV) sulfate
Identifiers
CAS Number	10378-47-9 ;
3D model (JSmol)	Interactive image;
ChemSpider	17339565 ;
ECHA InfoCard	100.206.470
PubChem CID	71308344;
CompTox Dashboard (EPA)	DTXSID30897728 ;
	InChI InChI=1S/Ce.4H3N.4H2O4S.2H2O/c;;;;;41-5(2,3)4;;/h;41H3;4(H2,1,2,3,4);21H2/q+4;;;;;;;;;;/p-4 Key: VCNAMBGKEDPVGQ-UHFFFAOYSA-J;
	SMILES [Ce+4].[O-]S(=O)(=O)[O-].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.O.O.[NH4+].[NH4+].[NH4+].[NH4+];
Properties
Chemical formula	H20N4S4O18Ce
Molar mass	632.55 g/mol
Appearance	Orange-colored solid
Melting point	130 °C (266 °F; 403 K)
Solubility in water	soluble in water
Hazards
Main hazards	Irritant
GHS pictograms
GHS Signal word	Warning
GHS hazard statements	H315, H319, H335
GHS precautionary statements	P261, P262, P264, P280, P302+352, P305+351+338, P314, P362, P332+313, P337+313[1]
NFPA 704 (fire diamond)	1 2 OX
Related compounds
Related compounds	Cerium(IV) sulfate
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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	Infobox references

Ammonium cerium(IV) sulfate is an inorganic compound with the formula (NH₄)₄Ce(SO₄)₄^.2 H₂O. It is an orange-colored solid. It is a strong oxidant, the potential for reduction is about +1.44V. Cerium(IV) sulfate is a related compound.

Structure

A crystallographic study shows that the compound contains the Ce₂(SO₄)₈⁸⁻ anion, where the cerium atoms are 9 coordinated by oxygen atoms belonging to sulfate groups, in a distorted tricapped trigonal prism.[2]

References

"Cerium(IV) Ammonium Sulfate Dihydrate". American Elements. Retrieved September 13, 2018.
Shan, Y.; Huang, S. D. (1998). "(NH4)8[Ce2(SO4)8] .4H2O". Acta Crystallographica Section C. 54 (12): 1744–1745. doi:10.1107/S0108270198007057. ISSN 0108-2701.

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[sds-1] "Cerium(IV) Ammonium Sulfate Dihydrate". American Elements. Retrieved September 13, 2018.

[ShanHuang1998-2] Shan, Y.; Huang, S. D. (1998). "(NH4)8[Ce2(SO4)8] .4H2O". Acta Crystallographica Section C. 54 (12): 1744–1745. doi:10.1107/S0108270198007057. ISSN 0108-2701.