a) Reactions I and II below concern crossed condensation reaction. (1) Ha CO2CH3 OH ? "Ho H CH3CH20 (11) H30 CO Et D) He
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a) Reactions I and II below concern crossed condensation reaction. (1) Ha CO2CH3 OH ? "Ho H CH3CH20 (11) H30 CO Et D) He
statement (1 mark) ii) Draw the expected product of reaction (1) and starting esters of reaction (II). (3 marks) ii) Name reactions (1) and (II). (1 mark) b) Propose acyclic precursors for the product given below and write the mechanism via a Dieckmann cyclization OEt (11 marks)
a) Reactions I and II below concern crossed condensation reaction. (1) Ha CO2CH3 OH ? "Ho H CH3CH20 (11) H30 CO Et D) He is less acidic than H, in reaction (1). Give reason to the