Product Description Linagliptin Impurity 45 [8-Bromo-3-methylxanthine] Other Details Molecular Formula: C6H5BrN4O2 Molecular Weight: 245.036 CAS Number: 93703-24-3 Minimum Purity: >98% (HPLC), powder UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 25mg Leadtime:20 Days Sizes 2: 100mg Leadtime:20 Days Sizes 3: 0 Leadtime:0