Two new monoterpenoid indole alkaloids from Mappianthus iodoides stems.
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DOI: 10.1080/14786419.2021.1928119
Abstract: Two previously unreported monoterpenoid indole alkaloids, 19(20)E-5-carboxymethylvallesiachotamine (1) and 19(20)Z-5-carboxymethylvallesiachotamine (2), along with five known indole alkaloids (3-7) were isolated from Mappianthus iodoides stems. Their structures were characterized by extensive spectroscopic data. Among these isolates,… read more here.
Keywords: two new; mappianthus iodoides; indole alkaloids; iodoides stems ... See more keywords