Chapter 11.SE, Problem 48AP

Interpretation Introduction

Interpretation:

The reason has to be explained for formation of racemic mixture of 2-bromooctane when the reaction of NaBr with (R)-2-Bromooctane.

Concept introduction:

S_N2 reaction:

The alcohol is reaction with acids like hydrochloric acid or hydrobromic acid, the bromine atom attacks back side of the carbon atoms in simultaneous manner and which is bearing alcohol group which yield the corresponding product.

Example:

The tosylated compound is reaction with sodium methoxide which undergoes again type of reaction, the methoxide ion attacks the carbon atom through the back side and provides Inverse configuration of methoxy compound. This is shown below,

Given information:

The given compound is shown below,