JOURNAL OF CHEMICAL RESEARCH-S, sa.11, ss.638-642, 1999 (SCI-Expanded)
The syntheses of a C-4:C-6 furano-steroid by the base-catalysed cyclization of 6 alpha-acetoxyandrost-4-ene-3,17-dione and of a C-4:C-6 tetrahydrofuran by the cyclization of 3 beta,6 beta-dihydroxy-4 beta-hydroxymethylandrostan-17-one. are described.