Amlodipine Impurity E (EP) is a critical reference standard for the quality control of the calcium channel blocker Amlodipine Besylate. Synthesized via specific organic pathways during API manufacturing, it serves to validate purity levels according to European Pharmacopoeia specifications. The compound is chemically identified as (+/-)-Ethyl 2-[(4-(2-chlorophenyl)-1,3-dioxolan-2-yl)methyl]-3-methyl-5-nitrobenzoate with CAS No. 196078-48-9.
Store in a cool, dry place under inert atmosphere away from light. Personnel must wear appropriate PPE including nitrile gloves and safety goggles due to potential skin irritation. This material is strictly for laboratory research and analytical use; it is not intended for direct clinical administration or therapeutic application.