反应详情

To a mixture of 0.01 mole of 7-(4-pyridyl)pyrazolo[1,5-a]pyrimidine in cold dichloromethane is added 0.011 mole of N-chlorobenzotriazole. The mixture is stirred at room temperature for one hour and heated on a steam bath for 15 minutes. The product is worked up as for Example 62 to give the product of the example, m.p. 183°-184° C.

1. temperatureheated on a steam bath for 15 minutes
2. customto give the product of the example, m.p. 183°-184° C.