Product Description Diethyl maleate Other Details Molecular Formula: C8H12O4 Molecular Weight: 172.18 CAS Number: 141-05-9 Minimum Purity: 99% (GC) UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5g Leadtime:20 Days Sizes 2: 25g Leadtime:20 Days Sizes 3: 100g Leadtime:20 Days