Name:Ulipristal
Synonyms : CBD 2914; VA 2914;(11b)-17-(Acetyloxy)-11-[4-(dimethylamino)phenyl]-19-norpregna-4,9-diene-3,20-dione
Molecular Formula : C30H37NO4
Molecular Weight : 475.62
CAS:126784-99-4
Specs:
TEST | SPECIFICATIONS | |
Appearance | White or light yellow crystalline powder | |
Melting point | 183-188 dec | |
Solubility | Feely soluble in methylene chloride,sparingly soluble in methanol, soluble in ethyl acetatate,Almost insoluble in water. | |
Identification | 1 | UV identification |
2 | IR identification | |
Specific rotation | +195.0 ~+205.0 | |
Related substances | 1.0% | |
Max unknown single impurity | 0.1% | |
Impurity A | 0.3% | |
Acetic acid | 0.5% | |
Loss on drying | 0.5% | |
Residue on ignition | 0.1% | |
Heavy metal | 10ppm | |
Residual solvent | Methanol0.3% | |
Isopropyl ether0.5% | ||
THF0.072% | ||
Ethyl acetate0.5% | ||
Isopropanol0.5% | ||
Dichloromethane0.06% | ||
Assay | 98.5% |
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