Q30 / 160 · WBJEE 2012 · Chemistry

Identify the method by which $\mathrm{Me}_{3} \mathrm{COOH}$ can be prepared.

A
Treating 1 mole of MeCOMe with 2 moles of MeMgI
B
Treating 1 mole of MeCO $_{2}$ Me with 3 moles of MeMgl
C
Treating 1 mole of MeCHO with 3 moles of MeMgl
Correct answer
D
Treating 1 mole of dry ice with 1 mol of $\mathrm{Me}_{3} \mathrm{CMgl}$

Hence, the correct answer is option: 'D'.

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