CAS NO:36791-04-5 Ribavirin Product Name Ribavirin English Name Ribavirin CAS RN 36791-04-5 Molecular Formula C8H12N4O5 Molecular Weight 244.20 Quality Standard CP2010/USP32/EP6 Product Description The product is 1-beta-d-ribofuranosyl-1,2,4-triazole-3-carboxamide. Calculated on the anhydrous substance, C8H12N4O5 content should be 98.5