Product Description Boc-D-4,4'-Biphenylalanine Other Details Molecular Formula: C20H23NO4 Molecular Weight: 341.4 CAS Number: 128779-47-5 Minimum Purity: 0.99 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