Product Description Macitentan Other Details Molecular Formula: C19H20Br2N6O4S Molecular Weight: 588.27 CAS Number: 441798-33-0 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: 50mg Leadtime:20 Days