SPECIFICATION
| Appearance | White or off-white crystalline powder. |
| Heavy metal | ≤20ppm |
| Organic impurities: | Dimethylaminopyridine ≤0.05% Penciclovir ≤0.50% Famciclovir related compound A ≤0.20% Famciclovir related compound A ≤0.60% N-7 isomer of famciclovir ≤0.10% N-acetyl famciclovir ≤0.10% Deoxychlorofamciclovir ≤0.20% Propionyl famciclovir ≤0.15% 6-Chlorofamciclovir ≤0.15% 6-alkylaminofamciclovir ≤0.10% Any other unspecified impurity ≤0.10% Total impurities ≤1.0% |
| Loss on drying | ≤0.5% |
| Residue on ignition | ≤0.1% |
| Residual solvents | Methanol ≤3000ppm Ethyl acetate ≤5000ppm Methylene chloride ≤600ppm Cyclohexane ≤3880ppm |
| Assay | 97.00~103.00% |
Molecular Structure:
Molecular Formula: C8H11N5O3
Molecular Weight: 321.332
Description: Famciclovir is a white or off-white crystalline powder. It is mainly used for herpes virus infection, especially herpes zoster.
Application: Famciclovir is a second-generation open-loop nucleoside antiviral drug mainly used for herpes virus infections, especially herpes zoster.
Packing and Storage: 20kg/drum or as customer’s requirements.
Storage: Preserve in tight, light-resistant containers.
Minimum Order: One package
