Question

How will you bring about the following conversions in not more than two steps?
i. Propanone to Propene                    ii. Benzoic acid to Benzaldehyde
iii. Ethanol to 3-Hydroxybutanal          iv. Benzene to m-Nitroacetophenone
v. Benzaldehyde to Benzophenone    vi. Bromobenzene to 1 nPhenylethanol
vii. Benzaldehyde to 3-Phenylpropan-1-ol  viii. Benzaldehyde to α Hydroxyphenylacetic acid

Answer 1

i. Propanone to Propene:

ii. Benzoic acid to Benzaldehyde:

iii. Ethanol to 3-Hydroxybutanal:

iv. Benzene to m-Nitroacetophenone:

v. Benzaldehyde to Benzophenone:

vi. Bromobenzene to 1-Phenylethanol:

vii. Benzaldehyde to 3-Phenylpropan-1-ol:

viii. Benzaldehyde to α-Hydroxyphenylacetic acid: