1.

How can the following conversions be carried out ? (i) Ethanol to Acetone (ii) Benzene to Acetophenone (iii) Benzoic acid to Benzaldehyde.

Answer»

SOLUTION :(i) Ethanl to Acetone:
`underset("Ethanol")(CH_(3)CH_(2)OH) overset([O])underset(CrO_(3)" or " PCC) to CH_(3)CHO overset(CH_(3)MGBR)to CH_(3) - overset(CH_(3))overset(|)CH-OMgBr overset(H_(2)O)to underset("2-propanol")(CH_(3)-overset(CH_(3))overset(|)CH-OH) overset(CrO_(3)) to CH_(3) -underset("Acetone")(CO)-CH_(3)`
(II) Benzene to Acetophenone:

(iii) Benzoic acid to benzaldehyde:


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