(+-)-Imazapyr 108224-78-8 2-(4,5-Dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl)-3-pyridinecarboxylic acid 2-(4-Isopropyl-4-methyl-5-oxo-2-imidazolin-2-yl)nicotinic acid 3-Pyridinecarboxylic acid, 2-(4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl)- 81334-34-1 94795-74-1 AC 243,997 Arsenal Arsenal 250A BRN 5442754 Caswell No. 003F Chopper EPA Pesticide Chemical Code 128821 HSDB 6676 Imazapyr Imazapyr [ANSI:BSI:ISO]