SEARCH Articles Figures Tables 1,3-Dithian 1,3-dithiane 1.3- Dithianes acylals 1.3- Dithianes acylation 2- -l,3-dithian 2-Acyl-1,3-dithianes 2-acyl-1,3-dithiane Dithians Dithians Acylation