11-Ketobetamethasone

Name: 11-Ketobetamethasone
Brand: Vaqora Chemicals
SKU: VQ-021802

About 11-Ketobetamethasone

Vaqora Chemicals supplies 11-Ketobetamethasone, an impurity of Betamethasone registered under CAS number 2282-51-1. The compound has the formula C22H27FO5, corresponding to a molecular weight of 390.4 g/mol.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Betamethasone, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Betamethasone

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

Betamethasone impurities

Specifications & identifiers

Chemical identifiers
Product name	11-Ketobetamethasone
Catalogue No.	VQ-021802
CAS Number	2282-51-1
IUPAC name	(8S,9R,10S,13S,14S,16S,17R)-9-fluoro-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthrene-3,11-dione
Molecular formula	C₂₂H₂₇FO₅
Molecular weight	390.4 g/mol
Exact mass	390.1843
Grade	Reference Standard
HSN code	38229090
InChIKey	RQGQBZQDYVUXCW-OZCCCYNHSA-N
SMILES	C[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4([C@]3(C(=O)C[C@@]2([C@]1(C(=O)CO)O)C)F)C
PubChem CID	22793419

Physical properties
Physical form	Solid
LogP (XLogP3)	1.9
H-bond donors / acceptors	2 / 6
TPSA	91.7 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 11-Ketobetamethasone?

The CAS Registry Number of 11-Ketobetamethasone is 2282-51-1.

What is the molecular formula and molecular weight of 11-Ketobetamethasone?

11-Ketobetamethasone has the molecular formula C22H27FO5 and a molecular weight of 390.4 g/mol. Its IUPAC name is (8S,9R,10S,13S,14S,16S,17R)-9-fluoro-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthrene-3,11-dione.

What is 11-Ketobetamethasone used for?

11-Ketobetamethasone is supplied as a characterised reference material related to Betamethasone. 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 11-Ketobetamethasone can I order?

We supply 11-Ketobetamethasone 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 11-Ketobetamethasone?

Yes. Every lot of 11-Ketobetamethasone 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 11-Ketobetamethasone be shipped internationally?

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