Penicillin G-d5 potassium salt (CAS 113-98-4) is a deuterated analog of benzylpenicillin potassium. It is used as an internal standard in LC-MS/MS for pharmacokinetic studies, enabling precise quantification of penicillin G in both in vitro and in vivo research models.
Molecular Weight:
377.51
Formula:
C16H12D5KN2O4S
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