USD $5.00-10.00 / Gram
USD $10.00-100.00 / Kilogram
USD $10.00-100.00 / Kilogram
USD $10.00-100.00 / Kilogram
USD $5.00-10.00 / Gram
USD $10.00-100.00 / Kilogram
USD $10.00-100.00 / Kilogram
USD $5.00-10.00 / Gram
USD $6.00-9.00 / Gram
product name: ribavirin
cas no.: 36791-04-5
molecular formula: c8h12n4o5
molecular weight: 244.2
2. uses:
ribavirin is active against a number of dna and rnaviruses. it is a member of the nucleoside antimetabolite drugs that interfere with duplication of viral genetic material. ribavirin is active against influenzas, flaviviruses, and agents of many viral hemorrhagic fevers.
ribavirin is the only known treatment for a variety of viral hemorrhagic fevers, including lassa fever, crimean-congo hemorrhagic fever,venezuelan hemorrhagic fever, and hantavirus infection, although data regarding these infections are scarce and the drug might be effective only in early stages.
3. specification:
tests |
standards |
appearance |
white crystalline powder |
identification |
ir,tlc complies with std |
ph |
4.0~6.5 |
absorption |
≤0.02% |
individual impurity |
≤0.25% |
total impurities |
≤1.0% |
loss on drying |
≤0.5% |
residue on ignition |
≤0.25% |
heavy metals |
≤10ppm |
assay |
98.9%~101.5% |