MilliporeSigma
All Photos(7)

441902

Sigma-Aldrich

Cesium carbonate

ReagentPlus®, 99%

Synonym(s):
Carbonic acid dicesium
Linear Formula:
Cs2CO3
CAS Number:
Molecular Weight:
325.82
Beilstein:
4546405
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

product line

ReagentPlus®

Assay

99%

form

powder and chunks

mp

610 °C (dec.) (lit.)

SMILES string

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

InChI

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

InChI key

FJDQFPXHSGXQBY-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

Related Categories

Compare Similar Items

View Full Comparison

1 of 4

This Item
2893291548167289833
Cesium carbonate ReagentPlus®, 99%

Sigma-Aldrich

441902

Cesium carbonate

Cesium chloride ReagentPlus®, 99.9%

Sigma-Aldrich

289329

Cesium chloride

Potassium carbonate United States Pharmacopeia (USP) Reference Standard

USP

1548167

Potassium carbonate

Strontium carbonate ≥98%

Sigma-Aldrich

289833

Strontium carbonate

assay

99%

assay

99.9%

assay

-

assay

≥98%

form

powder and chunks

form

crystals, chunks or beads

form

-

form

powder

mp

610 °C (dec.) (lit.)

mp

645 °C (lit.)

mp

891 °C (lit.)

mp

-

Quality Level

200

Quality Level

200

Quality Level

-

Quality Level

200

product line

ReagentPlus®

product line

ReagentPlus®

product line

-

product line

-

General description

Cesium carbonate is a powerful inorganic base widely used in organic synthesis. It is a potential chemoselective catalyst for the reduction of aldehydes and ketones to alcohols. It is employed as base for the Heck coupling reaction of 4-trifluoromethyl-1-chlorobenzene and aryl chlorides.

Application

Cesium carbonate can be used as a base in C-C and C-N cross-coupling reactions such as Suzuki−Miyaura, Heck, and Buchwald-Hartwig amination reactions. It is also used as a base in alkylation reactions.
Promotes the efficient O-alkylation of alcohols to form mixed alkyl carbonates.

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

Pictograms

CorrosionHealth hazard

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

More Documents

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service