… All sarpagine alkaloids contain the polycyclic sarpagan ring system as a structural element.
… The 3-oxygenated sarpagine derivatives, which exist in part in the 2-acylindole form and thus …

… To create your abstract, type over the instructions in the template box … A huge variety of indole
alkaloids are known,… chemistry of indole alkaloids related to macroline 1, sarpagine 2 and …

… at C-3 of the macroline-sarpagine related alkaloids. Methylation of the indole nitrogen with …
formed the E-ring of the macroline type alkaloids in excellent yield. The stereochemistry of the …

… the sarpagine-related macroline and ajmaline indole alkaloids isolated since the year
2000. … Indole alkaloids of the sarpagine/ajmaline/macroline type comprise one of the most …

… Apart from other types of alkaloids, indole, tropane, and … Other indole alkaloids also possess
essential and potent … Marine-derived indole alkaloids are very promising and an active …

… a large number of indole alkaloids [3-5]. Plant alkaloids are biologically active substances
… The reference book [5] notes the isolation of five indole alkaloids of the sarpagine type from …

… -type, β-carboline alkaloids and indole alkaloid glucosides. The reported biological activities
are mainly anticancer, antibacterial, antimalarial, antifungal, antiparasitic, and antiviral, as …

… elucidation of two new monoterpene indole alkaloids (1 and 2) from the bark of T.
macrocarpa Jack, together with five known alkaloid compounds and their antimalarial activities. …

… of indole alkaloids of the corynanthe and sarpagine families, … of a member of the sarpagine
alkaloid family, and it also … alkaloids. We now report the details of these investigations. …

… sarpagine indole alkaloids are the proposed biogenetic precursors of the ajmaline alkaloids
… -alkoxy substituted ajmaline alkaloids. The total synthesis of 12-methoxyajmaline and other …