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Sesquiterpenes from the saprotrophic fungus Granulobasidium vellereum (Ellis 82 Cragin) Julich

Publication: Contribution to journalJournal articlepeer-review

Abstract

Twelve sesquiterpenes comprising either the protoilludane or the rare cerapicane carbon skeletons were obtained from the saprotrophic wood decomposing fungus Granulobasidium vellereum; 2a-hydroxycoprinolone (1), 3-hydroxycoprinolone (2), coprinolone dial B (3), granulodiene A (4), granulodiene B (5), granulone A (6), 8-deoxy-4a-hydroxytsugicoline B (7), granulone B (8), demethylgranulone (9), cerapicolene (10), as well as the known compounds radudiol and Delta(6)-coprinolone. The structures were determined using spectroscopic methods and biosynthetic considerations. Granulone A had growth stimulating effect on the total elongation of lettuce. seedlings. None of the isolated compounds showed any antifungal effect. (C) 2014 Elsevier Ltd. All rights reserved.
Original languageEnglish
Pages (from-to)197-204
Number of pages8
JournalPhytochemistry
Volume102
DOIs
Publication statusPublished - 2014

Keywords

  • Granulobasidium vellereum
  • Structural elucidation
  • Sesquiterpenes
  • Protoilludane
  • Cerapicane
  • Growth promotor

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