Carboxylic Acids and their Derivatives 2 Question 34

34. ( $\pm$ ) 2-phenylpropanoic acid on treatment with (+) 2-butanol gives $(A)$ and $(B)$. Deduce their structures and also establish stereochemical relation between them.

(2003)

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Solution:

  1. The two stereoisomers of 2-phenyl propanoic acid in the racemic mixture are :

(A)

Here $A$ and $B$ are diastereomers.

$(B)$