Which of the following reagents / reactions will convert ' A ' to ' B '?

Which of the following reagents / reactions will convert 'A' to 'B'?

  1. PCC oxidation
  2. Ozonolysis
  3. BH3,H2O2/-OH followed by PCC oxidation
  4. HBr, hydrolysis followed by oxidation by K2Cr2O7.

Solution

First step of the reaction involves hydroboration oxidation and second step involves oxidation of primary alcoholic group by using PCC.

Asked in: JEE Main 2022 (24 Jun Shift 2)

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