Product Description 7-Bromo-4H-chromen-4-one Other Details Molecular Formula: C9H5BrO2 Molecular Weight: 225.04 CAS Number: 168759-60-2 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1g Leadtime:20 Days Sizes 2: 5g Leadtime:20 Days Sizes 3: 10g Leadtime:20 Days