CAIE A Level Chemistry 9701 · Nitrogen compounds
Butanamide, , can be prepared from butanoyl chloride and can undergo further reactions.
(a) Describe two methods by which butanamide can be prepared from butanoyl chloride. In each case state the reagent(s) and conditions required.
(b) Describe the reaction of butanamide with (i) excess hot aqueous sodium hydroxide, and (ii) an excess of lithium aluminium hydride (). Name the organic products in each case.
(c) Explain why amides are much weaker bases than amines.
7 marks, so the mark scheme is looking for about 7 separate creditworthy points. Making the same point twice in different words earns it once.
Describe means: Say what happens or what something is like, in order and with detail. You are not being asked why. If there is data, quote it: name the trend, then give figures with units at the points where it changes.
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