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CAS No.: | 534-17-8 |
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Name: | Cesium carbonate |
Article Data: | 37 |
Cas Database | |
Molecular Structure: | |
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Formula: | Cs2CO3 |
Molecular Weight: | 325.82 |
Synonyms: | Cesium carbonate (Cs2CO3);cesium(+1) cation carbonate;Dicesium carbonate;Carbonic acid dicesium salt; |
EINECS: | 208-591-9 |
Density: | 4.072 g/cm3 |
Melting Point: | 610 °C (dec.)(lit.) |
Boiling Point: | 333.6 °C at 760 mmHg |
Flash Point: | 169.8 °C |
Solubility: | 261 g/100 mL (20 °C) in water |
Appearance: | Colourless crystals or white powder |
Hazard Symbols: |
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Risk Codes: | 68-36/37/38 |
Safety: | 22-24/25-36/37/39-26-27 |
PSA: | 63.19000 |
LogP: | -2.44700 |
B
caesium carbonate
Conditions | Yield |
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In water Nitridotechnetic(VI) acid was added to a soln. of CsOH*H2O in water, shaking and further water addn.;; filtration, ethanol addn. pptd. a yellow powder, centrifugn., ppt. twice resuspended in ethanol, recentrifugn. dried in vacuum; elem. anal.; | A 65% B n/a |
Conditions | Yield |
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In not given a boiling soln. of Cs2SO4 was treated with Ba(OH)2, the forming soln. of BaOH was reduced in volume, crystn. of aq. Cs2CO3, on heating these crystals melt in their hydrate water leaving anhydrous Cs2CO3 back;; | |
In not given a boiling soln. of Cs2SO4 was treated with Ba(OH)2, the forming soln. of BaOH was reduced in volume, crystn. of aq. Cs2CO3, on heating these crystals melt in their hydrate water leaving anhydrous Cs2CO3 back;; |
Conditions | Yield |
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In neat (no solvent, solid phase) byproducts: CO; heating at 350°C for long duration in air and under Ar atm.; XRD; |
Conditions | Yield |
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With hydrogen sulfide; nitric acid In water hydrolysis of 3CsCl * 2SbCl3 by heating; pptn. of Sb with H2S; evapn. of the filtrate with HNO3, calcination with oxalic acid (double amt.); filtration, extn. with ethanol; | |
With H2S; HNO3 In water hydrolysis of 3CsCl * 2SbCl3 by heating; pptn. of Sb with H2S; evapn. of the filtrate with HNO3, calcination with oxalic acid (double amt.); filtration, extn. with ethanol; |
caesium carbonate
Conditions | Yield |
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In neat (no solvent) byproducts: H2O; 3Cs2CO3*10h2O was heated in a stream of H2 or dry air at 98 °C forming Cs2CO3 within 12-15 hours with no formation of intermediates;; | |
In neat (no solvent) byproducts: H2O; 3Cs2CO3*10h2O was heated in a stream of H2 or dry air at 98 °C forming Cs2CO3 within 12-15 hours with no formation of intermediates;; |
Conditions | Yield |
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In neat (no solvent) byproducts: O2; Cs2O4 was heated in presence of CO2 forming Cs2CO3;; | |
In neat (no solvent) dry CO2 reacts with Cs2O4 on weak heating forming caesium carbonate;; |
Conditions | Yield |
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In neat (no solvent) calcination in a Pt-crucible formed pure Cs2CO3;; | |
In neat (no solvent) calcination of caesium oxalate;; | |
In neat (no solvent) calcination of caesium oxalate;; |
Conditions | Yield |
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In neat (no solvent) Kinetics; heating in air up to 600°C under atmospheric pressure and humidity (heating rate 5-10°C/min); thermogravimetric monitoring; |
Conditions | Yield |
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High Pressure; at 100°C - 110°C, pressure of CO2: 1800 - 3000 at for 10 -72 h; |
Conditions | Yield |
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In neat (no solvent) amorphous and platelet Cs2O react vigorously with CO2; |
The Cesium carbonate, with the CAS registry number 534-17-8,is also known as Carbonic acid, cesium salt (1:2). It belongs to the product categories of Cesium SaltsChemical Synthesis;Metal and Ceramic Science. Its EINECS number is 208-591-9. This chemical's molecular formula is Cs2CO3 and molecular weight is 325.82. What's more,Its systematic name is Cesium carbonate .It is a wColourless crystals or white powder which is stable, Very deliquescent and incompatible with strong oxidizing agents,strong acids.
Physical properties about Cesium carbonate are:
(1)ACD/LogP: -0.809; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1.98; (4)ACD/LogD (pH 7.4): -3.77; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 1.00; (8)ACD/KOC (pH 7.4): 1.00; (9)#H bond acceptors: 3; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 0; (12)Flash Point: 169.8 °C; (13)Enthalpy of Vaporization: 63.37 kJ/mol ; (14)Boiling Point: 333.6 °C at 760 mmHg; (15)Vapour Pressure: 2.58E-05 mmHg at 25°C.
You can still convert the following datas into molecular structure:
(1)SMILES:[Cs+].[Cs+].[O-]C([O-])=O;
(2)Std. InChI:InChI=1S/CH2O3.2Cs/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2;
(3)Std. InChIKey:FJDQFPXHSGXQBY-UHFFFAOYSA-L.
The toxicity data of Cesium carbonate are as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
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mouse | LD50 | intraperitoneal | 1gm/kg (1000mg/kg) | VASCULAR: BP ELEVATION NOT CHARACTERIZED IN AUTONOMIC SECTION KIDNEY, URETER, AND BLADDER: PROTEINURIS BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | "Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 244, 1999. |
mouse | LD50 | intravenous | 940mg/kg (940mg/kg) | KIDNEY, URETER, AND BLADDER: PROTEINURIS VASCULAR: BP ELEVATION NOT CHARACTERIZED IN AUTONOMIC SECTION BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | "Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 244, 1999. |
mouse | LD50 | oral | 2170mg/kg (2170mg/kg) | Vestnik Akademii Meditsinskikh Nauk SSSR. Journal of the Academy of Medical Sciences of the USSR. Vol. (8), Pg. 10, 1978. | |
mouse | LD50 | subcutaneous | 2300mg/kg (2300mg/kg) | VASCULAR: BP ELEVATION NOT CHARACTERIZED IN AUTONOMIC SECTION BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD KIDNEY, URETER, AND BLADDER: PROTEINURIS | "Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 244, 1999. |
rat | LD50 | intraperitoneal | 810mg/kg (810mg/kg) | KIDNEY, URETER, AND BLADDER: PROTEINURIS VASCULAR: BP ELEVATION NOT CHARACTERIZED IN AUTONOMIC SECTION BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | "Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 244, 1999. |
rat | LD50 | intravenous | 877mg/kg (877mg/kg) | VASCULAR: BP ELEVATION NOT CHARACTERIZED IN AUTONOMIC SECTION BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD KIDNEY, URETER, AND BLADDER: PROTEINURIS | "Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 244, 1999. |
rat | LD50 | oral | 2333mg/kg (2333mg/kg) | Vestnik Akademii Meditsinskikh Nauk SSSR. Journal of the Academy of Medical Sciences of the USSR. Vol. (8), Pg. 10, 1978. | |
rat | LD50 | subcutaneous | 2200mg/kg (2200mg/kg) | KIDNEY, URETER, AND BLADDER: PROTEINURIS VASCULAR: BP ELEVATION NOT CHARACTERIZED IN AUTONOMIC SECTION BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | "Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 244, 1999. |