187879-70-5Relevant articles and documents
Synthesis of γ-and δ-lactones derived from 4-quinolone-3-carboxylic acid
Clemencin-Le Guillou, Claire,Giorgi-Renault, Sylviane,Quirion, Jean-Charles,Husson, Henri-Philippe
, p. 1037 - 1040 (1997)
New quinolones 3, 6 and 9 annelated to either a 5-membered or a 6-membered lactose were designed as hybrids of antibacterial 4-quinolones and antitumor epipodophyllotoxin derivatives. They were synthesized using ethyl 2-ethenyl-4-hydroxy-1,2-dihydroquinoline-3-carboxylate 2 as a key intermediate.