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Sigma-Aldrich

Cesium hydrogencarbonate

99.9%

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Synonym(s):
Cesium bicarbonate
Linear Formula:
CsHCO3
CAS Number:
Molecular Weight:
193.92
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

99.9%

form

solid

SMILES string

[Cs+].OC([O-])=O

InChI

1S/CH2O3.Cs/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1

InChI key

ZMCUDHNSHCRDBT-UHFFFAOYSA-M

Related Categories

General description

Cesium hydrogencarbonate is used as a source of bicarbonate ions.

Application

Cesium hydrogencarbonate can be used as a base:
  • In the Ni-catalyzed hydroarylation of unactivated alkenes with arylboronic acids to synthesize arylated alkanes.
  • To synthesize 5-phenylthiazolamines by coupling thiourea with phenylacetones, phenylacetophenones, and β-tetralone in the presence of CBrCl3.
  • In the Pd-catalyzed hydroxycarbonylation of aryl halides.
  • In the regioselective alkylation of 2,4-dihydroxybenzyaldehydes and 2,4-dihydroxyacetophenones using alkyl halides to synthesize 4-alkylated products.
It can also be used as a catalyst for the:
  • Etherification of glycerol to oligomers.
  • Acetylation of primary alcohols and phenols to acetates using acetic anhydride.

Pictograms

Health hazardCorrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Repr. 2 - STOT RE 2 Oral

Target Organs

Kidney,Adrenal gland,Testes

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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