CH3KO
70.132 g/mol
Industrial ChemicalDanger
Potassium methoxide
CAS865-33-8EC212-736-1
Category
Industrial Chemical
Compound Class
Organometallic
Primary Use
base catalyst for transesterification
Potassium methoxide is a strong base and an alkoxide salt of methanol. It is primarily used as a catalyst for transesterification reactions, notably in the production of biodiesel.
catalyst for transesterificationbiodiesel production
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Lithium methoxide
CAS865-34-9
catalyst and reagent in organic synthesis
StrongSame Parent
Methanol magnesium salt
CAS109-88-6
Methanol magnesium salt reagent
StrongSame Parent
Sodium methoxide
CAS124-41-4
Alkaline catalyst for biodiesel production
StrongSame Parent
Calcium methoxide
CAS2556-53-8
Methanolysis reagent and base catalyst
ReferenceSame Category
Potassium tert-butoxide
CAS865-47-4
Strong base in organic synthesis
ReferenceSame Category
Sodium tert-butoxide
CAS865-48-5
strong base for organic synthesis
ReferenceSame Category
2-hydroxyethyl methacrylate
CAS868-77-9
polymerisation monomer for acrylic resins
ReferenceSame Category
Dimethyl hydrogen phosphite
CAS868-85-9
intermediate for chemical synthesis
Safety Reference
Danger
H251Self-heating; may catch fire
H314Causes severe skin burns and eye damage
H228Flammable solid
H302Harmful if swallowed
H318Causes serious eye damage
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Potassium methoxide (CAS 865-33-8) is 2905.19.
HS code (international, 6-digit)
2905.19
EU CN code (8-digit)
2905 19 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
potassium methanolate
InChIKey
BDAWXSQJJCIFIK-UHFFFAOYSA-N
SMILES
C[O-].[K+]
Synonyms (12)
- FELDALAT KM
- KOMe
- Methanol, potassium salt
- Methoxy potassium
- Potassium methanolate
- Potassium methoxide
- Potassium methylate
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