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Name: Xanthine
Alias: 2,6-Dihydroxypurine ；2,6-Dioxopurine 、2,6-Dioxo-1,2,3,6-tetrahydropurine
Molecular formula: C5H4N4O2
Molecular weight: 152.111
Structural formula:
CAS number: 69-89-6
Melting point: 300 ℃
Boiling point: 834.9 ℃
Density: 1.6g /cm3
Appearance: White to off-white crystalline powder
Flash point: 458.7 ° C
Packing specification: 25 Kg/drum paper drum
|
Characteristics |
Light yellow powder |
|
Loss on drying |
≤1.00% |
|
Residue on ignition |
≤0.30% |
|
Heavy metal（Pb） |
≤10ppm |
|
Clarity |
Solution clarity |
|
Guanine |
≤1.00% |
|
Purity (HPLC) |
≥99.00% |
|
Assay |
≥95.00% |
