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1 markAcid/Base Equilibria

CAPE Chemistry Unit 1 · 2006 · Paper 1 · Question 4(a)(i)

Aspartame, an artificial sweetener, has the structure shown in Figure 2. It is 200 times sweeter than sucrose.

Which of the functional groups present in aspartame would react with ethanol?

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Other parts of this question

  1. 4(a)(ii)Which of the functional groups present in aspartame would react with dilute hydrochloric acid?[2 marks]
  2. 4(a)(iii)Which of the functional groups present in aspartame would react with ethanoyl chloride?[1 mark]
  3. 4(b)Name the OTHER chemical that is required for the reaction with ethanol to occur.[1 mark]
  4. 4(c)(i)Draw the structural formula of B.[1 mark]
  5. 4(c)(ii)State the reagents and conditions required for the conversion of B to C.[2 marks]
  6. 4(c)(iii)State ONE physical property that is characteristic of BOTH Compound C and that obtained in the reaction described in (b) above. Explain your answer.[2 marks]

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