(S)-O-Desmethyl Venlafaxine N-Oxide is a N-oxyde of (S)-O-Desmethyl Venlafaxine. O-Desmethyl Venlafaxine is an active metabolite of Venlafaxine[1]. Venlafaxine is an antidepressant of the serotonin-norepinephrine reuptake inhibitor (SNRI) class[2].
[1]. Lechoslaw A. Turski, et al. N-oxydes de venlafaxine et de o-desmÉthylvenlafaxine comme promÉdicaments. WO2009000797A1. [2]. Yijin Liu, et al. Development of an enantioselective assay for simultaneous separation of venlafaxine and O-desmethylvenlafaxine by micellar electrokinetic chromatography-tandem mass spectrometry: Application to the analysis of drug-drug interaction. J Chromatogr A. 2015 Nov 13;1420:119-28. [3]. F P Bymaste, et al. Comparative affinity of duloxetine and venlafaxine for serotonin and norepinephrine transporters in vitro and in vivo, human serotonin receptor subtypes, and other neuronal receptors. Neuropsychopharmacology. 2001 Dec;25(6):871-80.