2,3,5-trisubstituted-2-cyclopentenones or 2,3-disubstituted-2-cyclopentenones (such as cis-jasmone) are prepared by contacting a 3-chloro-3,4-disubstituted-4-pentene-2-one with a strong base. Methods of preparing the reactants are also disclosed.
2,3,5-三取代-
2-环戊烯酮或2,3-二取代-
2-环戊烯酮(如顺式
茉莉酮)是通过将3-
氯-3,4-二取代-4-
戊烯-2-酮与强碱接触制备而成。还公开了制备反应物的方法。