28466-04-8 4-(4-Aminopyrazol-1-yl)pyridine 4-Amino-1-(4-pyridyl)pyrazole 5-25-09-00434 (Beilstein Handbook Reference) BRN 0511466 Pyrazole, 4-amino-1-(4-pyridyl)- Pyridine, 4-(4-aminopyrazol-1-yl)-