The IUPAC name of the compound $\mathrm{CH}_3 \mathrm{CH}=\mathrm{CHC} \equiv \mathrm{CH}$ is

The IUPAC name of the compound $\mathrm{CH}_3 \mathrm{CH}=\mathrm{CHC} \equiv \mathrm{CH}$ is
  1. pent-4-yn-2-ene
  2. pent-3-en-1-yne
  3. pent-2-en-4-yne
  4. pent-1-yn-3-ene

Solution

$\stackrel{5}{\mathrm{C}_3}-\stackrel{4}{\mathrm{C}} \mathrm{H}=\stackrel{3}{\mathrm{C}} \mathrm{H}-\stackrel{2}{\mathrm{C}} \equiv \stackrel{1}{\mathrm{C}} \mathrm{H}$ pent-3-en-1-yne

Asked in: NEET 2010 (Mains)

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