Structural and spectral assignment of th
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Patrícia Rijo; M. Fátima Simões; Benjamín Rodríguez
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Article
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2005
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John Wiley and Sons
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English
⚖ 112 KB
## Abstract Three labdane diterpenoids were isolated from an acetone extract of __Plectranthus ornatus__. Their structures, closely related to that of forskolin, were determined by NMR studies. Unambiguous and complete assignments of the ^1^H and ^13^C NMR chemical shifts for these substances are p