Procedures for preparing N - (3 - (n-methyl-n - 3 2-thienylcarbonyl pyrazolo - 1,5-a - pyrimidine - il} 7 phenyl) acetamide, useful for treating insomnia, anticonvulsants,Sedactivos Hypnotic, Skeletal Muscle relaxants.

摘要

Procedure for the preparation of pirazolopirimidinas replaced.