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Pharmacopeial Impurities (EP / USP / BP)

Betamethasone EP Impurity I

Reference StandardAvailable on request

Betamethasone EP Impurity I (CAS 185613-69-8) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-020844.

Pack sizes
Betamethasone EP Impurity I chemical structure
CAS number185613-69-8
FormulaC22H29FO5
Molar mass392.5 g/mol
Physical formSolid
HS code38229090
InChIKeyUVPVITLWBGFEET-NPFJHFETSA-N
IUPAC name(8S,9R,10R,11S,13S,14R,16S,17R)-8-fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one

About Betamethasone EP Impurity I

Betamethasone EP Impurity I belongs to the Betamethasone reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 185613-69-8, formula C22H29FO5 and molar mass 392.5 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Betamethasone

See every impurity, metabolite and related compound we list for this API.

Betamethasone standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Betamethasone EP Impurity I
Product nameBetamethasone EP Impurity I
Catalogue numberZX-020844
CAS number185613-69-8
IUPAC name(8S,9R,10R,11S,13S,14R,16S,17R)-8-fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one
Molecular formulaC22H29FO5
Molar mass392.5 g/mol
Exact mass392.1999
GradeReference Standard
Physical formSolid
XLogP32
H-bond donors / acceptors3 / 6
Topological polar surface area94.8 Ų
HS code38229090
InChIKeyUVPVITLWBGFEET-NPFJHFETSA-N
SMILESC[C@H]1C[C@@H]2[C@@]([C@]1(C(=O)CO)O)(C[C@@H]([C@@H]3[C@@]2(CCC4=CC(=O)C=C[C@]34C)F)O)C
PubChem CID71587603
SynonymsBetamethasone - Impurity I, 8-Fluoro-11beta,17,21-trihydroxy-16beta-methyl-8alpha,9beta-pregna-1,4-diene-3,20-dione, 9-Desfluoro-8-fluoro Betamethasone

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Betamethasone EP Impurity I
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Betamethasone EP Impurity I

Which CAS number identifies Betamethasone EP Impurity I?
Betamethasone EP Impurity I is registered under CAS 185613-69-8. You may also see it listed as Betamethasone - Impurity I, 8-Fluoro-11beta,17,21-trihydroxy-16beta-methyl-8alpha,9beta-pregna-1,4-diene-3,20-dione, 9-Desfluoro-8-fluoro Betamethasone. Our catalogue number for this item is ZX-020844.
What are the formula and molar mass of Betamethasone EP Impurity I?
For Betamethasone EP Impurity I, its formula is C22H29FO5 and its molar mass is 392.5 g/mol. The systematic (IUPAC) name is (8S,9R,10R,11S,13S,14R,16S,17R)-8-fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one. InChIKey UVPVITLWBGFEET-NPFJHFETSA-N lets you match it in any structure database.
How is Betamethasone EP Impurity I used in pharmaceutical QC?
Betamethasone EP Impurity I is a characterised reference material linked to Betamethasone. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Betamethasone EP Impurity I?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Betamethasone EP Impurity I?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Betamethasone EP Impurity I to my country?
Yes. Betamethasone EP Impurity I ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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