Need with part c). you 🙂 Transcribed Image Text: Shown below is an incomplete reaction mechanism for the conversion of A into B catalysed by
DMAP. The reaction occurs via three steps (step 1, step 2 and step 3)
a) For each step add the missing arrows.
b) For structures C and D add the missing charge.
H3CO
H3CO
CH3 A
ÄŒH3
B
step 1
step 3
N(CH3)2
DMAP
H3CO
H3CO
H
H.
ÄŒH3 N.
CH3 N.
step 2
N(CH3)2
N(CH3)2
c) Is this an example of normal or reve
se polarity cata
s?
d) Does DMAP act as a Brønsted or Lewis base?
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