HARD
AS and A Level
IMPORTANT
Earn 100

Show a sequence of reactions to plan how the following conversions can be made in two or three-step synthesis. Include the conditions required for the reaction. Start by drawing the structural formulae of the initial and final compounds.

  • benzaldehyde to ethyl benzoate

Important Questions on Organic Synthesis

HARD
AS and A Level
IMPORTANT

Show a sequence of reactions to plan how the following conversions can be made in two or three-step synthesis. Include the conditions required for the reaction. Start by drawing the structural formulae of the initial and final compounds.

  • 1-bromo butane to butanoic acid
HARD
AS and A Level
IMPORTANT

Show a sequence of reactions to plan how the following conversions can be made in two or three-step synthesis. Include the conditions required for the reaction. Start by drawing the structural formulae of the initial and final compounds.

  • Butane-2-one to 2-aminobutane
HARD
AS and A Level
IMPORTANT

Name the functional group in the molecule of aspirin.

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MEDIUM
AS and A Level
IMPORTANT

Name the functional group in the molecule of paracetamol.

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HARD
AS and A Level
IMPORTANT
Both the molecules in part aspirin and paracetamol are broken down when refluxed with dilute hydrochloric acid. Write equations for the reactions of aspirin and paracetamol with water.
EASY
AS and A Level
IMPORTANT
Name the type of reaction when aspirin and paracetamol reacts with water.
HARD
AS and A Level
IMPORTANT

Name the organic products from A to D in the below synthetic route.

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HARD
AS and A Level
IMPORTANT
Devise a three-stage synthetic route to convert benzene into benzenediazonium chloride.