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. ... Treatment of the phenolic nitroalkanes in dilute base with K 3 Fe(CN) 6 results in the formation of spirocyclic nitro dienones which undergo facile rearrangement to annelated tropone or tropolone derivatives. ... Phenolic nitroalkanes ( ) in dilute base undergo oxidative cyclization to ...