Which of the following reactants on reaction with conc. NaOH followed by acidification gives following lactone as the main product?
A
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B
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C
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D
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Solution
The correct options are B C Here, (c) undergoes intermolecular Cannizzaro reaction (C.R.) followed by acidification to give lactone. Similarly, (b) also undergoes C.R. followed by acidification to give lactone.