
Synthesis of the hexacyclic triterpene core of the jujuboside saponins via tandem Wolff rearrangement-intramolecular ketene hetero-Diels-Alder reaction
Keywords: فرآورده های طبیعی; Natural products; Total synthesis; Wolff rearrangement; Ketene hetero-Diels-Alder; Tandem reaction;