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Four new flavonoids (1-4), a new benzyl benzoate derivative (5), five new oxepinones (6-10), and 14 known compounds (11-24) were isolated from the leaf and twig extracts of Desmos cochinchinensis. Their structures were established by spectroscopic methods. The structure of 1 was also confirmed by
Sixteen flavonoids and their derivatives isolated from Desmos spp. were evaluated for inhibition of HIV replication in H9 lymphocyte cells. 2-Methoxy-3-methyl-4,6-dihydroxy-5-(3'-hydroxy)cinnamoylbenzaldehyde (12) and lawinal (6) demonstrated potent anti-HIV activity with EC(50) values of 0.022 and
Desmos cochinchinensis as a folk medicine is used for treatment of malaria in China. Pharmacological studies showed that the petroleum ether extract of the root of the plant exhibited anti-malarial activity. Three flavonoids were isolated from this extract, of which two were identified as lawinal