Prednisolone 21-Acetate 17-Valerate CAS 72064-79-0

Purity >95%In StockPharmaceutical Standards
CAS No.72064-79-0
Molecular FormulaC28H38O7
Molecular Weight486.60 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Prednisolone 21-Acetate 17-Valerate CAS 72064-79-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 486.60 g/mol gives Prednisolone 21-Acetate 17-Valerate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Prednisolone 21-Acetate 17-Valerate (CAS 72064-79-0), molecular formula C28H38O7 and molecular weight 486.60 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system, Prednisolone 21-Acetate 17-Valerate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 486.60 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), Prednisolone 21-Acetate 17-Valerate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC28H38O7
Molecular Weight486.60 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977

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