Ixazomib; 2-[(1R)-1-[[2-[(2,5-dichlorobenzoyl)amino]acetyl]amino]-3-methylbutyl]-5-oxo-1,3,2-dioxaborolane-4,4-diacetic acid; CAS No.: 1239908-20-3; 2-[(1R)-1-[[2-[(2,5-dichlorobenzoyl)amino]acetyl]amino]-3-methylbutyl]-5-oxo-1,3,2-dioxaborolane-4,4-diacetic acid has molecular formula C22H27BCl2N3O8. Molecular weight is 573.9 g/mol. CAS 1239908-20-3 store in tightly sealed containers at 5-15 C.