876063-71-7Relevant articles and documents
Some new routes for the preparation of 3-amino-2-phenyl-4(1H)-quinolinones from anthranilamides
Hradil, Pavel,Grepl, Martin,Hlavac, Jan,Soural, Miroslav,Malon, Michal,Bertolasi, Valerio
, p. 819 - 822 (2006)
Several new routes for the preparation of 3-amino-2-phenyl-4-1(H)- quinolinone 7a are compared. The most efficient is based on the cyclization of phenacyl anthranilamide 2a in the presence of (poly)phosphoric acid. The mechanisms of the rearrangements inv