Acetylenes and dichloroanisoles from Psathyrella scobinacea

The Et2O extract from Psathyrella scobinacea culture fluids contained three new acetylenic alcohols: deca-5,7,9-triynol, (-)hepta-4,6-diyne-2,3-diol, and (-)hept-cis 4-en-6-yne-2,3-diol; two known dichloroanisoles: 3,5-dichlo ro-4-methoxybenzaldehyde and 3,5-dichloro-4-methoxybenzyl alcohol; and thre e known acetylenic acids: octa-2,4,6-triynoic acid, dec-trans-2-ene-4,6,8-t riynoic acid and its cis-isomer. (C) 2000 Elsevier Science Ltd. All rights reserved.