Pyrazolo[1,5-a]pyrimidine-3-carbonitrile,6-ethyl-4,7-dihydro-5-methyl-7-oxo-

Pyrazolo[1,5-a]pyrimidine-3-carbonitrile,6-ethyl-4,7-dihydro-5-methyl-7-oxo- · CAS 736964-77-5