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Identify the method by which Me3CCO2H can be prepared. A. Treating 1 mol of MeCOMe with 2 mole of MeMgI B. Treating 1 mol of MeCO2Me with 3 moles of MeMgI C. Treating 1 mol of MeCHO with 3 moles of MeMgI D. Treating 1 mol of dry ice with 1 mol of Me3CMgI

Identify the method by which Me3CCO2H can be prepared.
A. Treating 1 mol of MeCOMe with 2 mole of MeMgI
B. Treating 1 mol of MeCO2Me with 3 moles of MeMgI
C. Treating 1 mol of MeCHO with 3 moles of MeMgI
D. Treating 1 mol of dry ice with 1 mol of Me3CMgI

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2 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
3 years ago
Dear student

The answer is option d

Regards
Vikas TU
14149 Points
3 years ago

with aldehydes, one mole gives the secondary alcohol.

with ketones , one mole gives the tertiary alcohol

with esters, the first mole adds and the alkoxide leaves giving the ketone which then undergoes a second addition of Grignard to give the tertiary alcohol.

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