Question

Question 4 [12 marks] Highlight the role of Claisen and aldol reactions in the biosynthesis of natural products by outlining the biosynthesis of acetate-malonate derived orsellinic acid and phloracetophenone. OH O OH CO?H HO Orsellinic acid HO OH Phloroacetophenone [10 marks] Question 5 Outline the biosynthesis of tuberculostearic acid, starting with phospholipid-bounded oleic acid 18:1 (9c). 10 tuberculostearic acid OPL

          Question 4
[12 marks]
Highlight the role of Claisen and aldol reactions in the biosynthesis of natural
products by outlining the biosynthesis of acetate-malonate derived orsellinic acid and
phloracetophenone.
OH O
OH
CO?H
HO
Orsellinic acid
HO
OH
Phloroacetophenone
[10 marks]
Question 5
Outline the biosynthesis of tuberculostearic acid, starting with phospholipid-bounded
oleic acid 18:1 (9c).
10
tuberculostearic acid
OPL

Question 4
[12 marks]
Highlight the role of Claisen and aldol reactions in the biosynthesis of natural
products by outlining the biosynthesis of acetate-malonate derived orsellinic acid and
phloracetophenone.
OH O
OH
CO?H
HO
Orsellinic acid
HO
OH
Phloroacetophenone
[10 marks]
Question 5
Outline the biosynthesis of tuberculostearic acid, starting with phospholipid-bounded
oleic acid 18:1 (9c).
10
tuberculostearic acid
OPL

Added by William C.

Organic Chemistry

Paula Yurkanis Bruice 8th Edition

Chapter 15

Instant Answer

Solved by Expert Nimat P

Step 1

The biosynthesis starts with the condensation of one molecule of acetyl-CoA and three molecules of malonyl-CoA through a Claisen reaction. This reaction is catalyzed by a polyketide synthase (PKS) enzyme complex. The resulting polyketide intermediate undergoes a Show more…

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Question 4 [12 marks] Highlight the role of Claisen and aldol reactions in the biosynthesis of natural products by outlining the biosynthesis of acetate-malonate derived orsellinic acid and phloroacetophenone. Orsellinic acid Phloroacetophenone Question 5 [10 marks] Outline the biosynthesis of tuberculostearic acid, starting with phospholipid-bound oleic acid 18:1(9c). Tuberculostearic acid