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13C nuclear magnetic resonance spectra of some naturally occurring friedelanones |
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| Authors: | A. A. Leslie Gunatilaka N. P. Dhammika Nanayakkara M. Uvais S. Sultanbawa Mohammed I. M. Wazeer |
| Abstract: | 13C NMR spectra of friedelan, friedelan-21-one, friedelan-6-one, friedelane-321-dione, friedelane-3,6-dione and friedelane-3,6,21-trione have been recorded and signals assigned using off-resonance decoupling, inversion recovery and lanthanide induced shift techniques. |
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