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Potassium tert-butoxide, 97%

CAS: 865-47-4 | C4H9KO | 112.213 g/mol

$75.38 - $414.85

Chemical Identifiers

CAS 865-47-4
Molecular Formula C4H9KO
Molecular Weight (g/mol) 112.213
MDL Number MFCD00012162
InChI Key LPNYRYFBWFDTMA-UHFFFAOYSA-N
Synonym potassium tert-butoxide, potassium tert-butanolate, potassium t-butoxide, potassium 2-methylpropan-2-olate, potassium tert-butylate, kotbu, 2-methyl-2-propanol, potassium salt, tert-butoxypotassium, potassium-t-butoxide, t-buok
PubChem CID 23665647
IUPAC Name potassium;2-methylpropan-2-olate
SMILES CC(C)(C)[O-].[K+]
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AAA1394714
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A1394714
25 g
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AAA1394722
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A1394722
100 g
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AAA1394730
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A1394730
250 g
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AAA1394736
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A1394736
500 g
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AAA139470B
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A139470B
1000 g
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Description

Description

Potassium tert-butoxide is used as a strong non-nucleophilic base in organic chemistry. It plays an active role in dehydrohalogenation reactions. It is also useful for greener amidation of esters. It serves as an intermediate in Mizoroki-Heck-type reactions. Furthermore, it is used as an initiator in anionic polymerization of carbazolyl-substituted oxiranes. It catalyzes the reaction of hydrosilanes and heterocyclic compounds to give the silyl derivatives with evolution of hydrogen.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Potassium tert-butoxide is used as a strong non-nucleophilic base in organic chemistry. It plays an active role in dehydrohalogenation reactions. It is also useful for greener amidation of esters. It serves as an intermediate in Mizoroki-Heck-type reactions. Furthermore, it is used as an initiator in anionic polymerization of carbazolyl-substituted oxiranes. It catalyzes the reaction of hydrosilanes and heterocyclic compounds to give the silyl derivatives with evolution of hydrogen.

Solubility
Soluble in hexane, toluene, diethyl ether and terahydrofuran.

Notes
Air and moisture sensitive. Keep the container tightly closed in a dry and well-ventilated place. Incompatible with water, acids, reducing agents, oxygen, alcohols, chlorinated solvents, halogens and ketones.
Specifications

Chemical Identifiers

865-47-4
112.213
LPNYRYFBWFDTMA-UHFFFAOYSA-N
23665647
CC(C)(C)[O-].[K+]
C4H9KO
MFCD00012162
potassium tert-butoxide, potassium tert-butanolate, potassium t-butoxide, potassium 2-methylpropan-2-olate, potassium tert-butylate, kotbu, 2-methyl-2-propanol, potassium salt, tert-butoxypotassium, potassium-t-butoxide, t-buok
potassium;2-methylpropan-2-olate

Specifications

865-47-4
C4H9KO
MFCD00012162
UN3206
Air and moisture sensitive
Soluble in hexane,toluene,diethyl ether and terahydrofuran.
CC(C)(C)[O-].[K+]
112.213
112.22
Potassium tert-butoxide
∼255°C (decomposition)
(CH3)3COK
25 g
3556712
potassium tert-butoxide, potassium tert-butanolate, potassium t-butoxide, potassium 2-methylpropan-2-olate, potassium tert-butylate, kotbu, 2-methyl-2-propanol, potassium salt, tert-butoxypotassium, potassium-t-butoxide, t-buok
LPNYRYFBWFDTMA-UHFFFAOYSA-N
potassium;2-methylpropan-2-olate
23665647
97%
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Safety and Handling

Safety and Handling

GHS H Statement
H228-H251-H314-H318
Flammable solid.
Self-heating: may catch fire.
Causes severe skin burns and eye damage.
Causes serious eye damage.

P210-P235+P410-P240-P241-P260-P264b-P271-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P370+P378q-P501c

H228-H252-H314-H335

DOTInformation : Transport Hazard Class: 4.2; Packing Group: II; Proper Shipping Name: ALKALI METAL ALCOHOLATES, SELF-HEATING, CORROSIVE, N.O.S.

EINECSNumber : 212-740-3

TSCA : Yes

Recommended Storage : Ambient temperatures; Store under Argon

SDS
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RUO – Research Use Only