Question

2.​Draw a Newman projection, a wedge-dash structure and a Fischer projection for all four stereoisomers of 2-bromo-3-chlorobutane. The wedge dash structure is given for part a – all you need to do is finish the Newman projection and the Fischer projection.

a.​2R, 3R. On each structure show how you determined where each group goes. (part a only)

b.​2S,3S

c.​2S, 3R

d.​2R, 3S

CH3 Brci CH CH3

Answer 1

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