Product Description Fesoterodine fumarate Other Details Molecular Formula: C26H37NO3.C4H4O4 Molecular Weight: 527.65 CAS Number: 286930-03-8 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5mg Leadtime:20 Days Sizes 2: 10mg Leadtime:20 Days Sizes 3: 25mg Leadtime:20 Days