标准品Chemical Name: CAS Number:103121-85-3 Category：Chiral Reagents, Heterocycles

1-[[(6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-methylpyrrolidinium Chloride is an impurity in the synthesis of Cefepime (C242750), a semisynthetic, fourth gener...