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1524-94-3

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1524-94-3 Structure

1524-94-3 Structure
IdentificationBack Directory
[Name]

Dexamethasone acetate impurity E
[CAS]

1524-94-3
[Synonyms]

Dexamethasone acetate impurity E
Dexamethasone Acetate EP Impurity E
Dexamethasone Acetate Impurity 5（Dexamethasone Acetate EP Impurity E）
9-Fluoro-11β,17-dihydroxy-16α-methyl-3,20-dioxopregn-4-en-21-yl acetate
9-Fluoro-11β,17-dihydroxy-16α-methyl-3,20-dioxopregn-4-en-21-yl Acetate
Pregn-4-ene-3,20-dione, 21-(acetyloxy)-9-fluoro-11,17-dihydroxy-16-methyl-, (11β,16α)- (9CI)
2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate
Dexamethasone impurity 7/Dexamethasone Acetate EP Impurity E/2-((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate
[Molecular Formula]

C24H33FO6
[MOL File]

1524-94-3.mol
[Molecular Weight]

436.51
Chemical PropertiesBack Directory
[Melting point ]

>1900C (dec.)
[Boiling point ]

578.3±50.0 °C(Predicted)
[density ]

1.28±0.1 g/cm3(Predicted)
[storage temp. ]

-20°C Freezer
[solubility ]

Chloroform (Slightly), Dichloromethane (Slightly)
[form ]

neat
[pka]

12.09±0.70(Predicted)
[color ]

White to Off-White
Hazard InformationBack Directory
[Uses]

Dexamethasone Acetate Impurity E is a pregn-4-ene derivative used in the preparation of antiallergic and antiinflammatory drugs.
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