Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... A stable tetramethylthiiranoradialene, 2,3-diisopropylidenethiirane , was prepared by pyrolysis of lithium salt of tosyl hydrazone of 2,2-dimethyl-4-isopropylidene-3-thietanone. The corrsponding sulfoxide was also prepared by oxidation of . ... Cookies are used by this site. To decline ...