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The major product H in the given reaction sequence is :

CH_{3}-CO-CH_{3} \xrightarrow[]{^{\ominus }CN} G \xrightarrow[]{95 \% \; H_{2}SO_{4}} H

Option: 1

Option: 2

Option: 3

Option: 4

Answers (1)


As we learnt ,


Reaction of Aldehydes and Ketones with hydrogen cyanide -

Yields cyanohydrins.

- wherein

R_{2}C=O+HCN\rightarrow R_{2}C(OH)CN



The first step cyanohydrin reaction ,

In the second step the -CN is hydrolysed and then dehydrated on heating in presence of conc. H2SO4.

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