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Merck

P5833

Potassium carbonate

BioXtra, ≥99.0%

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About This Item

Linear Formula:
K2CO3
CAS Number:
584-08-7
Molecular Weight:
138.21
UNSPSC Code:
12352302
NACRES:
NA.21
PubChem Substance ID:
329820236
EC Number:
209-529-3
Beilstein/REAXYS Number:
4267587
MDL number:
MFCD00011382
assay:
≥99.0%
form:
powder
solubility:
H2O: 1 M, clear, colorless

Product Name

Potassium carbonate, BioXtra, ≥99.0%

InChI

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

InChI key

BWHMMNNQKKPAPP-UHFFFAOYSA-L

SMILES string

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

product line

BioXtra

assay

≥99.0%

form

powder

impurities

≤0.0005% Phosphorus (P)
≤0.1% Insoluble matter

pH

11-13 (25 °C, 138 g/L)

mp

891 °C (lit.)

solubility

H2O: 1 M, clear, colorless

anion traces

chloride (Cl-): ≤0.005%
sulfate (SO42-): ≤0.02%

cation traces

Al: ≤0.0005%
Ca: ≤0.001%
Cu: ≤0.0005%
Fe: ≤0.0005%
Mg: ≤0.0005%
NH4+: ≤0.05%
Na: ≤0.5%
Pb: ≤0.001%
Zn: ≤0.0005%

Quality Level

200

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Application

Potassium carbonate can be used as a catalyst in the:
  • Markovnikov addition reactions.
  • Suzuki cross-coupling reactions.
It can also be used as a base for the N-arylation of benzamides via C-N coupling reaction.

General description

Potassium carbonate is an inorganic base that is used in the alkylation of phenols and 1,3-dicarbonyl compounds, as well as the generation of sulfur and phosphorus ylides. It is also used to dry organic solvents.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
BCCN7016
BCCN2220
BCCM4048
BCCL6535
BCCD9055

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Potassium Carbonate Promoted C-N Coupling Reaction between Benzamides and Aryl Iodides
Huang F, et al.
Synthesis, 50, 1090-1096 (2018)
Potassium carbonate as a green catalyst for Markovnikov addition of azoles to vinyl acetate in PEG
Kidwai M, et al.
Green Chemistry Letters and Reviews, 6, 63-68 (2013)
Potassium Carbonate
Deshayes K
eEROS (Encyclopedia of Reagents for Organic Synthesis) (2001)
Application of experimental design and multivariate analysis in the on-line reaction monitoring of a Suzuki cross-coupling reaction by Raman spectroscopy and multivariate analysis
Hetemi D, et al.
Vibrational Spectroscopy, 100, 93-98 (2019)
K Y Foo et al.
Bioresource technology, 102(20), 9814-9817 (2011-08-30)
Rice husk (RH), an abundant by-product of rice milling, was used for the preparation of activated carbon (RHAC) via KOH and K(2)CO(3) chemical activation. The activation process was performed at the microwave input power of 600 W for 7 min.
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