abstract |
1. A 1,8-NAPHTHYRIDIN-2(1H)-ONE-8-OXIDE HAVING STRUCTURE I: 2,8-(O=),5-R5,7-R7-1,2-DIHYDRONAPHTHYRIDINE<--> 2-(HO-), 5-R5,7-R7,8-(O=)-1,8-NAPHTHYRIDINE WHEREIN R5 REPRESENTS HYDROGEN, LOWER ALKYL, TRIFLUOROMETHYL, PENTAFLUOROETHYL, PHENYL, THIENYL OR NAPHTHYL; R7 REPRESENTS LOWER ALKYL, TRIFLUOROMETHYL OR PENTAFLUOROETHYL. |