Natural acetylenes. Part XLVIII. Absolute configurations of a C7 diynol, a C9 diynetriol, and a C9 dihydroxy-diynone from fungal cultures
Abstract
The (3S)-configuration has been assigned to EtCH(OH)·[CC]2H from Gymnopilus spectabilis and the (2R,7S)-and (2R)-configurations respectively to EtCH(OH)·[CC]2·CH(OH)·CH2·OH and EtCO·[CC]2·CH(OH)·CH2·OH from Clitocybe rhizophora cultures.