Stevens rearrangements in dihydrophenanthridinium compounds

R Bedford, CV Bradley, S Gardner, BRT Keene…

Index: Bedford, Richard; Bradley, Carol V.; Gardner, Simon Tetrahedron Letters, 1983 , vol. 24, # 14 p. 1553 - 1554

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Abstract

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 dihydrophenanthridinium salts (I) undergo the Stevens rearrangement selectively on treatment with -butyl-lithium, forming the 5,6-disubstituted-5,6-dihydrophenanthridines (II) and allowing migratory aptitudes to be assessed. ... Satisfactory analytical and spectroscopic data ...