sarmentogenin

sar·men·to·gen·in

noun
\sär-ˌmen-tə-ˈjen-ən, ˌsär-mən-ˈtäj-ə-nən\

Definition of SARMENTOGENIN

: a crystalline steroid lactone C₂₃H₃₄O₅ closely related to digitoxigenin, found in several plants of the genus Strophanthus, obtained especially by hydrolysis of sarmentocymarin, and used in a synthesis of cortisone