Piperacillin Ethyl Ester is an intermediate used in the synthesis of Piperacilloic Acid-Piperacillin Dimer Disodium Salt (~85%) (P480000), which is a Piperacillin (P479950) impurity and can be obtained from it. Piperacillin (P479950) is a broad spectrum semi-synthetic antibiotic related to related to Penicillin. Antibacterial.
