p-Toluenesulfonic acid monohydrate → 7-Methoxy-4-(2-(6-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)ethyl)quinoline

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Reaction Steps

Ethyl 3-(7-methoxyquinolin-4-yl)propanoate (156 mg, 0.60 mmol) was combined with 1-(6-phenylpyridazin-3-yl)hydrazine (115 mg, 0.62 mmol) and pTsOH.H2O(140 mg, 0.72 mmol). The mixture was microwaved at 150° C. for 60 minutes. The residue was taken up in DMSO and purified by HPLC and neutralized to yield the desired product as an off-white solid. (ESI, pos. ion) m/z: 382.1 (M+H).

Provenance & Evidence