Specification :

1. ñ ‡
: Ornidazole
a-( Chloromethyl) -2-methyl-5-nitro-1H-imidazole-1-ethanol
1-( 3-ch loro-2-hydroxypropyl) -2-methyl-5-nitroimidazole
2. Chemical Name: 1-( 3-chloro-2-hydroxypropyl) -2-methyl-5-nitroimidazole
3. CAS RN: 16773-42-5
4. Structural Formula:

5. Molecular formula & Molecular weight: C7H10ClN3O3 219.63
6. Characters: It’ s a white up to yellowish crystalline powder, odorless, bitter taste, gradual change yellow when being light. It is freely soluble in ethanol, sparingly soluble in water. MP: 85^ 90 .
7. Quality Standard: Czech Pharmacopoeia. Purity 99% .
Identification ( 1) ( 2) positive reaction
( 3) ( 4) match with Reference Standard
Tests The clearance and color of Ethanol solution To match with Reference Standard
Chloride Not more than 0.02%
Related substances To match with Reference Standard
Loss on drying Not more than 0.5%
Residue on Ignition Not more than 0.1%
Heavy Metals Not more than 20ppm
Sulfate Not more than 0.025%
Ammonium Not more than 0.03%
Iron Not more than 0.002%
Assay Ornidazole contains not less than 99.0% and not more than 101.0% of C7H10ClN3O3, calculated to the dried substance.
8. Usage: antiamebics, antitrichomonal agent, antianaerobes.
9. Storage: It preserves in sealed containers, and keep in dark place.
10. Packing: paper bucket, 25kg/ package.