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Cesium carbonate

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Name

Cesium carbonate

EINECS 208-591-9
CAS No. 534-17-8 Density 4.072 g/cm3
PSA 63.19000 LogP -2.44700
Solubility 261 g/100 mL (20 °C) in water Melting Point 610 °C (dec.)(lit.)
Formula Cs2CO3 Boiling Point 333.6 °C at 760 mmHg
Molecular Weight 325.82 Flash Point 169.8 °C
Transport Information N/A Appearance Colourless crystals or white powder
Safety 22-24/25-36/37/39-26-27 Risk Codes 68-36/37/38
Molecular Structure Molecular Structure of 534-17-8 (Cesium carbonate) Hazard Symbols HarmfulXn, IrritantXi
Synonyms

Cesium carbonate (Cs2CO3);cesium(+1) cation carbonate;Dicesium carbonate;Carbonic acid dicesium salt;

Article Data 37

Cesium carbonate Synthetic route

nitridotechnetic(VI) acid

cesiumhydroxide monohydrate

A

2Cs(1+)*(Tc2N2O2(OH)4)(2-)=Cs2(Tc2N2O2(OH)4)

B

534-17-8

caesium carbonate

Conditions
ConditionsYield
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

ammonium carbonate

cesium sulfate

barium(II) hydroxide

534-17-8

caesium carbonate

Conditions
ConditionsYield
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;;

caesium uranyl oxalate

A

uranium dioxide

B

534-17-8

caesium carbonate

Conditions
ConditionsYield
In neat (no solvent, solid phase) byproducts: CO; heating at 350°C for long duration in air and under Ar atm.; XRD;

Cs3{Sb2Cl9}

144-62-7

oxalic acid

534-17-8

caesium carbonate

Conditions
ConditionsYield
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;

6Cs(1+)*3CO3(2-)*10H2O=3Cs2CO3*10H2O

534-17-8

caesium carbonate

Conditions
ConditionsYield
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;;

Cs2O4

124-38-9

carbon dioxide

534-17-8

caesium carbonate

Conditions
ConditionsYield
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;;
1068-63-9

cesium oxalate

534-17-8

caesium carbonate

Conditions
ConditionsYield
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;;
3495-36-1

cesium formate

534-17-8

caesium carbonate

Conditions
ConditionsYield
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;

cesium oxide

124-38-9

carbon dioxide

534-17-8

caesium carbonate

Conditions
ConditionsYield
High Pressure; at 100°C - 110°C, pressure of CO2: 1800 - 3000 at for 10 -72 h;

cesium oxide

124-38-9

carbon dioxide

534-17-8

caesium carbonate

Conditions
ConditionsYield
In neat (no solvent) amorphous and platelet Cs2O react vigorously with CO2;

Cesium carbonate Consensus Reports

EPA Genetic Toxicology Program. Reported in EPA TSCA Inventory.

Cesium carbonate Specification

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
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.

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