Q3. Consider the ring closing metathesis (RCM) sequence used for the synthesis of macrocycle E and answer Parts (a) and (b). E F НО. OH G H (a) How could you convert unsaturated ester F into E (two steps are required, give conditions/reagents but not mechanisms)? (b) Disconnect ester F, showing the synthons to lead to equivalents G and H. Give the conditions for the forward synthesis

Organic Chemistry: A Guided Inquiry
2nd Edition
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Andrei Straumanis
Chapter21: Nas: Nucleophilic Aromatic Substitution
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Q3. Consider the ring closing metathesis (RCM) sequence used for the synthesis of macrocycle E and answer
Parts (a) and (b).
E
F
HO
OH
G
H
(a) How could you convert unsaturated ester F into E (two steps are required, give conditions/reagents
but not mechanisms)?
(b) Disconnect ester F, showing the synthons to lead to equivalents G and H. Give the conditions for the
forward synthesis
Transcribed Image Text:Q3. Consider the ring closing metathesis (RCM) sequence used for the synthesis of macrocycle E and answer Parts (a) and (b). E F HO OH G H (a) How could you convert unsaturated ester F into E (two steps are required, give conditions/reagents but not mechanisms)? (b) Disconnect ester F, showing the synthons to lead to equivalents G and H. Give the conditions for the forward synthesis
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