(8R,9S,10R,13S,14S,17S)-13-Ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one
- CAS
- 178737-52-5
- Formula
- C21H28O2
- MW
- 312.4 g/mol
ZX-030262
API Impurities
5a-Dihydrolevonorgestrel
Reference StandardAvailable on request
Buy 5a-Dihydrolevonorgestrel (CAS 78088-19-4) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-030263.
CAS number78088-19-4
FormulaC21H30O2
Molar mass314.5 g/mol
Physical formSolid
HS code38229090
InChIKeyBMVIRDJAPBCAPQ-WQGSDSCCSA-N
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
About 5a-Dihydrolevonorgestrel
5a-Dihydrolevonorgestrel belongs to the Levonorgestrel reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 78088-19-4, formula C21H30O2 and molar mass 314.5 g/mol. It is handled as a solid.
Common uses in the lab and plant
- Analytical method development
- Method validation (AMV)
- 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. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.
Reference standards for Levonorgestrel
See every impurity, metabolite and related compound we list for this API.
Levonorgestrel standardsTypical uses
- Analytical method development
- Method validation (AMV)
- QC release testing
- ANDA / DMF filings
Applications
Specifications and identifiers
| Product name | 5a-Dihydrolevonorgestrel |
|---|---|
| Catalogue number | ZX-030263 |
| 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 |
| Molar mass | 314.5 g/mol |
| Exact mass | 314.2246 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 3.9 |
| H-bond donors / acceptors | 1 / 2 |
| Topological polar surface area | 37.3 Ų |
| HS 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 |
| 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)-(+/-)- |
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
| 10 mg | Quoted on request | |
| 25 mg | Quoted on request | |
| 50 mg | Quoted on request | |
| 100 mg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about 5a-Dihydrolevonorgestrel
Which CAS number identifies 5a-Dihydrolevonorgestrel?
5a-Dihydrolevonorgestrel is registered under CAS 78088-19-4. You may also see it listed as 5alpha-Dihydrolevonorgestrel, 18,19-Dinorpregn-20-yn-3-one, 13-ethyl-17-hydroxy-, (5alpha,17alpha)-, 5alpha-dihydro Levonorgestrel. Our catalogue number for this item is ZX-030263.
What are the formula and molar mass of 5a-Dihydrolevonorgestrel?
For 5a-Dihydrolevonorgestrel, its formula is C21H30O2 and its molar mass is 314.5 g/mol. The systematic (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. InChIKey BMVIRDJAPBCAPQ-WQGSDSCCSA-N lets you match it in any structure database.
How is 5a-Dihydrolevonorgestrel used in pharmaceutical QC?
5a-Dihydrolevonorgestrel is a characterised reference material linked to Levonorgestrel. 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 5a-Dihydrolevonorgestrel?
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 5a-Dihydrolevonorgestrel?
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 5a-Dihydrolevonorgestrel to my country?
Yes. 5a-Dihydrolevonorgestrel ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.
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