CAS No : 1486617-90-6 | Product Name : Risedronate Sodium - Impurity A (Free Base) | Chemical Name : [(3RS,6RS and 3R,6S-meso)-2,5-Dihydroxy-2,5-dioxo-3,6-bis[(pyridin-3-yl)methyl]-1,4,2λ5,5λ5-dioxadiphosphinane-3,6-diyl]bis(phosphonic acid) | Pharmaffiliates