151319-34-5 3'-(3-Cyanopyrazolo(1,5-a)pyrimidin-7-yl)-N-ethylacetanilide Acetamide, N-(3-(3-cyanopyrazolo(1,5-a)pyrimidin-7-yl)phenyl)-N-ethyl- CL 284,846 DEA No. 2781 L846 LJC 10846 N-(3-(3-Cyanopyrazolo(1,5-a)pyrimidin-7-yl)phenyl)-N-ethylacetamide Sonata ZAL 846 ZALEPLON Zaleplon [USAN:INN]