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Cesium carbonate

SIAL/20960 - purum p.a., ≥98.0% (T)

Synonym: Carbonic acid dicesium

CAS Number: 534-17-8
Empirical Formula (Hill Notation): CCs2O3
Molecular Weight: 325.82
EC Number: 208-591-9
MDL Number: MFCD00010957
Linear Formula: Cs2CO3
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-20960-10G-F 10 g
$33.00
1/EA
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45-20960-50G-F 50 g
$92.70
1/EA
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45-20960-250G-F 250 g
$198.00
1/EA
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anion traces chloride (Cl-): ≤1000 mg/kg
  sulfate (SO42-): ≤500 mg/kg
assay ≥98.0% (T)
cation traces Ca: ≤50 mg/kg
  Cd: ≤50 mg/kg
  Co: ≤50 mg/kg
  Cu: ≤50 mg/kg
  Fe: ≤50 mg/kg
  K: ≤200 mg/kg
  Na: ≤250 mg/kg
  Ni: ≤50 mg/kg
  Pb: ≤50 mg/kg
  Zn: ≤50 mg/kg
grade purum p.a.
InChI 1S/CH2O3.2Cs/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
InChI key FJDQFPXHSGXQBY-UHFFFAOYSA-L
loss ≤2% loss on drying
mp 610 °C (dec.) (lit.)
Quality Level 100 
SMILES string [Cs+].[Cs+].[O-]C([O-])=O
Application: Catalyst for:
aerobic oxidation of primary alcohols
1,4-addition reactions
Reagent for:
Synthesis of phosphazene derivatives
Constrictive binding interactions
Intramolecular C-N cross coupling reactions
Dehydrohalogenative polycondensation
Application: Promotes the efficient O-alkylation of alcohols to form mixed alkyl carbonates.
Other Notes: Used for preparing cesium carboxylates which react with halogenides to give esters and lactones ; Used for an analogous preparation of thio ethers
Purity ≥98.0% (T)
mp 610 °C (dec.) (lit.)
UNSPSC 12352301

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