Uranyl acetate

Uranyl acetate
	; Hydrated crystal structure
Names
	IUPAC name Uranium bis((acetato)-O)dioxo-dihydrate
	Other names Uranyl ethanoate; Uranyl acetate dihydrate
Identifiers
CAS Number	(anhydrous): 541-09-3 ; (dihydrate): 6159-44-0 ;
3D model (JSmol)	(anhydrous) ionic form (anhydrate): Interactive image; (dihydrate): Interactive image; coordination dimer (hydrate): Interactive image; coordination dimer (anhydrous): Interactive image;
ChemSpider	(anhydrous): 10468551; (dihydrate): 11567664;
ECHA InfoCard	100.007.971
EC Number	(anhydrous): 208-767-5;
PubChem CID	(anhydrous): 10915;
UNII	(anhydrous): 285PN2K1AO ; (dihydrate): KJF3TEU4G6 ;
CompTox Dashboard (EPA)	(anhydrous): DTXSID3060243 ;
	InChI (anhydrous): InChI=1S/2C2H4O2.2O.U/c21-2(3)4;;;/h21H3,(H,3,4);;; Key: IXSMFXMQHOBORU-UHFFFAOYSA-N; (dihydrate): InChI=1S/2C2H4O2.2H2O.2O.U/c21-2(3)4;;;;;/h21H3,(H,3,4);2*1H2;;;/q;;;;;;+2/p-2 Key: VVAHPLNXWRLLIG-UHFFFAOYSA-L;
	SMILES (anhydrous) ionic form (anhydrate): O=C(C)[O-].[O+]#[U]#[O+].O=C(C)[O-]; (dihydrate): CC(=O)[O-].CC(=O)[O-].O.O.O=[U+2]=O; coordination dimer (hydrate): O0[C-](C)O[U+6]01(=[O-2])(=[O-2])([OH2])O[C-](C)O[U+6]2(O[C-](C)O2)(=[O-2])(=[O-2])([OH2])O[C-](C)O1; coordination dimer (anhydrous): O0[C-](C)O[U+6]01(=[O-2])(=[O-2])O[C-](C)O[U+6]0(O[C-](C)O0)(=[O-2])(=[O-2])O[C-](C)O1;
Properties
Chemical formula	UO2(CH3COO)2 (anhydrous) ; UO2(CH3COO)2·2H2O (dihydrate)
Molar mass	424.146 g/mol (dihydrate)
Appearance	yellow-green crystals (dihydrate)
Density	2.89 g/cm3 (dihydrate)
Melting point	decomposes at 80 °C (dihydrate)
Solubility in water	7-8 g/100 ml
Solubility	slightly soluble in ethanol
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H300, H330, H373, H411
Precautionary statements	P260, P264, P270, P271, P273, P284, P301+P310, P304+P340, P310, P314, P320, P321, P330, P391, P403+P233, P405, P501
Safety data sheet (SDS)	External MSDS
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Uranyl acetate is the acetate salt of uranium oxide, a toxic yellow-green powder useful in certain laboratory tests. Structurally, it is a coordination polymer with formula UO₂(CH₃CO₂)₂(H₂O)·H₂O.

^ Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, FL: CRC Press, pp. 3–566, ISBN 0-8493-0594-2

[hand-1] Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, FL: CRC Press, pp. 3–566, ISBN 0-8493-0594-2

[1]

Names

Hydrated crystal structure
IUPAC name Uranium bis((acetato)-O)dioxo-dihydrate
Other names Uranyl ethanoate; Uranyl acetate dihydrate
Identifiers
CAS Number	(anhydrous): 541-09-3^Y (dihydrate): 6159-44-0^Y
3D model (JSmol)	(anhydrous) ionic form (anhydrate): Interactive image (dihydrate): Interactive image coordination dimer (hydrate): Interactive image coordination dimer (anhydrous): Interactive image
ChemSpider	(anhydrous): 10468551 (dihydrate): 11567664
ECHA InfoCard	100.007.971
EC Number	(anhydrous): 208-767-5
PubChem CID	(anhydrous): 10915
UNII	(anhydrous): 285PN2K1AO^Y (dihydrate): KJF3TEU4G6^Y
CompTox Dashboard (EPA)	(anhydrous): DTXSID3060243
InChI (anhydrous): InChI=1S/2C2H4O2.2O.U/c21-2(3)4;;;/h21H3,(H,3,4);;; Key: IXSMFXMQHOBORU-UHFFFAOYSA-N (dihydrate): InChI=1S/2C2H4O2.2H2O.2O.U/c21-2(3)4;;;;;/h21H3,(H,3,4);2*1H2;;;/q;;;;;;+2/p-2 Key: VVAHPLNXWRLLIG-UHFFFAOYSA-L
SMILES (anhydrous) ionic form (anhydrate): O=C(C)[O-].[O+]#[U]#[O+].O=C(C)[O-] (dihydrate): CC(=O)[O-].CC(=O)[O-].O.O.O=[U+2]=O coordination dimer (hydrate): O0[C-](C)O[U+6]01(=[O-2])(=[O-2])([OH2])O[C-](C)O[U+6]2(O[C-](C)O2)(=[O-2])(=[O-2])([OH2])O[C-](C)O1 coordination dimer (anhydrous): O0[C-](C)O[U+6]01(=[O-2])(=[O-2])O[C-](C)O[U+6]0(O[C-](C)O0)(=[O-2])(=[O-2])O[C-](C)O1
Properties
Chemical formula	UO₂(CH₃COO)₂ (anhydrous) UO₂(CH₃COO)₂·2H₂O (dihydrate)
Molar mass	424.146 g/mol (dihydrate)
Appearance	yellow-green crystals (dihydrate)
Density	2.89 g/cm³ (dihydrate)
Melting point	decomposes at 80 °C (dihydrate)
Solubility in water	7-8 g/100 ml
Solubility	slightly soluble in ethanol^[1]
Hazards
GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H300, H330, H373, H411
Precautionary statements	P260, P264, P270, P271, P273, P284, P301+P310, P304+P340, P310, P314, P320, P321, P330, P391, P403+P233, P405, P501
Safety data sheet (SDS)	External MSDS
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is ^YN ?) Infobox references

Uranyl acetate

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