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18383-24-9

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18383-24-9 Structure

18383-24-9 Structure
IdentificationBack Directory
[Name]

Betamethasone EP Impurity J
[CAS]

18383-24-9
[Synonyms]

Betamethasone EP Impurity J
9-Desfluoro-11-deoxy Betamethasone
16β-Methyl-17α-Dihydroxypregna-1,4-diene-3,20-dione
17,21-Dihydroxy-16b-methylpregna-1,4-diene-3,20-dione
16β-Methyl-17α,21-Dihydroxypregna-1,4-diene-3,20-dione
Betamethasone Impurity 10（Betamethasone EP Impurity J）
(8R,9S,10R,13S,14S,16S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-one
[Molecular Formula]

C22H30O4
[MOL File]

18383-24-9.mol
[Molecular Weight]

358.47
Chemical PropertiesBack Directory
[Boiling point ]

530.9±50.0 °C(Predicted)
[density ]

1.22±0.1 g/cm3(Predicted)
[pka]

12.65±0.70(Predicted)
Hazard InformationBack Directory
[Uses]

16β-Methyl-17α-Dihydroxypregna-1,4-diene-3,20-dione is an intermediate in the synthesis of 17,21-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione (D434280), a corticoid with the potential for ant-iinflammatory activity.
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