Question

Write the IUPAC name of the given compound.

$H-\stackrel{H}{\stackrel{|}{\underset{H}{\underset{|}{C}}}}-\stackrel{H}{\stackrel{|}{\underset{OH}{\underset{|}{C}}}}-\stackrel{H}{\stackrel{|}{\underset{H}{\underset{|}{C}}}}-\stackrel{H}{\stackrel{|}{\underset{C{H}_3}{\underset{|}{C}}}}-\stackrel{H}{\stackrel{|}{\underset{H}{\underset{|}{C}}}}-H$

Answer 1

$\begin{array}{ccccccccccccc}& & H& & H& & H& & H& & H& & \\ & & |& & |& & |& & |& & |& & \\ H& -& C& -& C& -& C& -& C& -& C& -& H\\ & & |& & |& & |& & |& & |& & \\ & & H& & OH& & H& & {CH}_3& & H& & \end{array}$

Step -$I$

$\Rightarrow$ Number the longest chain

$\Rightarrow$ Remember to assign leasr number to the functional group.

$\begin{array}{ccccccccccccc}& & H& & H& & H& & H& & H& & \\ & & |& & |& & |& & |& & |& & \\ H& -& C^1& -& C^2& -& C^3& -& C^4& -& C^5& -& H\\ & & |& & |& & |& & |& & |& & \\ & & H& & OH& & H& & {CH}_3& & H& & \end{array}$

Answer: $4-$ methylpent$-2-ol$