Chemistry of ginkgolides, VII: Preparation and crystal structure analysis of a secondary ozonide from ginkgolide A

Liebigs Annales

Volumn , Issue 5, 1997, Pages 991-993

  Weinges, Klaus ^a   Schick, Hartmut ^a   Pritzkow, Hans ^a  

^a UNIVERSITY OF HEIDELBERG   (Germany)

Author keywords

Anhydroginkgolide A; Ginkgolide A; Hydrogenation; Ozonolysis

Indexed keywords

EID: 33748831640     PISSN: 09473440     EISSN: None     Source Type: Journal    
DOI: 10.1002/jlac.199719970529     Document Type: Article

References (10)

1. K. Weinges, M. Rümmler, H. Schick, Liebigs Ann. Chem. 1993, 1023.
2. R. Hänsel, Phytopharmaka: Grundlagen und Praxis, 2nd ed., Springer Verlag, 1991, p. 59 ff.
3. K. Weinges, M. Rümmler, H. Schick, G. Schilling, Liebigs Ann. Chem. 1993, 287.
4. We thank Dr. H. Jaggy (Fa. Dr. W. Schwabe, Karlsruhe) for supplying us with a 100-g quantity of a mixture of the acids.
5. M. Sbit, L. Dupont, O. Dideberg, P. Braquet, Acta Crystallogr., Sect. C: Cryst. Struct. Commun. 1987, C43, 2377-2381.
6. K. Griesbaum, P. Krieger-Beck, J. Beck, Chem. Ber. 1991, 124, 391.
7. E. Stahl, Dünnschichtchromatographie, 2nd ed., Springer Verlag, Berlin-Heidelberg-New York, 1987, p. 834.
8. We thank Dr. G. Schilling (Organisch-Chemisches Institut der Universität Heidelberg) for the recording and discussion of the NMR spectra.
9. G. M. Sheldrick, SHELXS-86, Univ. Göttingen, 1986;
10. G. M. Sheldrick, SHELXL-93, Univ. Göttingen, 1993.