Gold(III) phosphate

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| Auric phosphate

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| Section1 = {{Chembox Identifiers

| 3DMet =

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| CASNo = 1204296-55-8

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| Gmelin =

| InChI = 1S/Au.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+3;/p-3

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| PubChem = 25254913

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| SMILES = [O-]P(=O)([O-])[O-].[Au+3]

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| Section2 = {{Chembox Properties

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| Appearance = Pale yellow solid

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| Density = 5.74 g/cm³

| Formula = AuPO₄

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| MolarMass = 291.94 g/mol

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| MeltingPtC = 450

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| Solubility = Insoluble

| SolubleOther = Insoluble in acetone

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| Section3 = {{Chembox Structure

| Coordination = 4 (Au)

| CrystalStruct = Monoclinic

| MolShape = Square planar (around Au)

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| Section4 = {{Chembox Thermochemistry

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| DeltaHf = -169.8 kJ/mol (predicted)

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Gold(III) phosphate is a chemical compound with the formula AuPO₄. It is a pale yellow solid that is insoluble in water and acetone. It decomposes at 450 °C into gold metal, phosphorus pentoxide, and oxygen.{{cite journal |title=Pd₂P₂O₇ AND AuPO₄ - NEW ANHYDROUS PHOSPHATES OF NOBLE METALS |journal=Phosphorus Research Bulletin |date=2005 |volume=19 |pages=77–82 |doi=10.3363/prb1992.19.0_77 |publisher=Japanese Association of Inorganic Phosphorus Chemistry |language=en|doi-access=free }}