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Pharmacopeial Impurities (EP / USP / BP)

Dexamethasone EP Impurity E

Reference StandardIn stock

Dexamethasone EP Impurity E (CAS 13209-41-1) supplier Zemixal: C22H28O4, COA and SDS with every lot, worldwide shipping.

Pack sizes
Dexamethasone EP Impurity E chemical structure
CAS number13209-41-1
FormulaC22H28O4
Molar mass356.5 g/mol
Physical formSolid
HS code38229090
InChIKeyZYTXTXAMMDTYDQ-DGEXFFLYSA-N
IUPAC name(8S,10S,13S,14S,16R,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one

About Dexamethasone EP Impurity E

Dexamethasone EP Impurity E belongs to the Dexamethasone reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 13209-41-1, formula C22H28O4 and molar mass 356.5 g/mol. It is handled as a solid.

Use cases we see most often

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

Storage and safety notes

Hazard communication follows GHS (Warning: H302, H317 and H319). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg, 100 mg and 250 mg packs or ask for a bulk quotation. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Dexamethasone

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

Dexamethasone 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 Dexamethasone EP Impurity E
Product nameDexamethasone EP Impurity E
Catalogue numberZX-005650
CAS number13209-41-1
IUPAC name(8S,10S,13S,14S,16R,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
Molar mass356.5 g/mol
Exact mass356.1988
GradeReference Standard
Physical formSolid
XLogP32.7
H-bond donors / acceptors2 / 4
Topological polar surface area74.6 Ų
HS code38229090
InChIKeyZYTXTXAMMDTYDQ-DGEXFFLYSA-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 CID3035000
Synonyms(16α)-17,21-Dihydroxy-16-methylpregna-1,4,9(11)-triene-3,20-dione, 17,21-Dihydroxy-16alpha-methylpregna-1,4,9(11)-triene-3,20-dione, 17alpha ,21-Dihydroxy-16alpha-methylpregna-1,4,9(11)-triene-3,20-dione, VBP 15, Vamorolone, VBP-15 free alcohol, VBP-15, 9,11-dehydro dexamethasone, (16alpha)-17,21-dihydroxy-16-methylpregna-1,4,9(11)-triene-3,20-dione, VBP15, 16a-Methyl-9,11-dehydro Prednisolone, Agamree (TN)

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H317May cause an allergic skin reaction
  • H319Causes serious eye irritation

Precautionary statements P261, P264, P264 + P265, P270, P272, P280, P301 + P317, P302 + P352, P305 + P351 + P338, P321, P330, P333 + P317, P337 + P317, P362 + P364, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Dexamethasone EP Impurity E
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 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 Dexamethasone EP Impurity E

Which CAS number identifies Dexamethasone EP Impurity E?
Dexamethasone EP Impurity E is registered under CAS 13209-41-1. You may also see it listed as (16α)-17,21-Dihydroxy-16-methylpregna-1,4,9(11)-triene-3,20-dione, 17,21-Dihydroxy-16alpha-methylpregna-1,4,9(11)-triene-3,20-dione, 17alpha ,21-Dihydroxy-16alpha-methylpregna-1,4,9(11)-triene-3,20-dione. Our catalogue number for this item is ZX-005650.
What are the formula and molar mass of Dexamethasone EP Impurity E?
For Dexamethasone EP Impurity E, its formula is C22H28O4 and its molar mass is 356.5 g/mol. The systematic (IUPAC) name is (8S,10S,13S,14S,16R,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one. InChIKey ZYTXTXAMMDTYDQ-DGEXFFLYSA-N lets you match it in any structure database.
How is Dexamethasone EP Impurity E used in pharmaceutical QC?
Dexamethasone EP Impurity E is a characterised reference material linked to Dexamethasone. 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 Dexamethasone EP Impurity E?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Dexamethasone EP Impurity E?
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 Dexamethasone EP Impurity E to my country?
Yes. Because Dexamethasone EP Impurity E is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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