3-Isoxazolamine → 5-Acetyl-2-ethyl-4-(isoxazol-3-ylamino)-6-phenylpyridazin-3(2H)-one

참여 물질

반응 단계

To a stirred solution of 80 mg (0.278 mmol) of 5-acetyl-2-ethyl-4-nitro-6-phenylpyridazin-3(2H)-one (Dal Piaz, V et al, J. Med. Chem. 1997, 40, 1417) in ethanol (4 mL), 3-aminoisoxazol (70 mg, 0.834 mmol) was added. The resulting mixture was stirred at room temperature for four days and the final product was collected by filtration and washed with diethylether to yield the title compound (58 mg, 63.7% yield).

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