Boat forms of ring A in B-norsteroids


Hanson J., Hitchcock P., KIRAN İ., UYANIK C.

JOURNAL OF CHEMICAL RESEARCH, no.8, pp.478-482, 1999 (Journal Indexed in SCI) identifier identifier

  • Publication Type: Article / Article
  • Volume: Issue: 8
  • Publication Date: 1999
  • Doi Number: 10.1039/a903512e
  • Title of Journal : JOURNAL OF CHEMICAL RESEARCH
  • Page Numbers: pp.478-482

Abstract

The X-ray crystal structures of 6 beta-toluene-p-sulfonyloxymethyl-5 beta-hydroxy-B-norandrostane-3,17-dione (7) and 6 beta-methoxycarbonyl-3 beta,5 beta-dihydroxy-B-norandrostan-17-one (8) reveal that ring A exists in a twisted boat form in these 5 beta-B-norandrostanes.