Merck
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328650

Sigma-Aldrich

Potassium tert-butoxide solution

1.0 M in THF

Synonym(s):
Potassium tert-butylate, Potassium-2-methylpropan-2-olate solution
Linear Formula:
(CH3)3COK
CAS Number:
Molecular Weight:
112.21
Beilstein:
3556712
MDL number:
PubChem Substance ID:
NACRES:
NA.23

form

liquid

Quality Level

reaction suitability

core: potassium

concentration

1.0 M in THF

density

0.902 g/mL at 25 °C

SMILES string

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

InChI

1S/C4H9O.K/c1-4(2,3)5;/h1-3H3;/q-1;+1

InChI key

LPNYRYFBWFDTMA-UHFFFAOYSA-N

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General description

Potassium tert-butoxide solution is a strong non nucleophilic base. It is capable of deprotonating carbon and other Bronsted acids. Reagent solutions in tert-BuOh may be prepared by reacting anhydrous alcohol with potassium in nitrogen atmosphere.

Application

Potassium tert-butoxide is used to prepare 3-potassiooxamethylpyridine catalyst. It is also used as a strong alkoxide base reagent.

Packaging

50, 500 mL in Sure/Seal™
2 L in Sure/Seal™
20 L in steel drum

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Flam. Liq. 2 - Skin Corr. 1A - STOT SE 3 - Water-react 1

Target Organs

Respiratory system

Supplementary Hazards

Storage Class Code

4.3 - Hazardous materials, which set free flammable gases upon contact with water

WGK

WGK 1

Flash Point(F)

-2.2 °F - closed cup

Flash Point(C)

-19 °C - closed cup

Certificate of Analysis

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Certificate of Origin

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

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