(3aR,4S,6R,6aS)-6-[7-Chloro-5-(propylthio)-3H-1,2,3-triazolo[4,5-d]pyrimidin-3-yl]tetrahydro-2,2-dimethyl-4H-cyclopenta-1,3-dioxol-4-ol-d7 is an intermediate used in the synthesis of Deshydroxyethoxy Ticagrelor-d7 (D290047), which is a labeled Deshydroxyethoxy Ticagrelor analog of Ticagrelor (T437700), an antiplatelet agent, and preventative in the treatment of heart attacks, myocardial infarction, and other pulmonary diseases.