SEARCH Articles Figures Tables Diastereoselective dihydroxylations, osmium tetroxide Dihydroxylation diastereoselectivity Dihydroxylations acyclic diastereoselectivity Dihydroxylations double diastereoselectivity Olefin diastereoselective dihydroxylation Sharpless asymmetric dihydroxylation Diastereoselectivity