(11β)-21-Chloro-9-fluoro-11-hydroxy-16-Methylpregna-1,4,16-triene-3,20-dione
- CAS NO.：1356190-17-4
- Empirical Formula: C22H26ClFO3
- Molecular Weight: 392.89
- MDL number: MFCD20264923
- Update Date: 2026-05-27 22:51:31
What is (11β)-21-Chloro-9-fluoro-11-hydroxy-16-Methylpregna-1,4,16-triene-3,20-dione?
The Uses of (11β)-21-Chloro-9-fluoro-11-hydroxy-16-Methylpregna-1,4,16-triene-3,20-dione
(11β)-21-Chloro-9-fluoro-11-hydroxy-16-methylpregna-1,4,16-triene-3,20-dione is an impurity of Clobetasol propionate (C583500). Clobetasol propionate impurity B per EP.
The Uses of (11β)-21-Chloro-9-fluoro-11-hydroxy-16-Methylpregna-1,4,16-triene-3,20-dione
(11β)-21-Chloro-9-fluoro-11-hydroxy-16-methylpregna-1,4,16-triene-3,20-dione (Clobetasol Propionate EP Impurity B) is an impurity of Clobetasol propionate (C583500). Clobetasol propionate impurity B per EP.
Properties of (11β)-21-Chloro-9-fluoro-11-hydroxy-16-Methylpregna-1,4,16-triene-3,20-dione
| Melting point: | >200°C (dec.) |
| Boiling point: | 527.6±50.0 °C(Predicted) |
| Density | 1.28±0.1 g/cm3(Predicted) |
| storage temp. | 2-8°C |
| solubility | Dioxane (Slightly, Sonicated), DMSO (Slightly), Methanol (Slightly) |
| form | Solid |
| pka | 13.13±0.70(Predicted) |
| color | White to Pale Yellow |
| Stability: | Hygroscopic |
Safety information for (11β)-21-Chloro-9-fluoro-11-hydroxy-16-Methylpregna-1,4,16-triene-3,20-dione
| Signal word | Danger |
| Pictogram(s) |
 Health Hazard GHS08 |
| GHS Hazard Statements |
H373:Specific target organ toxicity, repeated exposure H413:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P201:Obtain special instructions before use. P308+P313:IF exposed or concerned: Get medical advice/attention. |
Computed Descriptors for (11β)-21-Chloro-9-fluoro-11-hydroxy-16-Methylpregna-1,4,16-triene-3,20-dione
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