5,5-Dimethylhydantoin 97%
:77-71-4
:
:C₅H₈N₂O₂
:MFCD00005266
:128.13 g/mol
:175…180 °C
:Ambient
:201-051-3
- Appearance:White to off-white Crystalline powder or crystals
- Infrared spectrum:Conforms
- Melting point:175 to 180 °C
- Loss on drying:≤0.25 % (60 °C, 2 h, 1 mmHg)
- Titration with NaOH:≥96.0 %
- Sulfate (SO4):≤0.02 %
- AsO4, PO4, SiO4 (as SiO2):≤0.001 %
- Magnesium (Mg):≤0.005 %
- Potassium (K):≤0.01 %
- Sodium (Na):≤0.01 %
- Heavy metals (ICP-OES):≤0.001 %
- Insoluble matter:≤0.005 %