New bisindole alkaloids from Tabernaemontana corymbosa.
Ten new bisindole alkaloids of the vobasinyl-ibogan type, viz., conodiparines A-F (1-6), conodutarines A and B (7, 8), and cononitarines A and B (9, 10), were obtained from the leaf extract of the Malayan species Tabernaemontana corymbosa. The structures were determined using NMR and MS analysis.
Kam
Toh-Seok
TS
Department of Chemistry, University of Malaya, 50603 Kuala Lumpur, Malaysia. tskam@kimia.um.edu.my
Sim
Kooi-Mow
KM
Pang
Huey-Shen
HS
D026121:Indole Alkaloids / Q000737:chemistry / Q000302:isolation & purification*; D008296:Malaysia; D013058:Mass Spectrometry; D015394:Molecular Structure; D019906:Nuclear Magnetic Resonance, Biomolecular; D018515:Plant Leaves / Q000737:chemistry; D010946:Plants, Medicinal / Q000737:chemistry*; D013237:Stereoisomerism; D030014:Tabernaemontana / Q000737:chemistry*
D026121:Indole Alkaloids