Product Description Isovaleric anhydride Other Details Molecular Formula: C10H18O3 Molecular Weight: 186.25 CAS Number: 1468-39-9 Minimum Purity: 0.98 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5mL Leadtime:20 Days Sizes 2: 25ml Leadtime:20 Days Sizes 3: 100mL Leadtime:20 Days