Synthesis of 1-Hydroxyyohimbine and Its Novel Skeletal Rearrangement Reaction into Oxindole Derivatives

Synthesis of 1-Hydroxyyohimbine and Its Novel Skeletal Rearrangement Reaction into Oxindole Derivatives 1-Hydroxyyohimbine and Its Derivatives: New Potent a2-Blockers for the Treatment of Erectile Dysfunction <b>Oxidative Transformations of Indole Alkaloids. II. The Preparation of Oxindoles from <b>cis</b>-DE-Yohimbinoid Alkaloids. The Partial Synthesis of Carapanaubine</b> Synthesis and biological studies of yohimbine derivatives on human α2C-adrenergic receptors Perhydroisoquinoline Synthesis: C(20)-Substituted Analogs of Yohimbine-Type Alkaloids Asymmetric α‐Hydroxylation of β‐Indanone Esters and β‐Indanone Amides Catalyzed by C‐2′ Substituted Cinchona Alkaloid Derivatives Synthesis of Isovincadine and 16-Epiisovincadine, Analogs of Vincadine and 16-Epivincadine with a New Rearranged Skeleton, from a Vincadifformine Derivative Three new oxygenated yohimbane-type alkaloids from Ophiorrhiza japonica Rauwolfia Alkaloids. XVII. 3-Epi-α-yohimbine Synthesis and structure-activity relationships of 2-sulfonamido-1,3,4,6,7,11b.alpha.-hexahydro-2H-benzo[a]quinolizines as .alpha.2-adrenoceptor antagonists