1-Piperazinecarboxamide → (rac)-4-{3-[1-(5,7-Difluoro-quinolin-6-yl)-ethyl]-imidazo[1,2-b]pyridazin-6-yl}-piperazine-1-carboxylic acid amide

Participants

Reaction Steps

The title compound was prepared in analogy to Example 3 using (rac)-6-[1-(6-chloro-imidazo[1,2-b]pyridazin-3-yl)-ethyl]-5,7-difluoro-quinoline (Intermediate C) and piperazine-1-carboxamide instead of piperazin-2-one (tR 3.16 min (conditions 1), MH+=438, 1H-NMR in DMSO-d6: 8.95 (d, 1H); 8.46 (d, 1H); 7.80 (d, 1H); 7.65 (d, 1H); 7.61 (s, 1H); 7.60 (m, 1H); 7.08 (d, 1H); 6.07 (s, 2H); 4.98 (m, 1H); 3.15-3.40 (m, 8H); 1.88 (d, 3H)).

Provenance & Evidence