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Pharmacopeial Impurities (EP / USP / BP)

Exemestane EP Impurity H

Reference StandardAvailable on request

Exemestane EP Impurity H (CAS 122370-91-6) supplier Zemixal: C20H26O2, COA and SDS with every lot, worldwide shipping. Ships from India to 120+ countries.

Pack sizes
Exemestane EP Impurity H chemical structure
CAS number122370-91-6
FormulaC20H26O2
Molar mass298.4 g/mol
Physical formSolid
HS code38229090
InChIKeyNFDPYPMRHKQTDM-NHWXPXPKSA-N
IUPAC name(8R,9S,10R,13S,14S,17S)-17-hydroxy-10,13-dimethyl-6-methylidene-8,9,11,12,14,15,16,17-octahydro-7H-cyclopenta[a]phenanthren-3-one

About Exemestane EP Impurity H

Exemestane EP Impurity H belongs to the Exemestane reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 122370-91-6, formula C20H26O2 and molar mass 298.4 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

Order it in 10 mg, 25 mg, 50 mg and 100 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 Exemestane

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

Exemestane 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 Exemestane EP Impurity H
Product nameExemestane EP Impurity H
Catalogue numberZX-024647
CAS number122370-91-6
IUPAC name(8R,9S,10R,13S,14S,17S)-17-hydroxy-10,13-dimethyl-6-methylidene-8,9,11,12,14,15,16,17-octahydro-7H-cyclopenta[a]phenanthren-3-one
Molecular formulaC20H26O2
Molar mass298.4 g/mol
Exact mass298.1933
GradeReference Standard
Physical formSolid
XLogP33.4
H-bond donors / acceptors1 / 2
Topological polar surface area37.3 Ų
HS code38229090
InChIKeyNFDPYPMRHKQTDM-NHWXPXPKSA-N
SMILESC[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2O)CC(=C)C4=CC(=O)C=C[C@]34C
PubChem CID11392371
Synonyms17beta-Hydroxy Exemestane, 17β-Hydroxy Exemestane, Exemestane 17bHydroxy Exemestane, Exemestane - Impurity H, 17-Dihydroexemestane, DhExe cpd, 17-beta-Hydroxy Exemestane, 17b-Hydroxy Exemestane, 17, A-Hydroxy Exemestane, Methylene Boldenone,, 17beta-hydroxy-6-methylideneandrosta-1,4-dien-3-one, 17beta-Hydroxy-6-methylideneandrosta-1,4-dien-3-one (17beta-Hydroxyexemestane)

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 Exemestane EP Impurity H
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 Exemestane EP Impurity H

Which CAS number identifies Exemestane EP Impurity H?
Exemestane EP Impurity H is registered under CAS 122370-91-6. You may also see it listed as 17beta-Hydroxy Exemestane, 17β-Hydroxy Exemestane, Exemestane 17bHydroxy Exemestane. Our catalogue number for this item is ZX-024647.
What are the formula and molar mass of Exemestane EP Impurity H?
For Exemestane EP Impurity H, its formula is C20H26O2 and its molar mass is 298.4 g/mol. The systematic (IUPAC) name is (8R,9S,10R,13S,14S,17S)-17-hydroxy-10,13-dimethyl-6-methylidene-8,9,11,12,14,15,16,17-octahydro-7H-cyclopenta[a]phenanthren-3-one. InChIKey NFDPYPMRHKQTDM-NHWXPXPKSA-N lets you match it in any structure database.
How is Exemestane EP Impurity H used in pharmaceutical QC?
Exemestane EP Impurity H is a characterised reference material linked to Exemestane. 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 Exemestane EP Impurity H?
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 Exemestane EP Impurity H?
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 Exemestane EP Impurity H to my country?
Yes. Exemestane EP Impurity H ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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