Pierre Vogel
The Diels-Alder adduct of 2,4-dimethylfuran to 1-cyanovinyl (1'S)-camphanate was converted into (2R,3R,4S,5S,6R,7R)-3,6-epoxy-4,5-isopropylidenedioxy-2,4,6-trimethyl-7- [(tert-butyl)-dimethylsilyloxy]non-1-yl phenyl sulfoxides (6), the condensation of whic ...
1998