Catharanthus alkaloids—XXXIX

Catharanthus alkaloids—XXXIX Catharanthus Alkaloids XXXII: Isolation of Alkaloids from Catharanthus Trichophyllus Roots and Structure Elucidation of Cathaphylline Epiallo-yohimbine derivatives isolated from in vitro hairy-root cultures of Catharanthus trichophyllus Catharanthus Alkaloids. XXXVI. Isolation of Vincaleukoblastine (VLB) and Periformyline From Catharanthus trichophyllus and Pericyclivine From Catharanthus roseus Catharanthus Alkaloids. XXXVI. Isolation of Vincaleukoblastine (VLB) and Periformyline From Catharanthus trichophyllus and Pericyclivine From Catharanthus roseus Dioncophylline C from the roots of Triphyophyllum peltatum, the first 5,1′-coupled dioncophyllaceae alkaloid Dioncophylline B, a naphthylisoquinoline alkaloid with a new coupling type fromTriphyophyllum peltatum Vincarostine A, a novel anti-malarial trimeric monoterpenoid indole alkaloid from Catharanthus roseus Alkaloids ofOxytropis. III. Trichophydine Three new monomeric indole alkaloids from the roots ofCatharanthus roseus