反应详情

The product was obtained starting from 5-bromo-2-isopropyl-pyrimidine-4-carboxylic acid (intermediate A-4, step 1; 300 mg, 1.22 mmol) and 4-amino-2-methyl-2H-pyrazole-3-carboxylic acid methylamide (245 mg, 1.59 mmol) according to the method described in example 64, step 6 after extraction with ethyl acetate and purification by silica gel chromatography using ethyl acetate as light brown solid (472 mg, 96%).

1. customThe product was obtained
2. extractionafter extraction
3. customwith ethyl acetate and purification by silica gel chromatography