plural -s
: either of two isomeric flammable liquid ketones derived from normal pentane:
: the unsymmetrical compound CH3CH2CH2COCH3

called also methyl propyl ketone, 2-pentanone

: the symmetrical compound (C2H5)2CO obtainable from propionic acid

called also diethyl ketone, 3-pentanone, propione

Word History


pentane + -one

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Dictionary Entries Near pentanone

Cite this Entry

“Pentanone.” Dictionary, Merriam-Webster, Accessed 17 Jun. 2024.

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