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CAS 865-33-8

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Potassium methoxide

Description:
Potassium methoxide, with the CAS number 865-33-8, is an inorganic compound that serves as a strong base and a nucleophile in various chemical reactions. It is the potassium salt of methanol and is typically encountered as a white to off-white solid or as a solution in methanol. This compound is highly soluble in polar solvents, particularly alcohols, and is known for its hygroscopic nature, meaning it can absorb moisture from the air. Potassium methoxide is commonly used in organic synthesis, particularly in the production of esters and in the deprotonation of weak acids. It can also facilitate nucleophilic substitution reactions due to its strong basicity. However, it is important to handle potassium methoxide with care, as it can react vigorously with water and acids, releasing methanol and potentially generating heat. Proper safety precautions, including the use of personal protective equipment, are essential when working with this compound in a laboratory setting.
Formula:CH4O·K
InChI:InChI=1S/CH4O.K/c1-2;/h2H,1H3;
InChI key:InChIKey=VXJPCEOTZNHHOA-UHFFFAOYSA-N
SMILES:CO.[K]
Synonyms:
  • Feldalat KM
  • Kalium-Methylat
  • Kaliummethanolat
  • Metanolato De Potasio
  • Methanol, potassium salt (1:1)
  • Methanolate de potassium
  • Methoxide, Potassium
  • Methoxypotassium
  • Potassium Methanolate
  • Potassium methoxide
  • See more synonyms
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