Eric Salinas-Arellano, Araceli Pérez-Vásquez, Isabel Rivero-Cruz, Rafael Torres-Colin, Martín González-Andrade, Manuel Rangel-Grimaldo, Rachel Mata
An infusion prepared from the aerial parts of Salvia amarissima Ortega inhibited the enzyme protein tyrosine phosphatase 1B (PTP-1B) (IC50 ~88 and 33 μg/mL, respectively). Phytochemical analysis of the infusion yielded amarisolide ( 1 ), 5,6,4'-trihydroxy-7,3'-dimethoxyflavone ( 2 ), 6-hydroxyluteolin ( 3 ), rutin ( 4 ), rosmarinic acid ( 5 ), isoquercitrin ( 6 ), pedalitin ( 7 ) and a new neo -clerodane type diterpenoid glucoside, named amarisolide G ( 8a , b ). Compound 8a , b is a new natural product, and 2 - 6 are reported for the first time for the species...
August 1, 2020: Molecules: a Journal of Synthetic Chemistry and Natural Product Chemistry