Studies on the Constituents of Achyranthis Radix. VII. : The Insect-Moulting Substances in Achyranthes and Cyathula Genera"Supplement"

Abstract

Ecdysterone (I) and inokosterone (II) were isolated and identified from the terrestrial portion of Achyranthes fauriei, whole herb of A. japonica, root of A. bidentata (crude drug of Chinese origin) and its Japanese cultivated species (Hitachi Goshitsu), root of Formosan A. rubrofusca, and whole herb of Formosan A. longifolia. Only I was isolated from the terrestrial portion of Formosan A. obtusifolia and whole herb of Formosan Cyathula Prostrata.