Extracts From The Flowering Plants Of Asteraceae Have Been Used To Produce Medicine Rubber And Pesticides Carisso 1 (17.54 KiB) Viewed 67 times
Extracts From The Flowering Plants Of Asteraceae Have Been Used To Produce Medicine Rubber And Pesticides Carisso 2 (40.21 KiB) Viewed 67 times
Extracts from the flowering plants of Asteraceae have been used to produce medicine, rubber, and pesticides. (+)-Carissone, a compound isolated from such extracts, has been found to have antibacterial properties. During a synthesis of (+)-carissone, a Grignard reaction was used to convert compound 1 into compound 2, as shown below (Org. Lett. 2009, 11,289-292). ? p Oxidation (Section 12.10) s HO CO₂Me HO OH (+)-Carissone 'OH
X Incorrect. Add curved arrow(s) to draw step 3 of the mechanism. CH₂ 20: :0: CH₂ H₂C CH₂ Hint Loss of a leaving group occurs: CH₂ CH₂ HC—O: CH₁
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