Write the IUPAC names of the following structural formulae.
CH3 – CO – CH2 – CH3
Answer:
But-2-one
Explanation: (i)The parent chain consists of four carbon atoms so the prefix used is 'But'
(ii) There is also a presence of ketones group I.e. CO so the suffix used is 'one' and 2 is indicating the position of the ketone group.