Abstract
An efficient, diversity-oriented approach to novel steroid analogues possessing a C-5β configuration begins with the Stille cross-coupling of enantiomerically pure cycloalkenylstannane trans-2 and enol triflate 3. The resulting diene trans-4 engages in Diels-Alder cycloaddition reactions with a range of dienophiles to give, after removal of protecting groups, biologically interesting 6,7-disubstituted steroid analogues.
Original language | English |
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Pages (from-to) | 517-520 |
Number of pages | 4 |
Journal | Organic Letters |
Volume | 9 |
Issue number | 3 |
DOIs | |
Publication status | Published - 1 Feb 2007 |