Regorafenib-13C-d3 N-Oxide is a stable isotope-labeled analog of the active metabolite Regorafenib N-Oxide (CAS 835621-11-9). This compound is used as an internal standard in LC-MS/MS for the quantitative analysis of regorafenib and its metabolites in pharmacokinetic studies, supporting both in vitro and in vivo research.
Molecular Weight:
502.83
Formula:
13CC20D3H12ClF4N4O4
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