JEE MAIN - Chemistry (2016 - 10th April Morning Slot - No. 3)
The correct statement about the synthesis of erythritol (C(CH2OH)4) used in the preparation of PETN is :
The synthesis requires four aldol condensations between methanol
and ethanol.
The synthesis requires two aldol condensations and two Cannizzaro
reactions.
The synthesis requires three aldol condensations and one Cannizzaro
reaction.
Alpha hydrogens of ethanol and methanol are involved in this
reaction.
Explanation
The synthesis of erythritol from aldehyde requires three aldol condensation and one Cannizzaro reaction.
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