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Dexamethasone EP Impurity E

Dexamethasone EP Impurity E Basic information
Product Name:Dexamethasone EP Impurity E
Synonyms:17,21-dihydroxy-16alpha-methylpregna-1,4,9(11)-triene-3,20-dione;16α-Methyl-9,11-dehydro Prednisolone;Dexamethasone impurity E;Dexamethasone Impurity 5(Dexamethasone EP Impurity E);(16α)-17,21-Dihydroxy-16-Methylpregna-1,4,9(11)-triene-3,20-dione;17.alpha.,21-Dihydroxy-16.alpha.-methylpregna-1,4,9(11)-triene-3,20-dione;Dexamethasone Impurity L;(8S,10S,13S,14S,16R,17R)-17-hydroxy
CAS:13209-41-1
MF:C22H28O4
MW:356.46
EINECS:236-177-8
Product Categories:Intermediates & Fine Chemicals;Pharmaceuticals;Steroids
Mol File:13209-41-1.mol
Dexamethasone EP Impurity E Structure
Dexamethasone EP Impurity E Chemical Properties
Melting point 228-231 °C(Solv: acetone (67-64-1); hexane (110-54-3))
Boiling point 548.3±50.0 °C(Predicted)
density 1.24±0.1 g/cm3(Predicted)
storage temp. Refrigerator
solubility Chloroform (Slightly), Dioxane (Slightly), Ethyl Acetate (Slightly)
pka12.53±0.70(Predicted)
form Solid
color Pale Yellow
Safety Information
MSDS Information
Dexamethasone EP Impurity E Usage And Synthesis
UsesA related intermediate of Prednisolone (P703740).
Dexamethasone EP Impurity E Preparation Products And Raw materials
Preparation Products(16α)-17-Hydroxy-16-methyl-21-[(methylsulfonyl)oxy]pregna-1,4,9(11)-triene-3,20-dione
DexaMethasone IMpurity F Desoximetasone DexaMethasone IMpurity K (11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-Methylpregna-1,4-diene-3,20-dione 16α-Methyl-11-oxo Prednisolone 16-beta Methyl Epoxide 9-fluoro-11beta,17,21-trihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione 17,21-di(propionate) DexaMethasone IMpurity I Dexamethasone palmitate Dexamethasone 21-Propionate Dexamethasone PSXDNQUHAFMVPT-NWQAGDSVSA-N DexaMethasone IMpurity J 17,21-Dihydroxy-16α-methylpregna-1,4,9(11)-triene-3,20-dione 21-Acetate 1,2-Dihydro Dexamethasone Betamethasone 2-Methyltetrahydropyran HRPWQACPJGPYRH-XHFUFBBFSA-N
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