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CorticosteroidsIn stockAPI reference standardPh. Eur.

9α-Fluoroprednisolone

JR-ST1007-03

Variant ofDexamethasone EP CRS

Isoflupredone (9-fluoro-11β,17,21-trihydroxypregna-1,4-diene-3,20-dione); 16-desmethyl analog of dexamethasone/betamethasone (Dexamethasone EP Impurity A) and glucocorticoid reference standard.

Structure & identifiers

2D structure — select to enlarge

Catalogue code
JR-ST1007-03
Category
Corticosteroids
CAS number
338-95-4
Grade
API reference standard
Pharmacopoeia
Ph. Eur.
Molecular formula
C21H27FO5
Molecular weight
378.44 g/mol
Pack sizes
25 mg · 50 mg · 100 mg · 500 mg
Record updated
12 Nov 2026

Chemical name

9α-Fluoroprednisolone

SMILES

C[C@]12C[C@H](O)[C@@]3(F)[C@@H](CCC4=CC(=O)C=C[C@]43C)[C@@H]1CC[C@]2(O)C(=O)CO

Compound identity, CAS number, formula and structure are referenced from public chemical databases. Contact us to confirm availability, pack sizes and documentation for your order.

9α-Fluoroprednisolone

25 mg · ×1