Yttrium oxalate

Yttrium oxalate
Names
	Other names Yttrium(3+) oxalate, Diyttrium trioxalate
Identifiers
CAS Number	867-68-5 ;
3D model (JSmol)	Interactive image;
ChemSpider	144422;
ECHA InfoCard	100.011.607
EC Number	212-767-0;
PubChem CID	164745;
CompTox Dashboard (EPA)	DTXSID401014690;
	InChI InChI=1S/3C2H2O4.H2O.2Y/c33-1(4)2(5)6;;;/h3(H,3,4)(H,5,6);1H2;;/q;;;;2*+3/p-6 Key: NRMHTSMZQQFBRX-UHFFFAOYSA-H;
	SMILES [Y+3].[Y+3].O=C([O-])C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O;
Properties
Chemical formula	Y2(C2O4)3
Molar mass	441.87
Appearance	White crystals
Solubility in water	insoluble
Solubility product (Ksp)	5.1 × 10−30.
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H302, H302+H312, H312
Precautionary statements	P264, P270, P280, P301+P312, P302+P352, P312, P322, P330, P363, P501
Related compounds
Related compounds	Calcium oxalate; Sodium oxalate; Magnesium oxalate; Strontium oxalate; Barium oxalate; Iron(II) oxalate; Iron(III) oxalate; Lithium oxalate; Praseodymium oxalate
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Yttrium oxalate is an inorganic compound, a salt of yttrium and oxalic acid with the chemical formula Y₂(C₂O₄)₃.^[3] The compound does not dissolve in water and forms crystalline hydrates—colorless crystals.^[4]

[1]

[2]

[3]

[4]

formula	name	formula weight	crystal form	space group	unit cell Å	volume Å³	properties	references
NH₄Y(C₂O₄)₂.H₂O	Ammonium yttrium oxalate monohydrate		monoclinic	P2/n	a=9.18 b=6.09 c=7.89 β=90.2 Z=2			^[9]
[C₆N₂H₁₆]_0.5[Y(H₂O)(C₂O₄)₂]·2H₂O		377.1	triclinic	P1	a = 8.229, b = 9.739, c = 9.754, α = 60.74, β = 72.36, γ = 84.67°, Z = 2	648.5	density 1.931	^[10]
[C₅N₂H₁₂][Y(C₂O₄)₂]		365.1	monoclinic	Cc	a = 11.552, b = 17.168, c = 8.719, β = 130.64°, Z = 2	1312.1	density 1.848	^[10]
C₅NH₆Y(C₂O₄)₂•3H₂O	Pyridinium yttrium oxalate trihydrate							^[11]
[Y(H₂O)]Na(C₂O₄)₂.3H₂O	yttrium sodium oxalate tetrahydrate	360.005	monoclinic	Pc	a=8.623 b=8.6310 c=14.896 β=102.848 Z=4	1080.9		^[12]
YK(C₂O₄)₂.4H₂O	Yttrium potassium oxalate tetrahydrate		tetragonal	I4₁/a	Z = 4 a = 11.4612, c = 8.9040	1169.6		^[13]^[14]
Y(H₂O)Cs(C₂O₄)₂	Caesium yttrium oxalate monohydrate		monoclinic	P2/n	a = 8.979, b = 6.2299, c = 8.103, β = 90.05°	453.3		^[15]
RbLn(C₂O₄)₂•3H₂O	Rubidium yttrium oxalate trihydrate							^[16]
[Y(H₂O)]₂(C₂O₄)(CO₃)₂	yttrium oxalate carbonate	421.876	orthorhombic	C222₁	a = 7.8177, b = 14.943, c = 9.4845, Z = 4	1108.0	density 2.526	^[17]

Yttrium oxalate

Properties

References

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