ChemicalBook--->CAS DataBase List--->4571-51-1

4571-51-1

4571-51-1 Structure

4571-51-1 Structure
IdentificationBack Directory
[Name]

9beta,11beta-epoxy-6alpha-fluoro-17,21-dihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione 21-acetate
[CAS]

4571-51-1
[Synonyms]

Einecs 224-953-9
ZSDUSKSIXJMQRS-MSGJSFDPSA-N
Acetic acid 9β,11β-epoxy-6α-fluoro-17-hydroxy-16α-methyl-3,20-dioxopregna-1,4-dien-21-yl ester
(6α,9β,11β,16α)-21-(Acetyloxy)-9,11-epoxy-6-fluoro-17-hydroxy-16-Methylpregna-1,4-diene-3,20-dione
(6α,9β,11β,16α)-21-(Acetyloxy)-9,11-epoxy-6-fluoro-17-hydroxy-16-methylpregna-1,4-diene-3,20-dione
9beta,11beta-epoxy-6alpha-fluoro-17,21-dihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione 21-acetate
Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-6-fluoro-17-hydroxy-16-methyl-, (6α,9β,11β,16α)-
[EINECS(EC#)]

2249539941-489-9
[Molecular Formula]

C24H29FO6
[MOL File]

4571-51-1.mol
[Molecular Weight]

432.48
Chemical PropertiesBack Directory
[Boiling point ]

576.8±50.0 °C(Predicted)
[density ]

0.343-0.373g/cm3 at 25℃
[solubility ]

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

Crystalline
[pka]

12.36±0.70(Predicted)
[LogP]

2.66
Safety DataBack Directory
[Symbol(GHS) ]

Health Hazard (GHS08)Exclamation Mark (GHS07)
GHS08,GHS07
[Signal word ]

Danger
[Hazard statements ]

H412-H335-H319-H361-H315
[Precautionary statements ]

P264-P280-P305+P351+P338-P337+P313P-P273-P501-P201-P202-P281-P308+P313-P405-P501-P264-P280-P302+P352-P321-P332+P313-P362
[REACH Registrations]

Active
Hazard InformationBack Directory
[Uses]

(6a,9b,11b,16a)-21-(Acetyloxy)-9,11-epoxy-6-fluoro-17-hydroxy-16-methylpregna-1,4-diene-3,20-dione is an intermediate in the synthesis of Paramethasone Acetate (P191845), a derivative of Dexamethasone (D298800), a potent synthetic member of the glucocorticoid class of steroid drugs that has anti-inflammatory and immunosuppressant properties.
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