Catalogue Number: | R-0438 |
Compound Name: | Ribavirin Impurity 27 |
Synonyms: | Methyl 5-methoxy-4H-1,2,4-triazole-3-carboxylate |
CAS#: | 1319257-87-8 |
Alternate CAS#: | |
Molecular Formula: | C5H7N3O3 |
Molecular Weight: | 157.13 |
Ribavirin Impurity 56-13C-15N4 (Aminoguanidine-13C-15N4)
CAS No. 478189-68-3
13CH615N4. 0.5H2SO4
M.W. 79.05 0.5*98.07