Question

how to convert 2 propanone in to 2 methyl 2 propanol​

Answer 1

First treat propanone with Grignard reagent , i.e.

Magnesium Methyl Bromide

CH3CO-CH3 + CH3Mg-Br → CH3-C(CH3)(OMgBr)-CH3

Then , Hydrolysis of the product formed will give

2-methylpropan-2-ol

CH3-C(CH3)(OMgBr)-CH3 → CH3-C(CH3)(OH) +Br-Mg(OH)

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Hope this helps you