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Pharmacopeial Impurities (EP / USP / BP)

Spironolactone EP Impurity E

Reference StandardAvailable on request

Spironolactone EP Impurity E (CAS 33784-05-3) supplier Zemixal. Request a quote with price, lead time and documents. Ships from India to 120+ countries.

Pack sizes
Spironolactone EP Impurity E chemical structure
CAS number33784-05-3
FormulaC24H32O4S
Molar mass416.6 g/mol
Physical formSolid
HS code38229090
InChIKeyLXMSZDCAJNLERA-KVXIHFSQSA-N
IUPAC nameS-[(7S,8R,9S,10R,13S,14S,17R)-10,13-dimethyl-3,5'-dioxospiro[2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-17,2'-oxolane]-7-yl] ethanethioate

About Spironolactone EP Impurity E

Zemixal lists Spironolactone EP Impurity E for laboratories that identify, quantify or control Spironolactone and its related substances. Key data (Reference Standard): CAS 33784-05-3, formula C24H32O4S and molar mass 416.6 g/mol. It is handled as a solid.

Typical applications

  • 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. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Spironolactone

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

Spironolactone standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Spironolactone EP Impurity E
Product nameSpironolactone EP Impurity E
Catalogue numberZX-027016
CAS number33784-05-3
IUPAC nameS-[(7S,8R,9S,10R,13S,14S,17R)-10,13-dimethyl-3,5'-dioxospiro[2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-17,2'-oxolane]-7-yl] ethanethioate
Molecular formulaC24H32O4S
Molar mass416.6 g/mol
Exact mass416.2021
GradeReference Standard
Physical formSolid
XLogP32.9
H-bond donors / acceptors0 / 5
Topological polar surface area85.7 Ų
HS code38229090
InChIKeyLXMSZDCAJNLERA-KVXIHFSQSA-N
SMILESCC(=O)S[C@H]1CC2=CC(=O)CC[C@@]2([C@@H]3[C@@H]1[C@@H]4CC[C@]5([C@]4(CC3)C)CCC(=O)O5)C
PubChem CID11509929
SynonymsSpironolactone - Impurity E, 7b-Spironolactone, 7-Beta-Spironolactone, 7beta-Spironolactone, 7, A-Spironolactone, 3'-(3-Oxo-7beta-acetylthio-17beta-hydroxyandrost-4-en-17alpha-yl)-propionic acid lactone, 7beta-(Acetylthio)-17alpha-hydroxy-3-oxopregn-4-ene-21-carboxylic acid gamma-lactone, 3'-(3-Oxo-7, A-acetylthio-17, A-hydroxyandrost-4-en-17, A-yl)-propionic Acid Lactone, S-((2R)-3,5-Dioxo-3,4-dihydro-5H-spiro(androst-4-ene-17,2-furan)-7beta-yl) ethanethioate

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 Spironolactone EP Impurity E
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 Spironolactone EP Impurity E

Which CAS number identifies Spironolactone EP Impurity E?
Spironolactone EP Impurity E is registered under CAS 33784-05-3. You may also see it listed as Spironolactone - Impurity E, 7b-Spironolactone, 7-Beta-Spironolactone. Our catalogue number for this item is ZX-027016.
What are the formula and molar mass of Spironolactone EP Impurity E?
For Spironolactone EP Impurity E, its formula is C24H32O4S and its molar mass is 416.6 g/mol. The systematic (IUPAC) name is S-[(7S,8R,9S,10R,13S,14S,17R)-10,13-dimethyl-3,5'-dioxospiro[2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-17,2'-oxolane]-7-yl] ethanethioate. InChIKey LXMSZDCAJNLERA-KVXIHFSQSA-N lets you match it in any structure database.
How is Spironolactone EP Impurity E used in pharmaceutical QC?
Spironolactone EP Impurity E is a characterised reference material linked to Spironolactone. 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 Spironolactone EP Impurity E?
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 Spironolactone 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 Spironolactone EP Impurity E to my country?
Yes. Spironolactone EP Impurity E ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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