Potassium 2-methyl-2-propanolate

Basic Information

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CAS Number

865-47-4

Molecular Formula

C4H9KO

Molecular Weight

112.21 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

256-258 °C (dec.)

Boiling Point

275 ºC

Density

0.902 g/mL at 25 °C

Solubility

Soluble in hexane, toluene, diethyl ether and terahydrofuran.

Vapor Pressure

1 mmHg ( 220 °C)

SMILES

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

InChI

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

InChIKey

LPNYRYFBWFDTMA-UHFFFAOYSA-N

LogP

1.21540

Complexity

Safety Information

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GHS Hazard Pictograms

H228

H252

H314

Hazard Statement

H228 Flammable solid
Flammable solids

H252 Self-heating in large quantities; may catch fire
Self-heating substances and mixtures

H314 Causes severe skin burns and eye damage
Skin corrosion/irritation

Hazard Class

Class 8 (4.1) Class 8 (4.1)

Stability

Stable, but reacts violently with water and acids, possibly leading to fire. Incompatible with water, acids, halogenated hydrocarbons, alcohols, strong oxidizing agents, ketones, carbon dioxide.

Sensitiveness

Moisture Sensitive

Synonyms & References

English

KTB
Potassium tert-Butoxide
POTASSIUM t-BUTOXIDE
Potassium tert-butanolate
Potassium tert-butoxide, 1.8 M solution in THF, SpcSeal
Potassium tert-butylate 1M in THF
potassium,2-methylpropan-2-olate
2-methyl-2-propanopotassiumsalt
2-Propanol,2-methyl-,potassiumsalt
Potassium tert-butoxide, 1M solution in tert-butanol, AcroSeal
Potassium tert-butoxide, in isobutanol
Potassium tert-butoxide, in isopropanol
Potassium tert-butoxide, in t-butanol
Potassium tert-butoxide, in tetrahydrofuran
Potassium Tertiary Butoxide
potassium-butoxide
Tert-butylalcohol,potassiumderivative
Potassium tert-butylate
Potassium-2-methylpropan-2-olate solution
potassium 2-methylpropan-2-olate
potassium tert butoxide
potassium-tert-butoxide
2-Methyl-2-propanol, potassium salt
KOtBu
potassium-t-butoxide
t-BuOK
Potassiumtert-butoxide
potassium t-butanolate
VR838VHE0V
potassium 2-methyl-2-propanolate
potassium tertbutoxide

MDL Number

MFCD00012162

Customs Code

29051900

FAQ

What is Potassium 2-methyl-2-propanolate (CAS: 865-47-4)?

Potassium 2-methyl-2-propanolate, also known as potassium tert-butoxide, is an organic potassium compound with the formula C4H10KO2. It is a white solid that is highly reactive and commonly used as a strong base in chemical reactions. This compound is soluble in polar solvents and has a pungent odor. Its structure features a tert-butyl group attached to a potassium oxygenate functional group, making it useful in various synthetic processes.

What are the main uses of Potassium 2-methyl-2-propanolate (CAS: 865-47-4)?

Potassium 2-methyl-2-propanolate is widely used in pharmaceuticals for organic synthesis and as a catalyst. It finds applications in the production of fine chemicals, polymers, and specialty solvents. In research, it serves as a strong base for deprotonation reactions. It is also used in industrial processes for preparing alcohols and esters. Its versatility makes it a key reagent in organic chemistry and chemical manufacturing.

Is Potassium 2-methyl-2-propanolate (CAS: 865-47-4) safe?

Potassium 2-methyl-2-propanolate is toxic and requires careful handling. It is corrosive to skin and eyes, and inhalation can cause respiratory irritation. Safety standards recommend using it in well-ventilated areas and wearing protective gear. Proper storage and handling are essential to prevent exposure and ensure workplace safety. Always follow OSHA and EPA guidelines for safe use.

How should Potassium 2-methyl-2-propanolate (CAS: 865-47-4) be stored?

Potassium 2-methyl-2-propanolate should be stored in a cool, dry, and dark place to maintain stability. It is sensitive to moisture and air, so it must be kept in a sealed container. Storage temperature should be below 25°C, and humidity levels should be controlled. Avoid exposure to light and ensure it is stored away from incompatible materials to prevent degradation or reaction.