369651-53-6Relevant articles and documents
Thermal rearrangement of 3-hydroxy-1H,3H-quinoline-2,4-diones to 3-acyloxy-2,3-dihydro-1H-indol-2-ones
Klasek, Antonin,Koristek, Kamil,Kafka, Stanislav,Kosmrlj, Janez
, p. 1811 - 1820 (2007/10/03)
3-Alkyl/aryl-3-hydroxy-1H,3H-quinoline-2,4-diones (2) were transformed into isomeric 3-acyloxy-2,3-dihydro-1H-indol-2-ones (3) by thermally induced molecular rearrangement. All products were characterized by their 1H NMR, 13C NMR, an