OXCARBAZEPINE

Product Name : OXCARBAZEPINE

Molecular Formula : C15H12N2O2

Molecular Weight : 252.27

Synonyms :5H-Dibenz [b, f] azepine-5-carboxamide, 10, 11- dihydro-10-oxo-; 10, 11-dihydro-10-oxo-5H- Dibenz [b, f] azepine-5-carboxamide.

CAS No : 28721-07-5


Sr. No. Test Specifications
1 Description Light orange to creamish white or off white powder.
2 Solubility Soluble in acetic acid, sparingly soluble in chloroform, practically insoluble in water.
3 Identification
– By IR


– By HPLC


The IR absorption spectrum of the test preparation should exhibits maxima at the same wavelength as that of a similar preparation of Oxcarbazepine working standard

The principal peak in the chromatogram obtained with test solution should correspond to the peak in the chromatogram obtained with the working standard
4 Assay (By HPLC, %w/w OAB) Between 98.0 and 102.0
5 Residue on ignition (%w/w) Not more than 0.1
6 Water content (%w/w) Not more than 0.5
7 Heavy Metal Not more than 10ppm
8 Organic Impurities (By HPLC, %w/w)
Carbamazepine
Oxcarbazepine related compound E
Methoxycarbamazepine
Carbamazepine related compound B
Methoxydibenzazepine
Any individual unspecified impurity
Total impurities

Not more than 0.5
Not more than 0.05
Not more than 0.05
Not more than 0.05
Not more than 0.05
Not more than 0.05
Not more than 1.0
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