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Pharmacopeial Impurities (EP / USP / BP)Reference StandardAvailable on request

Betamethasone EP Impurity C

Synonyms: Betamethasone - Impurity C · 17,21-Dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione · (16beta)-17,21-Dihydroxy-16beta-methyl-pregna-1,4,9(11)-triene-3,20-dione · Pregna-1,4,9(11)-triene-3,20-dione,17,21-dihydroxy-16-methyl-, (16b)-

CAS No.13504-15-9
FormulaC22H28O4
Mol. weight356.50
Catalogue No.VQ-020940
PurityReference Standard
HSN38229090

Betamethasone EP Impurity C (CAS 13504-15-9) – Betamethasone impurity standard. C22H28O4, MW 356.5. Request a quote: COA, bulk packs and worldwide export.

Pack sizesPrice on quotation · bulk available
10 mg
25 mg
50 mg
100 mg
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Betamethasone EP Impurity C

Vaqora Chemicals supplies Betamethasone EP Impurity C, a pharmacopeial impurity of Betamethasone registered under CAS number 13504-15-9. Its molecular formula is C22H28O4 and its molecular weight is 356.5 g/mol. It is also known as Betamethasone - Impurity C or Betamethasone Impurity 3.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Betamethasone 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.

Vaqora Chemicals supplies Betamethasone EP Impurity C 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 Betamethasone

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

Betamethasone impurities

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Specifications & identifiers

Chemical identifiers
Product nameBetamethasone EP Impurity C
Catalogue No.VQ-020940
CAS Number13504-15-9
IUPAC name(8S,10S,13S,14S,16S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one
Molecular formulaC22H28O4
Molecular weight356.5 g/mol
Exact mass356.1988
GradeReference Standard
HSN code38229090
InChIKeyZYTXTXAMMDTYDQ-AKXKBWEISA-N
SMILESC[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4(C3=CC[C@@]2([C@]1(C(=O)CO)O)C)C
PubChem CID395352
Physical properties
Physical formSolid
LogP (XLogP3)2.7
H-bond donors / acceptors2 / 4
TPSA74.6 Ų
SynonymsBetamethasone - Impurity C, 17,21-Dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione, (16beta)-17,21-Dihydroxy-16beta-methyl-pregna-1,4,9(11)-triene-3,20-dione, Pregna-1,4,9(11)-triene-3,20-dione,17,21-dihydroxy-16-methyl-, (16b)-, Betamethasone Impurity 3, 17,21Dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione, (16, _)-17,21-Dihydroxy-16-methylpregna-1,4,9(11)-triene-3,20-dione, (16b)-17,21-Dihydroxy-16b-methyl-pregna-1,4,9(11)-triene-3,20-dione, 17,21-Dihydroxy-16I(2)-methylpregna-1,4,9(11)-triene-3,20-dione

Documents

Frequently asked questions

What is the CAS number of Betamethasone EP Impurity C?

The CAS Registry Number of Betamethasone EP Impurity C is 13504-15-9. It is also known as Betamethasone - Impurity C, 17,21-Dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione, (16beta)-17,21-Dihydroxy-16beta-methyl-pregna-1,4,9(11)-triene-3,20-dione.

What is the molecular formula and molecular weight of Betamethasone EP Impurity C?

Betamethasone EP Impurity C has the molecular formula C22H28O4 and a molecular weight of 356.5 g/mol. Its IUPAC name is (8S,10S,13S,14S,16S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one.

What is Betamethasone EP Impurity C used for?

Betamethasone EP Impurity C 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 Betamethasone EP Impurity C can I order?

We supply Betamethasone EP Impurity C 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 Betamethasone EP Impurity C?

Yes. Every lot of Betamethasone EP Impurity C 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 Betamethasone EP Impurity C be shipped internationally?

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

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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