... Tetrahedron: Asymmetry. Volume 4, Issue 10, October 1993, Pages 2139–2142. Cover image Cover image. Communications. Asymmetric oxidation of dithiane derivatives: Enantiomerically pure 1,3-dithiane 1-oxide. ... Tetrahedron Lett., 33 (1992), p. 5391. 11; PCB Page, ES Namwindwa; Synlett (1991), p. 80. ... ScienceDirect® is a registered trademark of Elsevier BV. Cookies are used by this site. To decline or learn more, visit our Cookies page. Switch to Mobile Site