- CAS
- 1856-26-4
- Formula
- C23H28O6
- MW
- 400.5 g/mol
21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione
Synonyms: 3-Ethoxy-17,21-dihydroxy-pregna-3,5-diene-11,20-dione 21-Acetate
21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione (CAS 1852-65-9) – Cortisone impurity standard. C25H34O6, MW 430.5. With COA, ships worldwide.
About 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione
Vaqora Chemicals supplies 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione, a metabolite or degradation product of Cortisone registered under CAS number 1852-65-9. The compound has the formula C25H34O6, corresponding to a molecular weight of 430.5 g/mol.
It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.
It is used in metabolite identification, stability-indicating method development and impurity profiling of Cortisone, as well as in QC testing and ANDA/DMF documentation. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.
We offer 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation.
Typical applications
- Metabolite identification
- Stability-indicating methods
- Impurity profiling
Industries
View every impurity, metabolite and intermediate we list for Cortisone.
Cortisone impuritiesSpecifications & identifiers
| Product name | 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione |
|---|---|
| Catalogue No. | VQ-047870 |
| CAS Number | 1852-65-9 |
| IUPAC name | [2-[(8S,9S,10R,13S,14S,17R)-3-ethoxy-17-hydroxy-10,13-dimethyl-11-oxo-2,7,8,9,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate |
| Molecular formula | C25H34O6 |
| Molecular weight | 430.5 g/mol |
| Exact mass | 430.2355 |
| Grade | Reference Standard |
| HSN code | 38229090 |
| InChIKey | AAQSSDGRXCDFEI-AHLAAXOLSA-N |
| SMILES | CCOC1=CC2=CC[C@H]3[C@@H]4CC[C@@]([C@]4(CC(=O)[C@@H]3[C@]2(CC1)C)C)(C(=O)COC(=O)C)O |
| PubChem CID | 154269935 |
| Physical form | Solid |
|---|---|
| LogP (XLogP3) | 3.2 |
| H-bond donors / acceptors | 1 / 6 |
| TPSA | 89.9 Ų |
Documents
Frequently asked questions
What is the CAS number of 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione?
The CAS Registry Number of 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione is 1852-65-9. It is also known as 3-Ethoxy-17,21-dihydroxy-pregna-3,5-diene-11,20-dione 21-Acetate.
What is the molecular formula and molecular weight of 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione?
21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione has the molecular formula C25H34O6 and a molecular weight of 430.5 g/mol. Its IUPAC name is [2-[(8S,9S,10R,13S,14S,17R)-3-ethoxy-17-hydroxy-10,13-dimethyl-11-oxo-2,7,8,9,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate.
What is 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione used for?
21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione is supplied as a characterised reference material related to Cortisone. 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 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione can I order?
We supply 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione 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 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione?
Yes. Every lot of 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione 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 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione be shipped internationally?
Yes. We export 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.
Enquire about 21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione
We reply within one business day with price, pack options, lead time and documentation.
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