1-Bromo-4,4,4-trifluoro-2-butanone

1-Bromo-4,4,4-trifluoro-2-butanone is a useful reagent for preparation of 2-phenoxy-N-(1,3,4-thiadizol-2-yl)pyridin-3-amine derivatives and related compounds as P2Y1 receptor inhibitors for the treatment of thromboembolic disorders.