Product Description 5,7-Difluorochroman-4-one Other Details Molecular Formula: C9H6F2O2 Molecular Weight: 184.14 CAS Number: 844648-22-2 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 250mg Leadtime:20 Days Sizes 2: 1g Leadtime:20 Days Sizes 3: 5g Leadtime:20 Days