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| CAS No.: | 10042-88-3 |
|---|---|
| Name: | Terbium(III) chloride |
| Molecular Structure: | |
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|
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| Formula: | Cl3Tb |
| Molecular Weight: | 265.284 |
| Synonyms: | NSC 621599;Terbium chloride; Terbium trichloride; Terbium(III) chloride |
| EINECS: | 233-132-4 |
| Density: | 4.35 g/mL at 25 °C(lit.) |
| Melting Point: | 588 °C(lit.) |
| Solubility: | very soluble in water |
| Appearance: | off-white pwdr. |
| Risk Codes: | 36/37/38 |
| Safety: | 26-36/37/39 |
| PSA: | 0.00000 |
| LogP: | 2.06850 |
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- 10042-88-3
terbium(III) chloride
| Conditions | Yield |
|---|---|
| In neat (no solvent, solid phase) byproducts: H2O; Schlenk techniques; heating Tb compd. under vacuum (1E-3 Torr); | 99% |
- 10042-88-3
terbium(III) chloride
| Conditions | Yield |
|---|---|
| In neat (no solvent, solid phase) byproducts: NH4Cl; Tb-contg. compd. was heated slowly (4 h) to 630°C in flowing helium; chem anal.; | 59.6% |
| Conditions | Yield |
|---|---|
| In solid | |
| With hydrogenchloride In not given TbCl3 prepared by ammonium halide method; |
| Conditions | Yield |
|---|---|
| Ar atmosphere; molar ratio NH4Cl/Tb2O3 6:1; | |
| In neat (no solvent) 250°C; distn. (twice) in tantalum crucible under high. vac.; |
- 10042-88-3
terbium(III) chloride
| Conditions | Yield |
|---|---|
| With NH4Cl In neat (no solvent) heating of TbCl3*99H2O in the presence of NH4Cl (Handbuch der preparativen anorganischen Chemie, Herausg. G. Brauer, Studgardt, 1975); |
| Conditions | Yield |
|---|---|
| In neat (no solvent) chemical transport technique, according to: G. N. Papatheodorou, G. H. Kucera, Inorg. Chem. 18 (1979) 385; AlCl3 prepd. in situ; 1 atm of Cl2, temp. gradient 500 to 400°C; |
| Conditions | Yield |
|---|---|
| In water dissoln. (60 s); not isolated; calorimetric measurements; |
| 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; |
| Conditions | Yield |
|---|---|
| In neat (no solvent) heating to 800 K in 4 - 5 h, chlorination by isothermal treatment in a stream of CCl4 at 800 K for 5 - 6 h; elem. anal.; |
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Chemistry
IUPAC Name: Trichloroterbium
Synonyms: Terbium chloride ; Terbium (III) chloride hexahydrate ; Terbium chloride (TbCl3) ; Terbium trichloride
Product Categories: Inorganics;Catalysis and Inorganic Chemistry;Chemical Synthesis;Crystal Grade Inorganics;Salts;Terbium Salts;TerbiumMetal and Ceramic Science
CAS NO: 10042-88-3
Molecular Formula of Terbium chloride (CAS NO.10042-88-3): Cl3Tb
Molecular Weight of Terbium chloride (CAS NO.10042-88-3) : 265.28
Molecular Structure of Terbium chloride (CAS NO.10042-88-3) : 
EINECS: 233-132-4
Enthalpy of Vaporization: 16.15 kJ/mol
Vapour Pressure: 33900 mmHg at 25°C
Melting point: 588 °C(lit.)
Density 4.35 g/mL at 25 °C(lit.)
Form : powder
Sensitive Hygroscopic
Uses
Terbium Chloride has important role as an activator for green phosphors used in colour TV tubes, is also used in special lasers and as a dopant in solid-state devices.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD | intravenous | > 53054ug/kg (53.054mg/kg) | LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Journal of Toxicology and Environmental Health. Vol. 48, Pg. 81, 1996. |
| mouse | LD50 | intraperitoneal | 332mg/kg (332mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: FOOD INTAKE (ANIMAL) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Archives of Environmental Health. Vol. 5, Pg. 437, 1962. |
| mouse | LD50 | oral | 3631mg/kg (3631mg/kg) | Environmental Quality and Safety, Supplement. Vol. 1, Pg. 1, 1975. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Poison by intraperitoneal route. Moderately toxic by ingestion. An eye and severe skin irritant. When heated to decomposition it emits very toxic fumes of Cl−. See also TERBIUM, CHLORIDES, and RARE EARTHS.
Risk Statements 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
WGK Germany 2
RTECS WY9100000