Product Description 4-Bromo-1-butene Other Details Molecular Formula: C4H7Br Molecular Weight: 135 CAS Number: 5162-44-7 Minimum Purity: 98% (GC) UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 4x25g Leadtime:20 Days Sizes 2: 5g Leadtime:20 Days Sizes 3: 25g Leadtime:20 Days