A New Lactone from the Twigs of Cinnamomum cassia
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DOI: 10.1007/s10600-017-1960-0
Abstract: A new lactone, 5R-methyl-3-heptatriacontyl-2(5H)-furanone (1), was isolated from the twigs of Cinnamomum cassia. The structure of the new compound was established on the basis of high-resolution MS, 1D and 2D NMR data. The absolute configuration… read more here.
Keywords: cinnamomum cassia; chemistry; new lactone; lactone twigs ... See more keywords
Isolation and Spectral Studies of a New Lactone Triterpenoid from Lantana camara
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DOI: 10.1007/s10600-019-02719-2
Abstract: A new lactone triterpenoid lantanolide along with four known triterpenoids were isolated from the ether fraction of above-ground parts of Lantana camara L. The chemical structure of the new compound was determined to be 3-oxo-12α,22β,25-trihydroxy-18β-olean-28,13β-olide… read more here.
Keywords: isolation spectral; lactone triterpenoid; lantana camara; new lactone ... See more keywords
New lactone and isocoumarin derivatives from the marine mangrove-derived endophytic fungus Penicillium coffeae MA-314
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DOI: 10.1016/j.phytol.2019.04.018
Abstract: Abstract A new δ-lactone (penicoffeazine A, 1) and two pairs of new isocoumarin derivatives (penicoffrazins B and C, 2 and 3), along with five known isocoumarin derivatives (4−8), were isolated from Penicillium coffeae MA-314, an… read more here.
Keywords: isocoumarin derivatives; endophytic fungus; coffeae 314; new lactone ... See more keywords