Question

The $IUPAC$ name of $C{H}_3-CH=CH-C\equiv CH$ is

• A. pent-$3$-en-$1$-yne
• B. pent-$3$-en-$4$-yne
• C. pent-$2$-en-$4$-yne
• D. pent-$2$-en-$3$-yne

Answer 1

Answer: (A)

The $IUPAC$ name of given compound is
$\underset{1}{C}{H}_3-\underset{pent-2-en-4-yne}{\underset{2}{C}H=\underset{3}{C}H-\underset{4}{C}}\equiv \underset{5}{C}-H$