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Current Position>>Home>>Products |
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Commodity:Guanine
CAS#:73-40-5
Molecular Formula: C5H5N5O
Structural Formula:
Uses: Intermediate of acyclovir、penciclovir, guaciclovir, famciclovir.
Specifications:
Item |
Standard |
Appearance |
White powder |
Identification |
IR |
Assay(HPLC) |
≥99.0% |
Loss of drying |
≤0.5% |
Residue on ignition |
≤0.1% |
Heavy metal |
≤10ppm |
Particle size(100 Mesh) |
≥95% |
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