Chemical's main applications
(R)-N-(1-(3-Hydroxy-3-methylbutanamido)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxamide-d8 is the isotope labelled analog of (R)-N-(1-(3-Hydroxy-3-methylbutanamido)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxamide (H946620); an impurity of Bortezomib (B675700) which is the first proteasome inhibitor to be approved by the US FDA for multiple myeloma, a blood cancer.