Macroline, talpinine, and sarpagine alkaloids from Alstonia penangiana. An NMR-based method for differentiating between A. penangiana and A. macrophylla
Joanne Soon-Yee Yeap, Chun Hoe Tan, Kien‐Thai Yong, Kuan‐Hon Lim, Siew‐Huah Lim, Yun‐Yee Low, Toh‐Seok Kam
Topics & Concepts
OxindoleDiastereomerApocynaceaeIndole testStereochemistryAlkaloidBark (sound)Carbon-13 NMRChemistryTwo-dimensional nuclear magnetic resonance spectroscopyBiologyBotanyOrganic chemistryEcologyCatalysisAlkaloids: synthesis and pharmacologyTraditional and Medicinal Uses of AnnonaceaeChemical synthesis and alkaloids