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Merck
CN

60098

Potassium tert-butoxide

greener alternative

≥97.0% (T)

Synonym(s):

Potassium tert-butylate, Potassium t-butoxide

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About This Item

Linear Formula:
(CH3)3COK
CAS Number:
865-47-4
Molecular Weight:
112.21
EC Number:
212-740-3
UNSPSC Code:
12352000
PubChem Substance ID:
24881790
Beilstein/REAXYS Number:
3556712
MDL number:
MFCD00012162

Key Documents

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InChI key

LPNYRYFBWFDTMA-UHFFFAOYSA-N

InChI

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

SMILES string

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

vapor pressure

1 mmHg ( 220 °C)

assay

≥97.0% (T)

greener alternative product characteristics

Catalysis
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sustainability

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impurities

≤2% K2(CO)3 and KOH

mp

256-258 °C (dec.) (lit.)

greener alternative category

Aligned

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Features and Benefits

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is an environmentally benign and has been enhanced for catalytic efficiency. Click here for more information.

pictograms

FlameCorrosion
GHS02,GHS05

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Flam. Sol. 1 - Self-heat. 2 - Skin Corr. 1A

supp_hazards

EUH014

Storage Class

4.2 - Pyrophoric and self-heating hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
BCBH3948V
BCBG4412V
BCBJ4790V
BCBF8518V
BCBD8335V

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E Crespo-Corral et al.
Journal of chromatography. A, 1209(1-2), 22-28 (2008-10-01)
The usefulness of the potassium tert-butoxide/dimethyl sulphoxide/ethyl iodide reaction with carbamate and phenylurea herbicides, and its application to phenoxy acids as a way to prevent hazards and toxicity of the sodium hydride/dimethyl sulphoxide/methyl iodide reaction was studied. Using factorial design
Wei Liu et al.
Chemical communications (Cambridge, England), 49(29), 2983-2985 (2013-03-07)
Simple and cheap alcohols can promote the direct arylation of unactivated arenes with aryl iodides and bromides in the presence of potassium tert-butoxide. This transition-metal-free aromatic C-H transformation offers a cheap and easy practical way to synthesize biaryls under mild
Subhadip De et al.
Organic letters, 14(17), 4466-4469 (2012-08-16)
A transition-metal-free intramolecular dehydrohalide coupling via intramolecular homolytic aromatic substitution (HAS) with aryl radicals has been developed in the presence of potassium tert-butoxide and an organic molecule as the catalyst. The methodology has been applied to a concise synthesis of
H Takigami et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 53(11), 43-50 (2006-07-26)
Capacitor oil samples (PCBs > 90%wt) were treated in a bench scale experiment to investigate the destruction of PCBs during chemical destruction processes (a catalytic hydrodechlorination treatment with palladium carbon and additional treatment with potassium tert-butyloxide). Using those results, this
Scott E Denmark et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 12(19), 4954-4963 (2006-05-04)
This paper chronicles the conceptual development, proof of principle experiments, and recent advances in the palladium-catalyzed cross-coupling reactions of the conjugate bases of organosilanols. The discovery that led to the design and refinement of this process represents a classical illustration
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