292788

Kaliummethoxid

95%

• Synonym(e): Kaliummethylat
• Lineare Formel: CH₃OK
• CAS-Nummer: 865-33-8
• Molekulargewicht: 70.13
• Beilstein: 3551544
• EG-Nummer: 212-736-1
• MDL-Nummer: MFCD00012416
• UNSPSC-Code: 12352107
• PubChem Substanz-ID: 24857610
• NACRES: NA.22

Eigenschaften

• Qualitätsniveau: 200
• Assay: 95%
• Form: solid
• SMILES String: [K+].C[O-]
• InChI: 1S/CH3O.K/c1-2;/h1H3;/q-1;+1
• InChIKey: BDAWXSQJJCIFIK-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Potassium methoxide is a basic nucleophile used in the dehalogenation of arylhalides.

Anwendung

Potassium methoxide can be used:

• As a methoxylating agent for methoxylation of bromo- and mesyloxyalkanes in the presence of an ionic liquid [bmim][BF₄].
• As a catalyst for the synthesis of dimethyl carbonate and methyl formate.
• As a catalyst for the transesterification of sunflower oil for the production of biodiesel.

Sicherheitshinweise

• Piktogramme: GHS02,GHS05
• Signalwort: Danger
• H-Sätze: H251,H314
• P-Sätze: P235 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Gefahreneinstufungen: Self-heat. 1 - Skin Corr. 1B
• Zusätzliche Gefahrenhinweise: EUH014
• Lagerklassenschlüssel: 4.2 - Pyrophoric and self-heating hazardous materials
• WGK: WGK 2
• Flammpunkt (°F): 51.8 °F - closed cup
• Flammpunkt (°C): 11 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges