methyl isobutyl ketone

American

noun

Chemistry.

a colorless, slightly water-soluble, flammable liquid, C 6 H 1 2 O, having a pleasant odor: used as a solvent for nitrocellulose, gums, resins, fats, waxes, and oils.

methyl isobutyl ketone British

/ -ˌaɪsəʊˈbjuːtaɪl-, -tɪl /

noun

Also called: hexone. a colourless insoluble liquid ketone used as a solvent for organic compounds, esp nitrocellulose; 4-methylpentan-2-one. Formula: (CH 3 ) 2 CHCH 2 COCH 3

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of methyl isobutyl ketone

First recorded in 1885–90

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023