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8.14353

Sigma-Aldrich

Potassium hydroxide (powder)

for synthesis

Synonym(s):
Caustic potash, Potassium hydroxide, Potash caustic
Linear Formula:
KOH
CAS Number:
Molecular Weight:
56.11
MDL number:
EC Index Number:
215-181-3

Quality Level

vapor pressure

1 mmHg ( 719 °C)

form

powder

potency

333 mg/kg LD50, oral (Rat)

pH

14 (20 °C, 56 g/L in H2O)

mp

361 °C (lit.)

solubility

1130 g/L

storage temp.

2-30°C

SMILES string

[OH-].[K+]

InChI

1S/K.H2O/h;1H2/q+1;/p-1

InChI key

KWYUFKZDYYNOTN-UHFFFAOYSA-M

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Application

Potassium hydroxide (powder) can be used:
  • In the activation of carbon samples.
  • To synthesize K+ doped ZnO microcrystals applicable in the photocatalytic degradation of organic pollutants.
  • As a base to synthesize the monomer, 4-bromo-N-(4-bromophenyl)-N-(2-(2-(2-methoxyethoxy)ethoxy)ethyl)aniline by the reaction of bis(4-bromophenyl) amine and 1-(2-(2-methoxyethoxy)ethoxy)-2-bromoethane.

Analysis Note

Assay (acidimetric): ≥ 85.0 %
Potassiumcarbonate (K₂CO₃) (acidimetric): ≤ 1.0 %

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

Storage Class Code

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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