反应详情

A mixture of the 2-chloride 113 (0.5 mmol) and pyrazole (2.5 mmol) was heated at 175° C. in a steel autoclave for 48 h. The crude product was then treated with BBr3 according to the procedure described in Example 6. Subsequent purification by column chromatography gave 2-pyrazol-1-yl-quinazolin-8-ol (A131).

1. customSubsequent purification by column chromatography