Clobetasone Butyrate EP Impurity E
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About Clobetasone Butyrate EP Impurity E
Analytical teams working on Clobetasone butyrate use Clobetasone Butyrate EP Impurity E as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 639817-48-4, formula C26H34ClFO5 and molar mass 481 g/mol. It is handled as a solid.
Where it is used
- Pharmacopeial method verification
- Impurity profiling
- 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.
See every impurity, metabolite and related compound we list for this API.
Clobetasone butyrate standardsTypical uses
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Applications
Grade guides
Specifications and identifiers
| Product name | Clobetasone Butyrate EP Impurity E |
|---|---|
| Catalogue number | ZX-024006 |
| CAS number | 639817-48-4 |
| IUPAC name | [(8S,9R,10S,13S,14S,16S,17R)-17-(2-chloroacetyl)-9-fluoro-10,13,16-trimethyl-3,11-dioxo-2,6,7,8,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-17-yl] butanoate |
| Molecular formula | C26H34ClFO5 |
| Molar mass | 481 g/mol |
| Exact mass | 480.2079 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 3.6 |
| H-bond donors / acceptors | 0 / 6 |
| Topological polar surface area | 77.5 Ų |
| HS code | 38229090 |
| InChIKey | APQSIYKUWQYHMT-AVVSTMBFSA-N |
| SMILES | CCCC(=O)O[C@@]1([C@H](C[C@@H]2[C@@]1(CC(=O)[C@]3([C@H]2CCC4=CC(=O)CC[C@@]43C)F)C)C)C(=O)CCl |
| PubChem CID | 156613686 |
| Synonyms | Clobetasone Butyrate - Impurity E, 1,2-Dihydroclobetasone butyrate, 21-Chloro-9-fluoro-16beta-methyl-3,11,20-trioxopregn-4-en-17-yl butanoate, Pregn-4-ene-3,11,20-trione, 21-chloro-9-fluoro-16-methyl-17-(1-oxobutoxy)-, (16beta)- |
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.
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