5a-Dihydrolevonorgestrel

Name: 5a-Dihydrolevonorgestrel
Brand: Vaqora Chemicals
SKU: VQ-031538

About 5a-Dihydrolevonorgestrel

Vaqora Chemicals supplies 5a-Dihydrolevonorgestrel, an impurity of Levonorgestrel registered under CAS number 78088-19-4. Formula C21H30O2, molecular weight 314.5 g/mol. Alternative names: 5alpha-Dihydrolevonorgestrel and 5alpha-dihydro Levonorgestrel.

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. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 5a-Dihydrolevonorgestrel in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Levonorgestrel

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

Levonorgestrel impurities

Specifications & identifiers

Chemical identifiers
Product name	5a-Dihydrolevonorgestrel
Catalogue No.	VQ-031538
CAS Number	78088-19-4
IUPAC name	(5S,8R,9R,10S,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydrocyclopenta[a]phenanthren-3-one
Molecular formula	C₂₁H₃₀O₂
Molecular weight	314.5 g/mol
Exact mass	314.2246
Grade	Reference Standard
HSN code	38229090
InChIKey	BMVIRDJAPBCAPQ-WQGSDSCCSA-N
SMILES	CC[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CC[C@@H]4[C@@H]3CCC(=O)C4
PubChem CID	9995794

Physical properties
Physical form	Solid
LogP (XLogP3)	3.9
H-bond donors / acceptors	1 / 2
TPSA	37.3 Å²
Synonyms	5alpha-Dihydrolevonorgestrel, 18,19-Dinorpregn-20-yn-3-one, 13-ethyl-17-hydroxy-, (5alpha,17alpha)-, 5alpha-dihydro Levonorgestrel, 4,5-Didehydrolevonorgestrel, 5-alfa-Dihydrolevonorgestrel, (5alpha,17alpha)-13-Ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one, rac-13-Ethyl-17-hydroxy-18,19-dinor-5alpha,17alpha-pregn-20-yn-3-one, 13-Ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one, (5alpha,17alpha)-(+/-)-, 18,19-Dinor-5alpha,17alpha-pregn-20-yn-3-one, 13-ethyl-17-hydroxy-, (+/-)-, 18,19-Dinorpregn-20-yn-3-one, 13-ethyl-17-hydroxy-, (5alpha,17alpha)-(+/-)-

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 5a-Dihydrolevonorgestrel?

The CAS Registry Number of 5a-Dihydrolevonorgestrel is 78088-19-4. It is also known as 5alpha-Dihydrolevonorgestrel, 18,19-Dinorpregn-20-yn-3-one, 13-ethyl-17-hydroxy-, (5alpha,17alpha)-, 5alpha-dihydro Levonorgestrel.

What is the molecular formula and molecular weight of 5a-Dihydrolevonorgestrel?

5a-Dihydrolevonorgestrel has the molecular formula C21H30O2 and a molecular weight of 314.5 g/mol. Its IUPAC name is (5S,8R,9R,10S,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydrocyclopenta[a]phenanthren-3-one.

What is 5a-Dihydrolevonorgestrel used for?

5a-Dihydrolevonorgestrel 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 5a-Dihydrolevonorgestrel can I order?

We supply 5a-Dihydrolevonorgestrel 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 5a-Dihydrolevonorgestrel?

Yes. Every lot of 5a-Dihydrolevonorgestrel 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 5a-Dihydrolevonorgestrel be shipped internationally?

Yes. We export 5a-Dihydrolevonorgestrel worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.