JEE Main Chemistry question

Chemistry Organic Chemistry - Some Basic Principles and Techniques JEE Main

In the reaction CH₃CHO + HCN → CH₃CH(OH)CN --(H₃O⁺)--> CH₃CH(OH)COOH, an asymmetric centre is generated. The acid obtained would be

(A)50% D + 50% L-isomerCorrect
(B)20% D + 80% L-isomer
(C)D-isomer
(D)L-isomer

Answer: (A)

Solution

HCN addition to the planar, achiral carbonyl of acetaldehyde occurs with equal probability from either face in the

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Question ID VK-139174