Chapter 21, Problem 4Q

Interpretation Introduction

(a)

Interpretation:

Thepurpose of washing of crude n-butyl bromide with sodium bicarbonate needs to be explained.

Concept Introduction:

The alkyl halide: n-butyl bromide is formed by the reaction of n-butyl alcohol with $\text{HBr}$. The reaction follows the bi-molecular nucleophilic substitution reaction as the transition state is formed as an intermediate.

Interpretation Introduction

(b)

Interpretation:

The reason for the undesirable wash of the crude halide with aqueous sodium hydroxide needs to be explained.

Concept Introduction:

The alkyl halide: n-butyl bromide is formed by the reaction of n-butyl alcohol with $\text{HBr}$. The reaction follows the bi-molecular nucleophilic substitution reaction as the transition state is formed as an intermediate.