Product Description 7-(2-Bromoethyl)-theophylline Other Details Molecular Formula: C9H11BrN4O2 Molecular Weight: 287.11 CAS Number: 23146-05-6 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5g Leadtime:50 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0