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| CAS No.: | 7787-69-1 |
|---|---|
| Name: | Cesium bromide |
| Article Data: | 37 |
| Molecular Structure: | |
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| Formula: | BrCs |
| Molecular Weight: | 212.809 |
| Synonyms: | Cesiumbromide (8CI);Cesium monobromide;NSC 84269;Cesium bromide (CsBr); |
| EINECS: | 232-130-0 |
| Density: | 4.44 g/mL |
| Melting Point: | 636 °C(lit.) |
| Boiling Point: | 1300 °C |
| Flash Point: | 1300°C |
| Solubility: | water: 3 M at 20 °C, clear, colorless |
| Appearance: | colourless crystals |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36 |
| PSA: | 0.00000 |
| LogP: | -2.99600 |
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Consensus Reports
Reported in EPA TSCA Inventory.
Specification
The Cesium bromide, with the CAS registry number 7787-69-1, is also known as Caesium bromide. It belongs to the product categories of Analytical Reagents for General Use; C-D, Puriss p.a.; Puriss p.a.; Analytical Reagents; Atomic Absorption Spectroscopy (AAS); Digestion Reagents; Pure Salts for Melting Digestions (Trace SELECT) Analytical/Chromatography; Trace Analysis Reagents; Cesium Biochemicals and Reagents; Alphabetical Synthetic Reagents; Biochemicals and Reagents; Density Gradient; Salts of Alkali Metals; Cesium Salts; Cesium Metal and Ceramic Science; Crystal Grade Inorganics; Inorganic Salts; Salts; Synthetic Reagents; Metal Halide. Its EINECS registry number is 232-130-0. This chemical's molecular formula is BrCs and molecular weight is 212.81. What's more, its IUPAC name is the same with its product name. It is an ionic compound of caesium and bromine. This chemical is sometimes used in optics as a beamsplitter component in wide-band spectrophotometers.
Physical properties about Cesium bromide are: (1)ACD/LogP: 0.00; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0; (4)ACD/LogD (pH 7.4): 0; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)#H bond acceptors: 0; (8)#H bond donors: 0; (9)#Freely Rotating Bonds: 0; (10)Polar Surface Area: 0 Å2; (11)Enthalpy of Vaporization: 19.92 kJ/mol; (12)Vapour Pressure: 20200 mmHg at 25 °C.
Preparation of Cesium bromide: this chemical can be prepared by Caesium with Bromine.
2 Cs (s) + Br2 (g) → 2 CsBr (s)
When you are dealing with this chemical, you should be very careful. This chemical is inflammation to the skin, eyes and respiratory system or other mucous membranes. Therefore, you should wear suitable protective clothing. And in case of contacting with eyes, you should rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1) SMILES: [Cs+].[Br-]
(2) InChI: InChI=1S/BrH.Cs/h1H;/q;+1/p-1
(3) InChIKey: LYQFWZFBNBDLEO-UHFFFAOYSA-M
The toxicity data is as follows:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rat | LD50 | intraperitoneal | 1400mg/kg (1400mg/kg) | Archives of Industrial Hygiene and Occupational Medicine. Vol. 1, Pg. 637, 1950. |