The product (A) of the following reaction is: | vedclass

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(C) The given reactant is a cyclic acetal (specifically a bis-dioxolane derivative) formed from a diketone and ethylene glycol. Acid-catalyzed hydroly

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$CH_3-CH_2-C(=O)-CH_2-C(=O)-CH_3$

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(C) The given reactant is a cyclic acetal (specifically a bis-dioxolane derivative) formed from a diketone and ethylene glycol. Acid-catalyzed hydrolysis $(H_3O^+)$ of cyclic acetals regenerates the parent carbonyl compound and releases the glycol. The structure shows a chain with two dioxolane rings at the $2$nd and $4$th positions relative to the ethyl group at the end. Specifically,the structure corresponds to the protection of $hexane-2,4-dione$. Upon hydrolysis,the two dioxolane rings are converted back into two ketone groups,yielding $CH_3-CH_2-C(=O)-CH_2-C(=O)-CH_3$.

Column-$1$ (Reaction)	Column-$2$ (Product)
$A$. Benzaldehyde + $Zn-Hg/HCl$	$I$. Cyclohexanol
$B$. Benzoyl chloride + $H_2/Pd-BaSO_4$	$II$. Benzyl alcohol
$C$. Cyclohexanone + $NH_2NH_2/KOH$	$III$. Toluene
	$IV$. Benzaldehyde
	$V$. Cyclohexane

The product $(A)$ of the following reaction is:

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