2-(4-Aminopyrazol-1-yl)pyridine 28465-95-4 4-Amino-1-(2-pyridyl)pyrazole 5-25-09-00434 (Beilstein Handbook Reference) BRN 0608489 Pyrazole, 4-amino-1-(2-pyridyl)- Pyridine, 2-(4-aminopyrazol-1-yl)-