Azathioprine-d3 (BW 57-322-d3) is the deuterium labeled Azathioprine . Azathioprine (BW 57-322) is an orally active immunosuppressive agent. Azathioprine can be converted in vivo to the active metabolite 6-mercaptopurine (6-MP). Azathioprine has myelosuppressive effects and induces apoptosis.
References:
[1]. Venkat RV, et, al. Highly sensitive liquid chromatography–tandem mass spectrometry assay for the determination of azathioprine in presence of mercaptopurine and its application to a human pharmacokinetic study. 2021;4(10):360-9.