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CAS:88054-22-2
2-Methyl-5-nitroimidazole CAS:88054-22-2
Synonyms:
1H-imidazole, 2-methyl-5-nitro-
1H-Imidazole, 2-methyl-4-nitro-
2-Methyl-4-nitro-1H-imidazole
2-Methyl-5-nitroimidazole
 
Molecular Formula: C4H5N3O2
Molecular Weight: 127.10100
 
Density: 1.4±0.1 g/cm3
Boiling point: 399.5±15.0 °C at 760 mmHg
Melting point: 252-254ºC
Flash point: 195.4±20.4 °C
Vapor pressure: 0.0±0.9 mmHg at 25°C
Refractive index: 1.592
 
Storage conditions: sealed in a cool and dry environment at 0-6 ºC.
Uses: used in the preparation of metronidazole and dimezole, and used in organic synthesis.

Items of Analysis Standard of Analysis Test Results
Appearance White to light yellow crystalline powder Conform
Melting point 250-255℃ 252.5-253.5℃
Loss on drying ≤0.5% 0.23%
Residue on ignition ≤0.1% Conform
Heavy metal ≤20ppm Conform
Total impurities ≤1.0% 0.43%
Purity ≥98.0% 99.31%
Assay 98.0-101.0% 99.26%
Conclusion Conforms to Factory Standard
 


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