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333379

Sigma-Aldrich

Potassium ethoxide

95%

Synonym(s):

Potassium ethanolate, Potassium ethylate

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About This Item

Linear Formula:
KOC2H5
CAS Number:
917-58-8
Molecular Weight:
84.16
EC Number:
213-029-0
MDL number:
MFCD00054277
UNSPSC Code:
12352001
PubChem Substance ID:
24860126
NACRES:
NA.22

Assay

95%

form

powder

SMILES string

[K+].CC[O-]

InChI

1S/C2H5O.K/c1-2-3;/h2H2,1H3;/q-1;+1

InChI key

RPDAUEIUDPHABB-UHFFFAOYSA-N

Related Categories

Application

Potassium ethoxide can be used:
  • As a catalyst for transesterification reactions for the synthesis of biodiesel.
  • To synthesize nitrogen doped carbon nano-sheets to be used as an anode in sodium ion batteries.
  • To promote the arylation reaction of unactivated arenes to synthesize biaryl compounds.
  • As a precursor for the synthesis of thin films of (Na0.5K0.5)NbO3 (NKN) and K3Li2Nb5O15 (KLN).
  • For ethoxylation of p-chloronitrobenzene in the presence of phase transfer catalysts.

Pictograms

FlameCorrosion
GHS02,GHS05

Signal Word

Danger

Hazard Statements

H251,H314

Hazard Classifications

Self-heat. 1 - Skin Corr. 1B

Supplementary Hazards

EUH014

Storage Class Code

4.2 - Pyrophoric and self-heating hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 3: Spontaneously combustible substances and water- reactive materials
Materials containing Organometallic compounds
Hazardous rank I
1st spontaneously combustible materials and water reactive materials

JAN Code

333379-100G:
333379-500G:
333379-5G:
333379-VAR:
333379-BULK:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Fanzhan Zeng et al.
ACS nano, 14(1), 611-619 (2020-01-01)
The rapid development of modern electrical equipment toward miniaturization and high power puts forward stringent requirements to the mechanical reliability, dielectric property, and heat resistance of electrical insulating materials. Simultaneous integration of all these properties for mica-based materials remains unresolved.
Continuous production of ethanol-based biodiesel under subcritical conditions employing trace amount of homogeneous catalysts
Liu J, et al.
Fuel: The Science and Technology of Fuel and Energy, 193, 187-196 (2017)
Fabrication of highly oriented lead-free (Na, K) NbO3 thin films at low temperature by sol-gel process
Tanaka K, et al.
Journal of Crystal Growth, 294(2), 209-213 (2006)
Ethoxylation of p-chloronitrobenzene using phase-transfer catalysts by ultrasound irradiation-A kinetic study
Wang ML and Rajendran V
Ultrasonics Sonochemistry, 14(3), 368-374 (2007)
A novel aqueous solution method for K3Li2Nb5O15 film and powder
Cheng Z, et al.
Journal of Crystal Growth, 307(2), 353-357 (2007)
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