Ribonucleosides [Chemical/Ingredient] Purine Nucleosides [Chemical/Ingredient] Inosine [Chemical/Ingredient] M0011366 C26544 Inosine C0021528 A purine nucleoside that has hypoxanthine linked by the N9 nitrogen to the C1 carbon of ribose. It is an intermediate in the degradation of purines and purine nucleosides to uric acid and in pathways of purine salvage. It also occurs in the anticodon of certain transfer RNA molecules. (Dorland, 28th ed) D007288 N0000008090 5826 Inosine