Dolbier HW Solutions 395

Dolbier HW Solutions 395 - 489 ENOLS AND ENOLATES The...

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The starting materials for the mixed aldol condensation benzaldehyde and propanal are prepared by oxidation of benzyl alcohol and 1-propanol, respectively. ( c ) The cyclohexene ring in this case can be assembled by a Diels Alder reaction. 1,3-Butadiene is one of the given starting materials; the a , b -unsaturated ketone is the mixed aldol condensation product of 4-methylbenzaldehyde and acetophenone. The complete synthetic sequence is a , b -Unsaturated ketones are good dienophiles in Diels Alder reactions. 4-Methylbenzaldehyde
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