Guaiane sesquiterpenes from the gorgonian Echinogorgia flora collected in the South China Sea
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DOI: 10.1039/d1ra08631f
Abstract: Echinoflorine (1), a new dimethylamino-substituted guaipyridine alkaloid with a novel γ-lactone-cyclohepta[c]pyridine fused skeleton, and three new guaiane sesquiterpene lactones, echinofloranolides A–C (2–4), together with eight known guaiane sesquiterpenes were isolated from the gorgonian Echinogorgia flora… read more here.
Keywords: guaiane sesquiterpenes; flora collected; south china; collected south ... See more keywords
Propolis Components and Biological Activities from Stingless Bees Collected on South Sulawesi, Indonesia
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DOI: 10.4308/hjb.27.1.82
Abstract: Three new compounds, namely sulabiroins A (1) and B (2), and 2',3'-dihydro-3'-hydroxypapuanic acid (3), were isolated from the propolis of stingless bees (Tetragonula aff. biroi) collected on South Sulawesi, Indonesia. In addition, ten known compounds,… read more here.
Keywords: sulawesi indonesia; collected south; biological activities; stingless bees ... See more keywords