Looking for classes? Ksquare Career Institute, Bengaluru →
The IUPAC name of the compound 
is ________.
is ________.Explanation
CHO gets C1; then the keto group at C3 and C=C at C4.
Detailed Solution
Aldehydes get higher priority over ketones and alkenes in numbering of the principal carbon chain.
$\therefore$ The name is 3-keto-2-methylhex-4-enal (3-oxo-2-methylhex-4-enal).