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| CAS No.: | 7789-40-4 |
|---|---|
| Name: | THALLIUM(I) BROMIDE |
| Molecular Structure: | |
|
|
|
| Formula: | BrTl |
| Molecular Weight: | 284.287 |
| Synonyms: | Thalliumbromide; Thallium bromide (Tl2Br2); Thallium bromide (TlBr), dimer; Thalliummonobromide; Thallium(I) bromide; Thallous bromide |
| Density: | 7.5g/mLat 25°C(lit.) |
| Melting Point: | 460oC |
| Boiling Point: | 815 °C |
| Solubility: | Practically insoluble in water |
| Appearance: | YELLOW POWDER |
| Hazard Symbols: | As for thallium. |
| Risk Codes: | R26/28;R33;R51/53; |
| Safety: | Poison by ingestion and subcutaneous routes. Reacts violently with Na, K. When heated to decomposition it emits very toxic fumes of Br− and Tl. See also BROMIDES and THALLIUM COMPOUNDS. |
| PSA: | 0.00000 |
| LogP: | 0.84560 |
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|---|---|
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- Total:7 Page 1 of 1 1
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Chemistry
Product Name: Thallium bromide (CAS NO.7789-40-4)
Molecular Formula: BrTl
Molecular Weight: 284.29g/mol
Mol File: 7789-40-4.mol
Einecs: 232-163-0
Appearance: Yellow-white crystalline solid
Melting Point: >300 °C(lit.)
Boiling point: 815 °C
Density: 7.5 g/mL at 25 °C(lit.)
Water Solubility: Very slightly soluble
Sensitive: Hygroscopic
Enthalpy of Vaporization: 19.92 kJ/mol
Vapour Pressure: 20200 mmHg at 25°C
H-Bond Donor: 0
H-Bond Acceptor: 0
Product Categories: Catalysis and Inorganic Chemistry; Chemical Synthesis; Crystal Grade Inorganics; Salts; Thallium Salts; ThalliumMetal and Ceramic Science
Uses
Thallium bromide (CAS NO.7789-40-4), a chemical compound, available in an ultra-pure state is a compound semiconductor; used in room temperature X- and gamma-ray detectors and blue sensitive photodetectors; used as a real-time x-ray image sensor; also used as a standard for elemental thallium.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LDLo | oral | 29mg/kg (29mg/kg) | Gekkan Yakuji. Pharmaceuticals Monthly. Vol. 22, Pg. 291, 1980. | |
| mouse | LDLo | subcutaneous | 29mg/kg (29mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. Vol. 2, Pg. 94, 1961. |
| rat | LDLo | oral | 35mg/kg (35mg/kg) | "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 110, 1982. |
Consensus Reports
Thallium and its compounds are on the Community Right-To-Know List. Reported in EPA TSCA Inventory.
Safety Profile
Poison by ingestion and subcutaneous routes. Reacts violently with Na, K. When heated to decomposition it emits very toxic fumes of Br− and Tl. See also BROMIDES and THALLIUM COMPOUNDS.
Safety Information of Thallium bromide (CAS NO.7789-40-4):
Hazard Codes: T+.gif){kind=small}
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Risk Statements: 26/28-33-51/53
26: Very Toxic by inhalation
28: Very Toxic if swallowed
33: Danger of cumulative effects
51: Toxic to aquatic organisms
53: May cause long-term adverse effects in the aquatic environment
Safety Statements: 13-28-45-61
13: Keep away from food, drink and animal feeding stuffs
28: After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer)
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
61: Avoid release to the environment. Refer to special instructions safety data sheet
Standards and Recommendations
OSHA PEL: TWA 0.1 mg(Tl)/m3 (skin)
ACGIH TLV: TWA 0.1 mg(Tl)/m3 (skin)
Specification
Thallium bromide ,its CAS NO. is 7789-40-4,the synonyms is Thallous bromide ; Thallium (ous) bromide ; Thalliam bromide ; Thallium bromide ; Thallium(+1)bromide ; Thallium(i) bromide ; krs 5 ; Thallium bromide .