| Catalogue Number: | R-0416 | 
| Compound Name: | Ribavirin Impurity 2 | 
| Synonyms: | (2S,3R,4R,5R)-5-(Acetoxymethyl)tetrahydrofuran-2,3,4-triyl triacetate | 
| CAS#: | 13035-61-5 | 
| Alternate CAS#: | |
| Molecular Formula: | C13H18O9 | 
| Molecular Weight: | 318.28 | 
Ribavirin Impurity 56-13C-15N4 (Aminoguanidine-13C-15N4)
CAS No. 478189-68-3
13CH615N4. 0.5H2SO4
M.W. 79.05 0.5*98.07