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| CAS No.: | 10138-52-0 |
|---|---|
| Name: | Gadolinium chloride(GdCl3) |
| Article Data: | 88 |
| Cas Database | |
| Molecular Structure: | |
|
|
|
| Formula: | Cl3Gd |
| Molecular Weight: | 263.609 |
| Synonyms: | Gadoliniumchloride; Gadolinium trichloride; Gadolinium(III) chloride; NSC 174322 |
| EINECS: | 233-386-6 |
| Density: | 4500 kg m-3 |
| Melting Point: | 602°C-609°C |
| Boiling Point: | 1580°C |
| Flash Point: | N/A |
| Solubility: | Soluble in water |
| Appearance: | white crystalline solid |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 38 |
| Safety: | Poison by intraperitoneal route. A skin and eye irritant. When heated to decomposition it emits very toxic fumes of Cl−. See also CHLORIDES, GADOLINIUM, and RARE EARTHS. |
| Transport Information: | N/A |
| PSA: | 0.00000 |
| LogP: | 2.06850 |
gadolinium(III) chloride
| Conditions | Yield |
|---|---|
| In neat (no solvent, solid phase) byproducts: H2O; Schlenk techniques; heating Gd compd. under vacuum (1E-3 Torr); | 99% |
gadolinium(III) chloride
| Conditions | Yield |
|---|---|
| With HCl; NH4Cl In hydrogenchloride soln. evapd. at 80°C in vac.; residue heated at 1E-3 Torr to 430°C; distn. (1E-5 Torr, Ta vessel); | 90% |
| With hydrogenchloride In hydrogenchloride Gd2O3 dissolved in concd. HCl; soln. evapd., residual chloride purified by high-temperature react. with NH4Cl (J.Kutscher and A.Schneider, Z.Anorg.Allg.Chem., 389 (1972) 157); | |
| In not given | |
| J.F. Desreux, in Lanthanide Probes in Life, Chemical and Earth Science. Theory and Practice, ed. J.-C. G. Buenzli and G.R. Choppin, Elsevier Science Publ. B.V. Amsterdam, 1989, ch. 2, pp. 43-64; |
| Conditions | Yield |
|---|---|
| In hydrogenchloride metal oxide treated with 1:1 hydrochloric acid; soln. filtered, evapd. to dryness, crystals dried in vaccum dessicator over CaCl2; | 85% |
| In water dissolving of Gd2O3 in a slight excess of concd. HCl in doubly distd. water; evapn. of excess HCl; | |
| In neat (no solvent) oxide was treated with concd. HCl; evapd.; residue dissolved in H2O; evapd.; |
| Conditions | Yield |
|---|---|
| With pyrographite In gas byproducts: CO; by chlorination-chem. vapor transport react.; mixt. of Er2O3 and Gd2O3 with carbon and KCl (1:1:6:1 at. ratio) placed in alumina reactor and chlorinated with dry Cl2 (20 cm**3/min) at 800 K for 2 h; gas replace by Ar:Cl2 at 800-1300 K; detn. of separation factor; | A 40.58% B 14.91% |
B
gadolinium(III) chloride
| Conditions | Yield |
|---|---|
| In neat (no solvent) Al2Cl6 prepd. from Al and Cl2; in Duran tube, at 400°C (Cl2); chemical vapour phase transport with Al2Cl6 from 400 to 310°C, 24 h; | A n/a B 14% |
| Conditions | Yield |
|---|---|
| according to Meyer, G., Ax, P., Mater. Res. Bull. 1982, 17, 1447.; | |
| In neat (no solvent) byproducts: NH3, H2O; (Ar); excess of NH4Cl; 520 K for 4 h; removal of excess of NH4Cl at 700 K in vac.; sublimation (1250 K); |
gadolinium(III) chloride
| Conditions | Yield |
|---|---|
| With NH4Cl In neat (no solvent) heating of GdCl3*99H2O in the presence of NH4Cl (Handbuch der preparativen anorganischen Chemie, Herausg. G. Brauer, Studgardt, 1975); | |
| With NH4Cl; chlorine byproducts: H2O; crystalline hydrate mixt. with ammonium chloride dehydration in chlorinestream; |
thionyl chloride
B
gadolinium(III) chloride
| Conditions | Yield |
|---|---|
| In neat (no solvent) | |
| In neat (no solvent) |
| Conditions | Yield |
|---|---|
| In neat (no solvent) absence of moisture; large excess AlCl3, evacuated quartz tube, 573 K; fractional sublimation over 450 to 650 K gradient, removal of residual AlCl3 on heating in Cl2/N2 stream; |
| Conditions | Yield |
|---|---|
| dry box, nitrogen stream; direct chlorination using CCl4; | |
| at 550°C, 15 h; | |
| In neat (no solvent) heating to 825 K in 4 - 5 h, chlorination by isothermal treatment in a stream of CCl4 at 825 K for 5 - 6 h; elem. anal.; |
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IUPAC Name: Trichlorogadolinium
The MF of Trichlorogadolinium (CAS NO.10138-52-0) is Cl3Gd.
The MW of Trichlorogadolinium (CAS NO.10138-52-0) is 263.61.
Synonyms of Trichlorogadolinium (CAS NO.10138-52-0): Gadolinium trichloride ; Gadolinium chloride ; Gadolinium chloride (GdCl3) ; Gadolinium(3+) chloride ; Gadolinium(III) chloride
Product Categories: Inorganics;GadoliniumAnalytical Standards;G-HChemical Synthesis;GStable Isotopes;Alphabetic;Alphabetical Listings;Analytical Standards;Catalysis and Inorganic Chemistry;NMR Reference Standards
Apperance: White to off-white powder
Sensitive: Hygroscopic
Melting Point: 609 °C
Density: 4,52 g/ml
EINECS: 233-386-6
Merck: 14,4326
Trichlorogadolinium (CAS NO.10138-52-0) is used in chemical reagents, organic intermediates, fine chemicals, pharmaceutical research and development.
| 1. | skn-rbt 500 mg MOD | BJPCAL British Journal of Pharmacology and Chemotherapy. 17 (1961),526. | ||
| 2. | eye-rbt 1 mg/1H MLD | BJPCAL British Journal of Pharmacology and Chemotherapy. 17 (1961),526. | ||
| 3. | ipr-mus LD50:378 mg/kg | AEHLAU Archives of Environmental Health. 5 (1962),437. |
Reported in EPA TSCA Inventory.
Poison by intraperitoneal route. A skin and eye irritant. When heated to decomposition it emits very toxic fumes of Cl−. See also CHLORIDES, GADOLINIUM, and RARE EARTHS.Safety information of Trichlorogadolinium (CAS NO.10138-52-0):
Hazard Codes Xi
Risk Statements
38 Irritating to the eyes
Safety Statements
36/37 Irritating to eyes and respiratory system
WGK Germany 3
RTECS ZC0230000
F 10-21
