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BITSAT 2020
Exam
BITSAT
Year
2020
Subject
Chemistry
Chapter
Aldehydes and Ketones

BITSAT 2020 · Chemistry · Aldehydes and Ketones

The alcohol product(s) of the reduction of 2 -methyl-3-pentanone...

The alcohol product(s) of the reduction of 2 -methyl-3-pentanone with LiAlH4\mathrm{LiAlH}_{4} is (are) The alcohol product(s) of the reduction of 2 -methyl-3-pentanone with LiAlH_ 4 is (are)

Options

  1. Aa single enantiomer
  2. Bracemic mixture
  3. Ctwo diastereoisomers
  4. Dtwo structural isomers

Correct answer

B. racemic mixture

Step-by-step solution

The resultingcompound is C3H7CH(OH)C2H5\mathrm{C}_{3} \mathrm{H}_{7} \mathrm{CH}(\mathrm{OH}) \mathrm{C}_{2} \mathrm{H}_{5} which is optically inactive and reaction leads the racemisation
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