CAS number： 100643-71-8
Molecular formula： C19H19ClN2
molecular weight： 310.82
Chemical structure：
| No. | Tests | Specifications | Results | ||||
| 1 | Description | White to Off white powder | White powder. | ||||
| 2 | Identification: By IR | I.R Spectrum should be identical to that of standard. | Identical to that of standard. | ||||
| 3 | Solubility | Practically insoluble in water & soluble in methanol & Chloroform. | Complies | ||||
| 4 | Loss of drying | Not more than 0.5 % w/w | 0.24 % w/w | ||||
| 5 | Residue on Ignition | Not more than 0.2 % w/w | 0.04% w/w. | ||||
| 6 | Heavy Metals | NMT 20 ppm. | Less than 20 ppm. | ||||
| 7 | Related substance by HPLC : Each single impurity Total impurities | Not more than 0.5 % w/w Not more than 1.0 % w/w | 0.15 % w/w 0.23 % w/w | ||||
| 8 | Assay (By HPLC ODB) | 98.% to 102.0 % w/w | 99.87 % w/w | ||||
| 9 | Residual solvent : (GC) Methanol | NMT 1500 ppm | 234 ppm | ||||
