Sceletorines A and B, two minor novel dimeric alkaloids of Mesembryanthemum tortuosum (synonym Sceletium tortuosum)

Sceletorines A and B, two minor novel dimeric alkaloids of Mesembryanthemum tortuosum (synonym Sceletium tortuosum) The structures of partial racemic Sceletium alkaloid A4 and tortuosamine, pyridine alkaloids from Sceletium tortuosum N. E. Br. NMR structural elucidation of channaine, an unusual alkaloid from Sceletium tortuosum Sceletium alkaloids. VI. Minor alkaloids of S. namaquense and S. strictum Alkaloids of Sceletium species. III. Structures of four new alkaloids from S. strictum Sceletium alkaloids. Part 7. Structure and absolute stereochemistry of (–)-mesembrane and 3′-methoxy-4′-O-methyljoubertiamine, two minor bases from S. namaquense L. Bolus: X-ray analysis of (–)mesembrane hydrochloride monohydrate Sceletium alkaloids. Structures of five new bases from Sceletium namaquense Sceletium alkaloids. Structures of five new bases from Sceletium namaquense The biosynthesis of sceletium alkaloids in sceletium subvelutinum l. bolus The Distribution of Mesembrine Alkaloids in Selected Taxa of the Mesembryanthemaceae and their Modification in the Sceletium Derived ‘Kougoed’