Prednisolone Impurity 11

Name: Prednisolone Impurity 11
Brand: Vaqora Chemicals
SKU: VQ-043928

About Prednisolone Impurity 11

Vaqora Chemicals supplies Prednisolone Impurity 11, a metabolite or degradation product of Prednisolone registered under CAS number 118866-09-4. The compound has the formula C23H28O5, corresponding to a molecular weight of 384.5 g/mol. It is also known as Budesonide Impurity 83.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Analytical teams use this compound to identify metabolites and degradants of Prednisolone, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Prednisolone Impurity 11 in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Prednisolone

View every impurity, metabolite and intermediate we list for Prednisolone.

Prednisolone impurities

Specifications & identifiers

Chemical identifiers
Product name	Prednisolone Impurity 11
Catalogue No.	VQ-043928
CAS Number	118866-09-4
IUPAC name	[(1Z)-1-[(8S,9S,10R,11S,13S,14S)-11-hydroxy-10,13-dimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-ylidene]-2-oxoethyl] acetate
Molecular formula	C₂₃H₂₈O₅
Molecular weight	384.5 g/mol
Exact mass	384.1937
Grade	Reference Standard
HSN code	38229090
InChIKey	XRKYIGLPYQFMMT-OJGNYEGDSA-N
SMILES	CC(=O)O/C(=C\1/CC[C@@H]2[C@@]1(C[C@@H]([C@H]3[C@H]2CCC4=CC(=O)C=C[C@]34C)O)C)/C=O
PubChem CID	14261046

Physical properties
Physical form	Solid
LogP (XLogP3)	2.6
H-bond donors / acceptors	1 / 5
TPSA	80.7 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Prednisolone Impurity 11?

The CAS Registry Number of Prednisolone Impurity 11 is 118866-09-4. It is also known as Budesonide Impurity 83, 20-(Acetyloxy)-11-hydroxy-3-oxopregna-1,4,17(20)-trien-21-al, (11beta,17Z)-, Pregna-1,4,17(20)-trien-21-al, 20-(acetyloxy)-11-hydroxy-3-oxo-, (11beta,17Z)-.

What is the molecular formula and molecular weight of Prednisolone Impurity 11?

Prednisolone Impurity 11 has the molecular formula C23H28O5 and a molecular weight of 384.5 g/mol. Its IUPAC name is [(1Z)-1-[(8S,9S,10R,11S,13S,14S)-11-hydroxy-10,13-dimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-ylidene]-2-oxoethyl] acetate.

What is Prednisolone Impurity 11 used for?

Prednisolone Impurity 11 is supplied as a characterised reference material related to Prednisolone. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Prednisolone Impurity 11 can I order?

We supply Prednisolone Impurity 11 in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Prednisolone Impurity 11?

Yes. Every lot of Prednisolone Impurity 11 is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Prednisolone Impurity 11 be shipped internationally?

Yes. We export Prednisolone Impurity 11 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.