Guyanin, a novel tetranortriterpenoid. Structure elucidation by 2-D N.M.R. spectroscopy
作者： Helen Jacobs , Frank Ramdayal , William F. Reynolds , Stewart McLean
DOI: 10.1016/S0040-4039(00)84283-5
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摘要: Abstract The structure of guyanin, a new type tetranortriterpenoid isolated from Hortia regia , has been determined by nmr spectroscopy. Indirect shift correlation experiments were crucial for this determination.
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