CAS Registry Number

CAS 563-80-4 — 3-Methyl-2-butanone

3-Methyl-2-butanone (also called methyl isobutyl ketone, or MIBK) is an organic solvent widely used in industrial coatings, adhesives, and as a cleaning agent for oils, fats, and resins. It is also employed in the extraction of natural products and as a solvent in the manufacture of pharmaceuticals and pesticides. This chemical has a CAS number of 563-80-4, with the molecular formula (CH3)2CHCOCH3 and a molecular weight of 86.13. It is typically stored at ambient conditions but carries a **Danger** signal word due to its flammability and potential health hazards. Molekula supplies 3-Methyl-2-butanone from research to bulk quantities with full documentation and ISO 9001:2015 traceability.