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

Levonorgestrel EP Impurity O

Synonyms: Levonorgestrel - Impurity O · Levonorgestrel Impurity O · (5alpha,17alpha)-13-Ethyl-17-hydroxy-5-Methoxy-18,19-dinorpregn-20-yn-3-one · 4,5-Dihydro-5a-methoxy D-(-)-Norgestrel

CAS No.155683-60-6
FormulaC22H32O3
Mol. weight344.50
Catalogue No.VQ-022979
PurityReference Standard
HSN38229090

Levonorgestrel EP Impurity O (CAS 155683-60-6) – Levonorgestrel impurity standard. C22H32O3, MW 344.5. From Vaqora Chemicals, with COA and worldwide delivery.

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About Levonorgestrel EP Impurity O

Listed under CAS 155683-60-6, Levonorgestrel EP Impurity O is a pharmacopeial impurity of Levonorgestrel available from Vaqora Chemicals. With the molecular formula C22H32O3, it has a molar mass of 344.5 g/mol. It is also known as Levonorgestrel - Impurity O or Levonorgestrel Impurity O.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Levonorgestrel to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Levonorgestrel EP Impurity O 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

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Related to Levonorgestrel

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

Levonorgestrel impurities

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Specifications & identifiers

Chemical identifiers
Product nameLevonorgestrel EP Impurity O
Catalogue No.VQ-022979
CAS Number155683-60-6
IUPAC name(5R,8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-5-methoxy-2,4,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-3-one
Molecular formulaC22H32O3
Molecular weight344.5 g/mol
Exact mass344.2351
GradeReference Standard
HSN code38229090
InChIKeyFOJSXAOBPRABPZ-WIJSBRJSSA-N
SMILESCC[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CC[C@@]4([C@@H]3CCC(=O)C4)OC
PubChem CID71316193
Physical properties
Physical formSolid
LogP (XLogP3)2.7
H-bond donors / acceptors1 / 3
TPSA46.5 Ų
SynonymsLevonorgestrel - Impurity O, Levonorgestrel Impurity O, (5alpha,17alpha)-13-Ethyl-17-hydroxy-5-Methoxy-18,19-dinorpregn-20-yn-3-one, 4,5-Dihydro-5a-methoxy D-(-)-Norgestrel, 13-Ethyl-17-hydroxy-5alpha-methoxy-18,19-dinor-17alpha-pregn-20-yn-3-one, 18,19-Dinorpregn-20-yn-3-one, 13-ethyl-17-hydroxy-5-methoxy-, (5alpha,17alpha)-, rac-13-Ethyl-17-hydroxy-5alpha-methoxy-18,19-dinor-17alpha-pregn-20-yn-3-one

Documents

Frequently asked questions

What is the CAS number of Levonorgestrel EP Impurity O?

The CAS Registry Number of Levonorgestrel EP Impurity O is 155683-60-6. It is also known as Levonorgestrel - Impurity O, Levonorgestrel Impurity O, (5alpha,17alpha)-13-Ethyl-17-hydroxy-5-Methoxy-18,19-dinorpregn-20-yn-3-one.

What is the molecular formula and molecular weight of Levonorgestrel EP Impurity O?

Levonorgestrel EP Impurity O has the molecular formula C22H32O3 and a molecular weight of 344.5 g/mol. Its IUPAC name is (5R,8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-5-methoxy-2,4,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-3-one.

What is Levonorgestrel EP Impurity O used for?

Levonorgestrel EP Impurity O is supplied as a characterised reference material related to Levonorgestrel. 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 Levonorgestrel EP Impurity O can I order?

We supply Levonorgestrel EP Impurity O 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 Levonorgestrel EP Impurity O?

Yes. Every lot of Levonorgestrel EP Impurity O 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 Levonorgestrel EP Impurity O be shipped internationally?

Yes. We export Levonorgestrel EP Impurity O 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

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  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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Related products

Reference Standard
Levonorgestrel chemical structure
Levonorgestrel
CAS
797-63-7
Formula
C21H28O2
MW
312.4 g/mol
VQ-022976

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