A new enantiodivergent procedure utilising the chemoselective ... Dieckmann-type cyclisation of chiral mono-thiol diesters ... Shigeki Sano, Hideki Ushirogochi, Kenji Morimoto, Satoshi Tamai and Yoshimitsu Nagao* Faculty of Pharmaceutical Sciences, The University of Tokushima, Sho-machi, Tokushima 770, Japan ... The chiral mono-thiol diester, 1 or 2, is converted to the corresponding enantiomeric cyclised products, (-)-7 and (+)-7 or (-)-9 and (+)-9, ...
