Name | 9β,11β-epoxy-17,21-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione |
Synonyms | 8DM 16a-MethylEpoxide 16-beta Methyl Epoxide 16α-Methyl epoxide(8-DM) Desoximetasone Impurity D Dexamethasone EP Impurity D (4aS,4bS,5aS,6aS,7R,8R,9aS,9bS) 5-(2,3-dichlorophenyl)azo-4,6-dimethyl-2-pyrimidinamine 17,21-dihydroxy-16-methyl-9,11-epoxypregna-1,4-diene-3,20-dione 9β,11β-epoxy-17,21-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione (9b,11b,16a)-9,11-epoxy-17,21-dihydroxy-16-methyl-pregna-1,4-diene-3,20-dione Desoximetasone Impurity D (Dexamethasone EP Impurity D, Mometasone Furoate EP Impurity L) Dexamethasone EP Impurity D (Mometasone Furoate EP Impurity L, Desoximetasone Impurity D) |
CAS | 24916-90-3 |
EINECS | 246-529-2 |
InChI | InChI=1/C22H28O5/c1-12-8-16-15-5-4-13-9-14(24)6-7-19(13,2)22(15)18(27-22)10-20(16,3)21(12,26)17(25)11-23/h6-7,9,12,15-16,18,23,26H,4-5,8,10-11H2,1-3H3 |
Molecular Formula | C22H28O5 |
Molar Mass | 372.45 |
Density | 1.32 |
Melting Point | 210-220°C |
Boling Point | 564.9±50.0 °C(Predicted) |
Flash Point | 198°C |
Solubility | Chloroform (Slightly, Heated, Sonicated), DMSO (Slightly, Sonicated), Methanol ( |
Vapor Presure | 4.09E-15mmHg at 25°C |
Appearance | Solid |
Color | White to Pale Yellow |
pKa | 12.56±0.70(Predicted) |
Storage Condition | Sealed in dry,2-8°C |
Refractive Index | 1.616 |
Physical and Chemical Properties | Crystalline compound, melting point 210-220 °c. |
1mg | 5mg | 10mg | |
---|---|---|---|
1 mM | 2.685 ml | 13.425 ml | 26.849 ml |
5 mM | 0.537 ml | 2.685 ml | 5.37 ml |
10 mM | 0.268 ml | 1.342 ml | 2.685 ml |
5 mM | 0.054 ml | 0.268 ml | 0.537 ml |