Levonorgestrel EP Impurity K

Name: Levonorgestrel EP Impurity K
Brand: Vaqora Chemicals
SKU: VQ-022977

About Levonorgestrel EP Impurity K

Levonorgestrel EP Impurity K (CAS 793-55-5) is a pharmacopeial impurity of Levonorgestrel offered by Vaqora Chemicals. Formula C19H28O2, molecular weight 288.4 g/mol. It is also known as Levonorgestrel - Impurity K or 13-Ehgeo.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

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. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Levonorgestrel EP Impurity K in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Levonorgestrel

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

Levonorgestrel impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Levonorgestrel EP Impurity K
Catalogue No.	VQ-022977
CAS Number	793-55-5
IUPAC name	(8R,9S,10R,13S,14S,17S)-13-ethyl-17-hydroxy-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-one
Molecular formula	C₁₉H₂₈O₂
Molecular weight	288.4 g/mol
Exact mass	288.2089
Grade	Reference Standard
HSN code	38229090
InChIKey	FBYZQDCRLYHHHP-ZOFHRBRSSA-N
SMILES	CC[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2O)CCC4=CC(=O)CC[C@H]34
PubChem CID	10039774

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	1 / 2
TPSA	37.3 Å²
Synonyms	Levonorgestrel - Impurity K, 13-Ehgeo, 13-Ethyl-17-hydroxy-gon-4-en-3-one, Gon-4-en-3-one, 13-ethyl-17-hydroxy-, (17beta)-(+-)-, 18-Methyl-19-nortestosterone, 18-Methyl Nandrolone, 13Beta-ethyl-17beta-hydroxygon-4-en-3-one, 13-ethyl-17beta-hydroxygon-4-en-3-one, rac-13-Ethyl-17beta-hydroxygon-4-en-3-one, 17beta-hydroxy-13-ethylgon-4-en-3-one, 13beta-Ethyl-17beta-hydroxy-gon-4-en-3-one, (17beta)-13-Ethyl-17-hydroxygon-4-en-3-one

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Levonorgestrel EP Impurity K?

The CAS Registry Number of Levonorgestrel EP Impurity K is 793-55-5. It is also known as Levonorgestrel - Impurity K, 13-Ehgeo, 13-Ethyl-17-hydroxy-gon-4-en-3-one.

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

Levonorgestrel EP Impurity K has the molecular formula C19H28O2 and a molecular weight of 288.4 g/mol. Its IUPAC name is (8R,9S,10R,13S,14S,17S)-13-ethyl-17-hydroxy-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-one.

What is Levonorgestrel EP Impurity K used for?

Levonorgestrel EP Impurity K 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 K can I order?

We supply Levonorgestrel EP Impurity K 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 K?

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

Yes. We export Levonorgestrel EP Impurity K worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.