| Catalogue Number: | R-0417 | 
| Compound Name: | Ribavirin Impurity 3 | 
| Synonyms: | |
| CAS#: | |
| Alternate CAS#: | |
| Molecular Formula: | C15H19N3O9 | 
| Molecular Weight: | 385.33 | 
Ribavirin Impurity 56-13C-15N4 (Aminoguanidine-13C-15N4)
CAS No. 478189-68-3
13CH615N4. 0.5H2SO4
M.W. 79.05 0.5*98.07