HSC Science (Electronics) 12th Board ExamMaharashtra State Board
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Solution for How Will You Prepare Ethanol, Propan-2-ol and 2-methylpropan-2-ol from Grignard’S Reagent? - HSC Science (Electronics) 12th Board Exam - Chemistry

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Question

How will you prepare ethanol, propan-2-ol and 2-methylpropan-2-ol from Grignard’s reagent?

Solution

a. 1. Methanal reacts with methyl magnesium iodide in presence of dry ether to give an addition compound, which on acid hydrolysis gives ethanol.

2. Ethanal reacts with methyl magnesium iodide in presence of dry ether to give an addition compound, complex which on acid hydrolysis gives propan-2-ol.

3. Propanone reacts with methyl magnesium iodide in presence of dry ether to give an addition compound, which on acid hydrolysis gives 2-methylpropan-2-ol.

 

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APPEARS IN

 2016-2017 (July) (with solutions)
Question 8.2 | 7.00 marks

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Solution How Will You Prepare Ethanol, Propan-2-ol and 2-methylpropan-2-ol from Grignard’S Reagent? Concept: Alcohols - Methods of Preparation.
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