15
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
(vii) Benzaldehyde to 3-Phenylpropan-1-ol(vi) Bromobenzene to 1-Phenylethanol
(viii) Benazaldehyde to a-Hydroxyphenylacetic acid
(ix) Benzoic acid to m- Nitrobenzyl alcohol
8 16
Describe the following:
(i) Acetylation
(ii) Cannizzaro reaction
(iii) Cross aldol condensation
(iv) Decarboxylation
Rationalised 2023-24
257
Aldehydes, Ketones and Carboxylic Acids
8 17
Complete each synthesis by giving missing starting material, reagent or products
8