Three New Diels-Alder Type Adducts from the Roots of Sorocea bonplandii Baillon

  title={Three New Diels-Alder Type Adducts from the Roots of Sorocea bonplandii Baillon},
  author={Irene Messana and Irene Massana and Franco Ferrari and Franco delle Monache and Rosendo Augusto Yunes and Jo{\~a}o B. Calixto and Terezinha Bisognin},
Three new ketalized Diels-Alder type adducts named soroceal (1), sorocein A (2), sorocein B (3), were isolated from the methanolic extract of the roots of Sorocea bonplandii. The structures were assigned on the basis of chemical and spectroscopic evidences 
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