1322074-87-2Relevant articles and documents
Synthesis OF 5,6-dihydrophenanthridine (DHPA) sulfonamides and subsequent acid-catalyzed rearrangement to diaryl sulfones
Marie, Lisa,Meseroll, Neuls,McKee, James R.,Zanger, Murray
, p. 2557 - 2568 (2011/08/07)
As part of an ongoing investigation into the rearrangement of cyclic aryl aminesulfonanilides to diarylsulfones, a series of novel 5,6- dihydrophenanthridine (DHPA) sulfonamides were synthesized. Acid catalysts were used to rearrange them to DHPA arylsulfones. Taylor & Francis Group, LLC.