Piperidine → HCID 10683188, compound

Participants

Reaction Steps

By reaction of 4-chloro-1-methylimidazo[1,2-a]quinoxaline (example 2) with piperidine, according to a procedure that is similar to that followed in example 3, there is obtained 1-methyl-4-piperidinylimidazo[1,2-a]quinoxaline. m.p. (DSC)=78.9° C. (onset); IR (KBr): 3018, 2927, 1502 cm-1 ; 1H-NMR (CDCl3): δ8.05 (1H,dd), 7.65 (1H,dd), 7.5÷7.0 (3H,m), 4.25 (4H,t), 2.85 (3H,s), 1.9÷1.6 (6H,m); UV (EtOH): λmax =249, 281, 297, 310, 329 nm. Elementary analysis for C14H18N4 (m.w.266.35): calcd. C 72.15, H 6.81, N 21.03%; found C 71.84, H 7.09, N 20.70%.

Provenance & Evidence