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Contact Supplieracyclovir is a guanosine analogue antiviral drug.
acyclovir is a guanosine analogue antiviral drug.Â
product name acyclovirÂ
chemical name acycloguanosine; 9-[(2-hydroxyethoxy)methyl]Â
cas number 59277-89-3Â
molecular formula c8h11n5o3Â
molecular weight 225.21° cÂ
storage store in a tightly sealed container away from heat and direct light, and in a cool dry place.
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| items | specification |
| appearance | a white or almost white crystalline powder |
| identification | meets the requirements |
| appearance of solution | meets the requirements |
| sulphated ash | ≤ 0.1% |
| water | ≤ 6.0% |
| ordinary impurities(tlc) | ≤ 1.0% |
| related substances (hplc) | Â |
| limit for guanine | ≤ 0.7% |
| single impurity | ≤ 0.1% |
| total impurities | ≤ 1.0% |
| assay (on dried basis) | 98.5 ~ 101.0% |
| standard | ep5 |