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In the reaction CH(3)CHO+HCNrarrCH(3...

In the reaction
`CH_(3)CHO+HCNrarrCH_(3)CH(OH)CNoverset(H_(2)O)rarrCH_(3)CH(OH)COOH`
an asymmertic cabron is generated. The acid obtained would be

A

`20% D+ 80% L-`isomer

B

D-isomer

C

L-isomer

D

`50% D + 50% L-`isomer

Text Solution

Verified by Experts

The correct Answer is:
D
`CH_(3)CHO + HCN rarr CH_(3)CHOHCN overset("hydrolysis")rarr underset(D+L"isomer of lactic acid")(CH_(3)CHOHCOOH)`
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In the reaction : CH_3CHO+HCN to CH_3 CH(OH)CN overset(H.OH)to CH_3 CH(OH)COOH an asymmetric centre is generated. This acid obtained would be :

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