反应详情

Obtained from 3-bromopyrazolo[1,5-a]pyrazine (Preparation 23c) following the experimental procedure as described in Preparation 27a, irradiating the reaction mixture at 100° C. for 1 h. The crude product was used without further purification in the next synthetic step.

1. customirradiating the reaction mixture at 100° C. for 1 h
2. customThe crude product was used without further purification in the next synthetic step