Name:Nicergoline
CAS NO.27848-84-6
M.F:C24H26BrN3O3
M.W:484.39
Purity:>99%The detailed specifications are as below:
| Itemoftesting | InspectionStandard | Result | |
| Appearance | Whiteorbuffpowder | Whitepower | |
| Meltingpoint | 133°C~136°C | 135°C~136°C | |
| Specificopticalrotation | -19°~-16° | -17° | |
| ClarityandColorofthesolution | Clear | Clear | |
| RelatedSubstances | Totalimpurity≤1.5% | 0.29% | |
| Nor-nicergoline(B)≤0.5% | 0.05% | ||
| Chioronicergoline(A)≤0.5% | 0.06% | ||
| MeLUOL(C)≤0.3% | 0.10% | ||
| Unidentifiedimpurity≤0.3% | 0.08% | ||
| Water | ≤0.5% | 0.1% | |
| HeavyMetal | ≤20ppm | 1ppm | |
| Residueonignition | ≤0.05% | 0.02% | |
| Assay | 98.5%~102% | 99.5% | |
| ResidualSolvents | Conform | Conform | |
| 1 | Acetone | ≤1000ppm | 210ppm |
| 2 | Diethylether | ≤2000ppm | 100ppm |
| 3 | Ethanol | ≤1000ppm | 40ppm |
| 4 | Methanol | ≤1000ppm | 74ppm |
| 5 | Toluene | ≤500ppm | 15ppm |
| 6 | Dichloromethane | ≤100ppm | 32ppm |
| 7 | Triethylamine | ≤500ppm | 109ppm |
| Conclusion | ConformwithEP6.0 | ||