16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate
Synonyms: 17-(Acetyloxy)-16-methylenepregn-4-ene-3,20-dione · Pregn-4-ene-3,20-dione, 17-(acetyloxy)-16-methylene- · 16-Methylene-17alpha-acetoxyprogesterone · 16-Methylidene-3,20-dioxopregn-4-en-17-yl acetate
16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate (CAS 6815-51-6) – Melengestrol impurity standard. C24H32O4, MW 384.5. Vaqora Chemicals: COA, global shipping.
About 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate
16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate (CAS 6815-51-6) is an impurity of Melengestrol offered by Vaqora Chemicals. Formula C24H32O4, molecular weight 384.5 g/mol. Common synonyms include 16-Methylene-17alpha-acetoxyprogesterone.
The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Danger” with 0 hazard statements. Review the Safety Data Sheet before use.
Pharmaceutical QC and development laboratories use this impurity standard of Melengestrol 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.
Vaqora Chemicals supplies 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate 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
View every impurity, metabolite and intermediate we list for Melengestrol.
Melengestrol impuritiesSpecifications & identifiers
| Product name | 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate |
|---|---|
| Catalogue No. | VQ-049034 |
| CAS Number | 6815-51-6 |
| IUPAC name | [(8R,9S,10R,13S,14S,17R)-17-acetyl-10,13-dimethyl-16-methylidene-3-oxo-1,2,6,7,8,9,11,12,14,15-decahydrocyclopenta[a]phenanthren-17-yl] acetate |
| Molecular formula | C24H32O4 |
| Molecular weight | 384.5 g/mol |
| Exact mass | 384.2301 |
| Grade | Reference Standard |
| HSN code | 38229090 |
| InChIKey | XSNMCQGNVPSIQM-CKOZHMEPSA-N |
| SMILES | CC(=O)[C@]1(C(=C)C[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=CC(=O)CC[C@]34C)C)OC(=O)C |
| PubChem CID | 151431 |
| Physical form | Solid |
|---|---|
| LogP (XLogP3) | 3.4 |
| H-bond donors / acceptors | 0 / 4 |
| TPSA | 60.4 Ų |
Safety & hazard information (GHS)
Signal word: Danger
Precautionary statements: P203, P280, P318, P405, P501
Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.
Documents
Frequently asked questions
What is the CAS number of 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate?
The CAS Registry Number of 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate is 6815-51-6. It is also known as 17-(Acetyloxy)-16-methylenepregn-4-ene-3,20-dione, Pregn-4-ene-3,20-dione, 17-(acetyloxy)-16-methylene-, 16-Methylene-17alpha-acetoxyprogesterone.
What is the molecular formula and molecular weight of 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate?
16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate has the molecular formula C24H32O4 and a molecular weight of 384.5 g/mol. Its IUPAC name is [(8R,9S,10R,13S,14S,17R)-17-acetyl-10,13-dimethyl-16-methylidene-3-oxo-1,2,6,7,8,9,11,12,14,15-decahydrocyclopenta[a]phenanthren-17-yl] acetate.
What is 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate used for?
16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate is supplied as a characterised reference material related to Melengestrol. 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 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate can I order?
We supply 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate 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 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate?
Yes. Every lot of 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate 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 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate be shipped internationally?
Yes. 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.
Enquire about 16-Methylene-3,20-dioxopregn-4-en-17-yl Acetate
We reply within one business day with price, pack options, lead time and documentation.
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