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. ... The optically active Wieland-Miescher ketone has been converted in six steps to the enone , a potentially useful synthon for optically active steroid and terpene synthesis. ... All new compounds exhibited 200 MHz 1 H NMR< 13 C NMR, IR and MS in complete agreement with their ...