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CorticosteroidsIn stockAPI reference standardPh. Eur.

Prednisolone Acetate EP CRS

JR-ST1015

European Pharmacopoeia (EP) Chemical Reference Substance of Prednisolone acetate (11β,17-dihydroxy-3,20-dioxopregna-1,4-dien-21-yl acetate); synthetic glucocorticoid ester standard for assay and identification.

Structure & identifiers

2D structure — select to enlarge

Catalogue code
JR-ST1015
Category
Corticosteroids
CAS number
52-21-1
Grade
API reference standard
Pharmacopoeia
Ph. Eur.
Molecular formula
C23H30O6
Molecular weight
402.49 g/mol
Pack sizes
25 mg · 50 mg · 100 mg · 500 mg
Record updated
12 Nov 2026

Chemical name

Prednisolone Acetate EP CRS

SMILES

CC(=O)OCC(=O)[C@@]1(O)CC[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)[C@H]3[C@@H](O)C[C@]12C

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.

Prednisolone Acetate EP CRS

25 mg · ×1