Product Description Tomelukast Other Details Molecular Formula: C16H22N4O3 Molecular Weight: 318.37 CAS Number: 88107-10-2 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