Erlotinib intermediates manufacturer
CAS No.:126784-99-4
Other Names:CBD 2914; VA 2914; (11b)-17-(Acetyloxy)-11-[4-(dimethylamino)phenyl]-1
MF:C30H37NO4
Place of Origin:China (Mainland)
Grade Standard:Medicine Grade
Purity:98.5%
Apperance:White or light yellow crystalline powder
Packaging & Delivery
Packaging Details
10g/bag or according to the customer's request
Lead Time : within 10 days after the payment
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:
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TEST |
SPECIFICATIONS
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Appearance |
White or light yellow crystalline powder |
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Melting point |
183-188 dec |
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Solubility |
Feely soluble in methylene chloride,sparingly soluble in methanol, soluble in ethyl acetatate,Almost insoluble in water. |
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Identification |
1 |
UV identification |
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2 |
IR identification |
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Specific rotation |
+195.0 ~+205.0 |
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Related substances |
≤1.0% |
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Max unknown single impurity |
≤0.1% |
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Impurity A |
≤0.3% |
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Acetic acid |
≤0.5% |
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Loss on drying |
≤0.5% |
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Residue on ignition |
≤0.1% |
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Heavy metal |
≤10ppm |
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Residual solvent |
Methanol≤0.3% |
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Isopropyl ether≤0.5% |
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THF≤0.072% |
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Ethyl acetate≤0.5% |
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Isopropanol≤0.5% |
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Dichloromethane≤0.06% |
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Assay |
≥98.5% |
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