The following two isomeric ketones were among the 68 compounds isolated from the steam-distilled volatileoil of fresh and air-dried marijuana buds (). Nat. Prod. 1996, 59, 49-51). Propose a separate synthesis foreach of these two compounds using only disubstituted alkenes containing four carbon atoms as startingmaterials.12.75aOf the following, which represents a logical retrosynthesis for target molecule A?MgBrOHMgBrMgBrOHOHMgBr

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Answered: v 12.75a Of the following, which…

v 12.75a Of the following, which represents a logical retrosynthesis for target molecule A? MgBr OH OH + `MgBr MgBr OH OH MgBr

Organic Chemistry

8th Edition

ISBN:9781305580350

Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Chapter17: Carboxylic Acids

Section: Chapter Questions

Problem 17.53P

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Sulfur Functional Groups

Many organic molecules contain sulfur functional groups and have their own importance in chemistry as well as biology. Some of the organic molecules which contain sulfur functional groups and the corresponding sulfur functionality is given below:

Question

The following two isomeric ketones were among the 68 compounds isolated from the steam-distilled volatile
oil of fresh and air-dried marijuana buds (). Nat. Prod. 1996, 59, 49-51). Propose a separate synthesis for
each of these two compounds using only disubstituted alkenes containing four carbon atoms as starting
materials.
12.75a
Of the following, which represents a logical retrosynthesis for target molecule A?
MgBr
OH
MgBr
MgBr
OH
OH
MgBr

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