depsidone

depsidone

[′dep·sə‚dōn]
(organic chemistry)
One of a class of compounds that consists of esters such as depsides, but are also cyclic ethers.
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References in periodicals archive ?
Except for usnic acid, no cytotoxic effects were observed for the two depsides (atranorin and perlatolic acid) and the alkyl depsidone (physodic acid).
Variolaric acid, a depsidone new to the Physciaceae and Ramalinaceae.
A spirocyclohexadienone, a depsidone and three diphenyl ethers: Keys in the depsidone biosynthetic pathway from a member of the fungus genus Xylaria.
R]) and UV spectra (190-400 nm) of the main peaks with those of reference substances previously isolated from lichens confirmed that the methanol extract of Cetraria islandica contains the depsidone fumarprotocetraric acid ([t.
The in vitro antimicrobial activities of pannarin, a depsidone isolated from lichens, collected in several Southern regions of Chile (including Antarctica), was evaluated alone and in combination with five therapeutically available antibiotics, using checkerboard microdilution assay against methicillin-resistant clinical isolates strains of Staphylococcus aureus.
The salazinic acid (8) a depsidone with lactol ring, was also weakly active against M.
Atrovirisidone B a new prenylated depsidone with cytotoxic property from the roots of Garcinia atroviridis.
lobaric acid (1), a [beta]-orcinol depsidone from Stereocaulon alpinum L.