21-Dehydro Desoxymetasone

Name: 21-Dehydro Desoxymetasone
Brand: Vaqora Chemicals
SKU: VQ-022339

About 21-Dehydro Desoxymetasone

Listed under CAS 1188271-71-7, 21-Dehydro Desoxymetasone is an impurity of Dexamethasone available from Vaqora Chemicals. With the molecular formula C22H27FO4, it has a molar mass of 374.4 g/mol. Common synonyms include 21-Dehydro 17-deoxy Dexamethasone and Desoximetasone diacetal.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Dexamethasone impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 21-Dehydro Desoxymetasone is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Dexamethasone

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

Dexamethasone impurities

Specifications & identifiers

Chemical identifiers
Product name	21-Dehydro Desoxymetasone
Catalogue No.	VQ-022339
CAS Number	1188271-71-7
IUPAC name	2-[(8S,9R,10S,11S,13S,14S,16R,17S)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-7,8,11,12,14,15,16,17-octahydro-6H-cyclopenta[a]phenanthren-17-yl]-2-oxoacetaldehyde
Molecular formula	C₂₂H₂₇FO₄
Molecular weight	374.4 g/mol
Exact mass	374.1893
Grade	Reference Standard
HSN code	38229090
InChIKey	WTFBQEPBRAYYTL-IIEHVVJPSA-N
SMILES	C[C@@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4([C@]3([C@H](C[C@@]2([C@H]1C(=O)C=O)C)O)F)C
PubChem CID	71315310

Physical properties
Physical form	Solid
LogP (XLogP3)	2.7
H-bond donors / acceptors	1 / 5
TPSA	71.4 Å²
Synonyms	21-Dehydro 17-deoxy Dexamethasone, Desoximetasone diacetal, 21-Hydroxy desoximetasone, (11beta,16alpha)-9-Fluoro-11-hydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-al, 21-Dehydro-17-Deoxy-Dexamethasone, (11b,16a)-9-Fluoro-11-hydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-al, 9-Fluoro-11beta-hydroxy-16alpha-methyl-3,20-dioxopregna-1,4-dien-21-al, 9-Fluoro-11beta,21,21-trihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione, Pregna-1,4-dien-21-al, 9-fluoro-11-hydroxy-16-methyl-3,20-dioxo-, (11beta,16alpha)-

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 21-Dehydro Desoxymetasone?

The CAS Registry Number of 21-Dehydro Desoxymetasone is 1188271-71-7. It is also known as 21-Dehydro 17-deoxy Dexamethasone, Desoximetasone diacetal, 21-Hydroxy desoximetasone.

What is the molecular formula and molecular weight of 21-Dehydro Desoxymetasone?

21-Dehydro Desoxymetasone has the molecular formula C22H27FO4 and a molecular weight of 374.4 g/mol.

What is 21-Dehydro Desoxymetasone used for?

21-Dehydro Desoxymetasone is supplied as a characterised reference material related to Dexamethasone. 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 21-Dehydro Desoxymetasone can I order?

We supply 21-Dehydro Desoxymetasone 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 21-Dehydro Desoxymetasone?

Yes. Every lot of 21-Dehydro Desoxymetasone 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 21-Dehydro Desoxymetasone be shipped internationally?

Yes. We export 21-Dehydro Desoxymetasone worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.