A key step in the synthesis of -vetivone, a major constituent of vetiver, a perennial
Chapter 23, Problem 23.63(choose chapter or problem)
A key step in the synthesis of -vetivone, a major constituent of vetiver, a perennial grass found in tropical and subtropical regions of the world, involved the reaction of compound A and dihalide B with two equivalents of LDA to form C. Draw a stepwise mechanism for this reaction. -Vetivone contains a spiro ring systemthat is, two rings that share a single carbon atom. OCH2CH3 CI CI LDA (2 equiv) O + A O OCH2CH3 B C O two steps -vetivone
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