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Selective catalytic hydrogenation
Concepts tested here
- selective-hydrogenation-enone
All Questions
2016 Phase II 1 question
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The correct structure of the product A formed in the reaction:
Pd/C with 1 atm H₂ reduces C=C, not C=O.
Cyclohex-2-en-1-one $\xrightarrow{H_2\ (1\ atm),\ Pd/C,\ ethanol}$ cyclohexanone
Only the C=C is reduced under these mild conditions; the C=O remains. So A is cyclohexanone.