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Autor:
Z Srdjan Stojanovic, M Katarina Penov-Gasi, N Marija Sakac, A Evgenija Djurendic, Slobodanka Stanković, Mirjana Popsavin, Suzana Jovanović-Šanta, L Nebojsa Andric
Publikováno v:
Journal of the Serbian Chemical Society, Vol 68, Iss 10, Pp 707-714 (2003)
Starting from 3?-acetoxy-15-cyano-17-oxo-16,17-seco-5-androstene (2) and 3?-acetoxy- 15-cyano-17-hydroxy-17-methyl-16,17-seco-5-androstene (11), new 17-halo-derivatives (5?10 and 13) were obtained. The fluoro derivative 5 was obtained from 17-tosylat