Claims
- 1. A composition of matter having the formula:
- UO.sub.2 AA'L.sub.n
- n being 0 or 1, wherein A and A' comprise anions whose conjugate acids have boiling points of less than about 200.degree. C. and pK.sub.a values of 4.8 or lower, L comprises a neutral ligand having a boiling point of less than about 190.degree. C. and an equilibrium constant for exchange with tetrahydrofuran ranging from about 10.sup.-3 to 10.sup.3, and A, A' and L combine to satisfy five or six coordination sites of said uranium atom.
- 2. The composition of matter of claim 1 having a vapor pressure of at least about 0.1 mm at a temperature of less than about 150.degree. C.
- 3. The composition of matter of claim 1 wherein A and A' comprise the same anion.
- 4. The composition of matter of claim 1 wherein said anions have an atomic framework having a minimum length corresponding to that of the diketonate unit.
- 5. The composition of matter of claim 1 wherein n equals 1, and L comprises a neutral ligand selected from the group consisting of isopropanol, ethanol, isobutanol, tert-butanol, ethylacetate, n-propanol, methanol, tetrahydrofuran, acetone, dimethylformamide, and dimethylsulfoxide.
- 6. The composition of matter of claim 5 wherein said anion comprises hexafluoroacetylacetonate.
- 7. The composition of matter of claim 1 wherein both A and A' comprise anions which are monovalent.
- 8. The composition of matter of claim 1 wherein both A and A' comprise anions which are polydentate.
- 9. The composition of matter of claim 1 wherein said anions are bidentate.
- 10. The composition of matter of claim 1 wherein n equals 1 and said ligand L is monodentate.
- 11. The composition of matter having the formula:
- UO.sub.2 AL.sub.n
- n being from 0 to 5, wherein A comprises a divalent anion whose conjugate acid has a boiling point of less than about 200.degree. C. and a pK.sub.a value of 4.8 or lower, L comprises a neutral ligand having a boiling point of less than about 190.degree. C. and an equilibrium constant for dissociation substitution compared to that of tetrahydrofuran ranging from about 10.sup.-3 to 10.sup.3, and A and L combine to satisfy five or six coordination site of said uranium atom.
- 12. The composition of matter of claim 11 having a vapor pressure of at least about 0.1 mm at a temperature of less than about 150.degree. C.
- 13. The composition of matter of claim 11 wherein n equals 1, and L comprises a neutral ligand selected from the group consisting of isopropanol, ethanol, isobutanol, tert-butanol, ethylacetate, n-propanol, methanol, tetrahydrofuran, acetone, dimethylformamide, and dimethylsulfoxide.
- 14. The composition of matter of claim 11 wherein n equals 2 and said ligands L are bidentate.
CROSS-REFERENCE TO RELATED APPLICATIONS
This application is a Continuation-In-Part of application Ser. No. 868,450, filed on Jan. 10, 1978, now abandoned which is a continuation of application Ser. No. 751,901, filed on Dec. 17, 1976 also now abandoned.
Non-Patent Literature Citations (2)
Entry |
Casellato et al., Inorg. Chimica Acta, vol. 18, pp. 84 to 86 (1976). |
Subramanian et al., J. Inorg. Nucl. Chem., vol. 33, pp. 3001 to 3009 (1971). |
Continuations (1)
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Number |
Date |
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Parent |
751901 |
Dec 1976 |
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Continuation in Parts (1)
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Number |
Date |
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868450 |
Jan 1978 |
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