Shelf life (days): 730.0
Formulation: A solid
Formal Name: 4-hydroxy-3-[3-oxo-1-(phenyl-d5)butyl]-2H-1-benzopyran-2-one
Purity: ≥99% deuterated forms (d1-d5)
Formula Markup: C19H11D5O4
Formula Weight: 313.35824
CAS Number: 75472-93-4
Notes: (±)-Warfarin-d5 is intended for use as an internal standard for the quantification of warfarin by GC- or LC-MS. (±)-Warfarin (Item No. 13566) is a vitamin K antagonist, a coumarin derivative, and a racemic mixture of (+)-warfarin (Item No. 13526) and (–)-warfarin (Item No. 13531).{17423,15996} It is an anticoagulant that interferes with the interconversion of vitamin K and vitamin K epoxide and the role of vitamin K in carboxylation of several clotting cascade proteins, inhibiting the initiation of clotting.{17423} Formulations containing warfarin have been used to treat and prevent blood clots in atrial fibrillation, heart valve replacement, venous thrombosis, and pulmonary embolism.
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