Dasypogalactone, a new C3-symmetric macrolactone from the indonesian lichen Usnea dasypoga Rohl

European Journal of Organic Chemistry

Volumn , Issue 7, 1999, Pages 1719-1721

  Suwarso, Wahyudi Priyono ^a   Gani, Ratna Layla ^a   Krohn, Karsten ^b   John, Markus ^b  

^a UNIVERSITY OF INDONESIA   (Indonesia)

^b UNIVERSITY OF PADERBORN   (Germany)

Author keywords

Lactones; Lichen; Macrocycles; Natural products; Trilactide

Indexed keywords

DASYPOGALACTONE; LACTONE DERIVATIVE; PLANT EXTRACT; UNCLASSIFIED DRUG; USNEA DASYPOGA EXTRACT;

ARTICLE; DRUG ISOLATION; DRUG STRUCTURE; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; STRUCTURE ANALYSIS;

EID: 0032787457     PISSN: 1434193X     EISSN: None     Source Type: Journal    
DOI: 10.1002/(SICI)1099-0690(199907)1999:7<1719::AID-EJOC1719>3.0.CO;2-U     Document Type: Article

References (8)

1. N. R. Farnsworth, The Napralet Data Base as Information Sources for Application to the Traditional Medicine, in: Traditional Medicine and Health Care Coverage, WHO, Geneve, 1983.
2. [2a] G. Tjitrosupono, The Botanical Taxonomy of Thallophyte, Bryophyte and Pteridophyte. Gadjah Mada University Press, Yogyakarta, Indonesia, 1994.
3. [2b] C. F. Culberson, Chemical and Botanical Guide to Lichen Products, Otto Koelten Science Publisher, Koenigsstein, 1979, p. 538-539.
4. [2c] C. F. Culberson, W. L. Culberson, A. Johnson, Second Supplement to Bryological and Lichenological Society, American Bryological and Lichenological Society, Ann Arbor, Michigan, USA, 1997, p. 345.
5. Römpp Lexikon Naturstoffe (Ed.: W. Steglich, B. Fugmann, S. Lang-Fugmann), Georg Thieme, Stuttgart, New York, 1997, p. 675.
6. The other component, dasypogalactone (2a), did not show antibacterial activity or an inhibition of the endotheline converting enzyme and the protein tyrosine kinase (preliminary tests by Dr. Delzer, BASF, Ludwigshafen).
7. J. B. Neilands, Ann. Rev. Microbiol. 1982, 36, 285-309.
8. K. Krohn, A. Michel, U. Flörke, H.-J. Aust, S. Draeger, B. Schulz, Liebigs Ann. Chem. 1994, 1093-1097.