Desoximetasone EP Impurity S

Name: Desoximetasone EP Impurity S
Brand: Vaqora Chemicals
SKU: VQ-022335

About Desoximetasone EP Impurity S

Listed under CAS 151265-33-7, Desoximetasone EP Impurity S is a pharmacopeial impurity of Desoximetasone available from Vaqora Chemicals. Its molecular formula is C22H28O4 and its molecular weight is 356.5 g/mol. It is also known as Desoximetasone Impurity E or 9β,11β Epoxy Desoximetasone.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Pharmaceutical QC and development laboratories use this impurity standard of Desoximetasone to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Desoximetasone

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

Desoximetasone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Desoximetasone EP Impurity S
Catalogue No.	VQ-022335
CAS Number	151265-33-7
IUPAC name	(1S,2S,11S,13R,14S,15S,17S)-14-(2-hydroxyacetyl)-2,13,15-trimethyl-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-5-one
Molecular formula	C₂₂H₂₈O₄
Molecular weight	356.5 g/mol
Exact mass	356.1988
Grade	Reference Standard
HSN code	38229090
InChIKey	YSIAYLSGHHVHFY-LZJZNGHCSA-N
SMILES	C[C@@H]1C[C@H]2C3CCC4=CC(=O)C=C[C@@]4([C@]35[C@@H](O5)C[C@@]2([C@H]1C(=O)CO)C)C
PubChem CID	71316377

Physical properties
Physical form	Solid
LogP (XLogP3)	2.4
H-bond donors / acceptors	1 / 4
TPSA	66.9 Å²

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H317May cause an allergic skin reaction

Precautionary statements: P203, P261, P272, P280, P302 + P352, P318, P321, P333 + P317, P362 + P364, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Desoximetasone EP Impurity S?

The CAS Registry Number of Desoximetasone EP Impurity S is 151265-33-7. It is also known as Desoximetasone Impurity E, 9β,11β Epoxy Desoximetasone, (8xi,9beta,11beta,16alpha)-21-Hydroxy-16-methyl-9,11-epoxypregna-1,4-diene-3,20-dione.

What is the molecular formula and molecular weight of Desoximetasone EP Impurity S?

Desoximetasone EP Impurity S has the molecular formula C22H28O4 and a molecular weight of 356.5 g/mol. Its IUPAC name is (1S,2S,11S,13R,14S,15S,17S)-14-(2-hydroxyacetyl)-2,13,15-trimethyl-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-5-one.

What is Desoximetasone EP Impurity S used for?

Desoximetasone EP Impurity S is supplied as a characterised reference material related to Desoximetasone. 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 Desoximetasone EP Impurity S can I order?

We supply Desoximetasone EP Impurity S 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 Desoximetasone EP Impurity S?

Yes. Every lot of Desoximetasone EP Impurity S 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 Desoximetasone EP Impurity S be shipped internationally?

Yes. Desoximetasone EP Impurity S is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.