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Natural acetylenes. Part XLIII. Polyacetylenes from cultures of the fungus Fistulina pallida(berk. and rev.)

1974; Linguagem: Inglês

10.1039/p19740001981

2050-8255

Mahtabuddin Ahmed, G. C. Barley, Milton T. W. Hearn, Ewart R. H. Jones, V. Thaller, Judith A. Yates,

Marine Sponges and Natural Products

The new polyacetylenes (2S)-Me[CH2]2·[CC]3·CHCH·CH(OH)·CH2·OH, its glucoside and 3-phenyl-lactate and HO·CH2·CHCH·[CC]2·[CH2]2·CO2H, as well as the known acids HO·CH2·CHCH·[CC]2·[CH2]2·CO2H, HO·CH2·CHCH·[CC]2·[CH2]2·CO2H, and (2R)-PhCH2·CH(OH)·CO2H have been detected in extracts from the culture fluids of F. pallida. The natural C13 diol and its cis-isomer have been synthesised from 2,3-O-isopropylidene-D-glyceraldehyde.