Pierre Vogel
The enantiomerically pure (1S,4R,4'S,5'S)-1-(4',5'-dimethyl-dioxolan-2'-yl)-5,6-dimethylidene-7-ox abicyclo[2.2.1 derived from the acetal of furfural and (2S,3S)-butane-2,3-diol underwent addition to 1-acetylvinyl para-nitrobenzoate in the presence of an e ...
1997