3-Pentanamine → HCID 10801871, compound

Participants

Reaction Steps

By reaction of 4-chloro-1-methylimidazo[1,2-a]quinoxaline (example 2) with 1-ethylpropylamine, according to a procedure that is similar to that followed in example 3 there is obtained 4-(1-ethylpropylamino)-1-methylimidazo[1,2-a] quinoxaline. m.p. (DSC)=75.9° C. (onset); IR (KBr): 3231, 2965, 1546 cm-1 ; 1H-NMR (CDCl3): δ8.0 (1H,dd), 7.7 (1H,dd), 7.4÷7.1 (3H,m), 5.9 (1H,d), 4.2 (1H,m), 2.85 (3H,s), 1.65 (4H,m), 0.95 (6H,t); UV (EtOH): λmax =221, 241, 268, 298, 313 nm. Elementary analysis for C14H20N4 (m.w. 268.36): calcd. C 71.61, H 7.51, N 20.83%; found C 71.12, H 7.53, N 20.79%.

Provenance & Evidence