Magnetic Resonance in Chemistry · 1989 · 31 citations · 7 references
Natural SciencesBiochemistryChemistryOrganic ChemistryAromatic PlantsPhenolic Compound AnalysisTerpenoid BiosynthesisQuinone ChemistryQuinone MethidesTerpene CompoundsTerpenoid Profiling
Abstract Detailed analysis of the 1 H and 13 C NMR spectra of three natural quinone‐methide triterpenoids, pristimerin, tingenone and 20‐hydroxytingenone, was carried out by the application of two‐dimensional 1 H 1 H and 1 H 13 C shift correlation techniques. Some previous 1 H and 13 C assignments have been revised.
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Structure of pristimerin, a quinonoid triterpene
Ryuhei Harada, Hiroshi Kakisawa, Susumu Kobayashi et al. · Tetrahedron Letters · 1962 · 37 citations
Pharmacy, Biochemistry, Chemistry +10