For the conversion: $M e M g B r \to 2 - Methylpropan - 2 - ol$ in dry ether and then workup, the appropriate reagent used is:

Propanol

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Acetaldehyde

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Acetone

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Ethanol

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Solution

The correct option is C Acetone
Grignard reagent in presence of alcohol(propanol or ethanol) produces alkane by acid-base reaction. The product formed by $M e M g B r$ with acetaldehyde is Butan- $2$ -ol and with acetone, it is $2$ -Methylpropan- $2$ -ol.
Hence, (c) is correct.

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Similar questions

Write the names of reagents and equations for the preparation of the following ether by Williamson's synthesis.
1-propoxypropane

Ethoxybenzene

2-methoxy-2-methylpropane

1-methoxyethane

2

2

2

Write the names of reagents and equations for the preparation of the following ethers by Williamson’s synthesis:

(i) 1-Propoxypropane

(ii) Ethoxybenzene

(iii) 2-Methoxy-2-methylpropane

(iv) 1-Methoxyethane

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