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CAS No.: | 10025-93-1 |
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Name: | Uranium(III) chloride. |
Article Data: | 43 |
Molecular Structure: | |
Formula: | Cl3U |
Molecular Weight: | 344.388 |
Synonyms: | Uraniumtrichloride; Uranium(III) chloride |
Density: | 5.51 |
Melting Point: | 842° |
Solubility: | very soluble H2O, evolves H2, solution changes color from purple to green due to oxidation of U+++ [MER06] |
PSA: | 0.00000 |
LogP: | 2.06850 |
uranium(IV) chloride
uranium(III) chloride
Conditions | Yield |
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With zinc redn. of UCl4 by metallic Zn at 450 to 480°C in vacuum;; | 86% |
In neat (no solvent) on sublimation of UCl4, in part dissocn. and forming of UCl3 (not volatile ppte.);; | |
With H redn. by hydrogen; using of absolutely pure H;; |
A
uranium(III) chloride
Conditions | Yield |
---|---|
In tetrahydrofuran Ar atm; 1 equiv. of amalgam, 20°C, 4.5 h; | A n/a B n/a C 85% |
benzocyclooctene
uranium(IV) chloride
A
uranium(III) chloride
B
dibenzouranocene
Conditions | Yield |
---|---|
With potassium In tetrahydrofuran under Ar; to a soln. of benzocyclooctatetraene potassium was added; mixt. stirred for 48 h, added to a soln. of UCl4 and refluxed for 2 days; evapn., washing a residue with hexane, extn. (THF); | A n/a B 20% |
Conditions | Yield |
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In neat (no solvent) at 700°C for 7 days; |
Conditions | Yield |
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in evacuated quartz tube at 1130 K for 1 h;; | |
In neat (no solvent, solid phase) at 800°C for 7 d; | |
In neat (no solvent) fused in evacuated ampule at 860-870°C for 1 h; slowly cooled, elem. anal.; | |
In neat (no solvent) 400°C, several h; heating (615°C); |
Conditions | Yield |
---|---|
In not given equilibrium; | |
In not given equilibrium; |
potassium 6,6-dimethylcyclohexadienide
uranium(IV) chloride
A
uranium(III) chloride
Conditions | Yield |
---|---|
In tetrahydrofuran under Ar; evapn. of solvent, extn. (pentane), pentane evapd. off: (Me2C6H5)2; |
Conditions | Yield |
---|---|
In neat (no solvent) at 250-300°C;; | |
In neat (no solvent) at 250-300°C;; |
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: Ag; Ar atmosphere; heating (sealed tantalum crucible, 1172-1223 K); sublimation; |
uranium(III) chloride
Conditions | Yield |
---|---|
With zinc In hydrogenchloride on redn. of UO2Cl2 by Zn;; not isolated;; | |
With Zn In hydrogenchloride on redn. of UO2Cl2 by Zn;; not isolated;; |