O-Desmethyl gefitinib D8 is a deuterium-labeled active metabolite of the tyrosine kinase inhibitor gefitinib. It serves as a critical internal standard in LC-MS/MS assays for quantifying gefitinib and its metabolites in pharmacokinetic studies, enabling research into drug metabolism and resistance mechanisms both in vitro and in vivo.
Molecular Weight:
440.93
Formula:
C21H14D8ClFN4O3
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