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A novel Pd-catalyzed tandem reaction involving hydroalkynylation,isomerization.Diels-Alder cycloaddition and aromatization reaction to produce phthalan derivatives in moderate yields is reported.The reaction is atom economical and occurs in a highly ordered fashion.The reaction mechanism is discussed.
A novel Pd-catalyzed tandem reaction involving hydroalkynylation, isomerization. Diels-Alder cycloaddition and aromatization reaction to produce phthalan derivatives in moderate yields is reported. The reaction is atom economical and occurs in a highly ordered fashion. The reaction mechanism is discussed.