Product Description Mal-Amido-PEG4-t-butyl ester Other Details Molecular Formula: C22H36N2O9 Molecular Weight: 472.5 CAS Number: 1415800-35-9 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: 0 Leadtime:0 Sizes 3: 0 Leadtime:0