反应详情

Using methods described in Example 10 and starting with (R)-8-(2-methylpiperazin-1-yl)-5-phenylpyrido[3,2-d]pyridazine 75 (245 mg, 802 μmol), triethylamine (224 μl, 1.60 mmol), and benzoyl chloride (116 μl, 1.00 mmol) afforded (R)-(3-methyl-4-(5-phenylpyrido[2,3-d]pyridazin-8-yl)piperazin-1-yl)(phenyl)methanone 76. MS 409.2 (calc'd) 410.2 (M+H, found).