China Ulipristal Acetate Intermediate CAS No: 159811-51-5, Find details about China 159811-51-5, Ulipristal Acetate Intermediate from Ulipristal Acetate Intermediate CAS No: 159811-51-5
Synonyms: HRP 2000;(11b)-17-(Acetyloxy)-11-[4-(dimethylamino)phenyl]-19-norpregna-4,9-diene-3,20-dione;CBD 2914;VA 2914;Ulipristal;Ulipristal acetate;Ulipristal acetate/CDB2914;17α-Acetoxy-11β-(4-dimethylaminophenyl)-19-norpregna-4,9-dien-3,20-dione
CAS: 126784-99-4
MF: C28H35NO3
MW: 433.5824
EINECS:
Product Categories: API;Aromatics;Intermediates & Fine Chemicals;Isotope Labelled Compounds;Pharmaceuticals;Steroids;Final material
Mol File: 126784-99-4.mol
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 | Methanol≤0.3% | |
Isopropyl ether≤0.5% | ||
THF≤0.072% | ||
Ethyl acetate≤0.5% | ||
Isopropanol≤0.5% | ||
Dichloromethane≤0.06% | ||
Assay | ≥98.5% | |