NEET levelSingle correct optionDifficulty 1 of 3el221
The drug shown has which pair of oxygen-containing functional groups?
AEster and carboxylic acid
BAmide and phenol
CEther and aldehyde
DKetone and alcohol
Answer: A
The compound shown is aspirin (acetylsalicylic acid). The acetyl group is joined to the ring oxygen through an ester linkage and the ring also carries a free carboxylic acid. It has no amide, phenolic OH, aldehyde or ketone group.