15α-Acetoxy-18-methyl-4-estren-3,17-dione CAS 134192-05-5
| CAS No. | 134192-05-5 |
| Molecular Formula | - |
| Molecular Weight | 971.84 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
15α-Acetoxy-18-methyl-4-estren-3,17-dione (CAS 134192-05-5) is a high-purity analytical reference standard with the molecular formula N/A and a molecular weight of 971.84 g/mol.
15α-Acetoxy-18-methyl-4-estren-3,17-dione is supplied as a fully characterized reference material; its structural identity, assigned purity, and stability data are documented in the batch-specific Certificate of Analysis (COA).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 15α-Acetoxy-18-methyl-4-estren-3,17-dione meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C36H59A3O30 |
| Molecular Weight | 971.84 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
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Recommended Standards
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- 7-(2-(Benzo[d]thiazol-2-ylthio)ethyl)-8-bromo-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione (CAS 476482-01-6)
- 3-[1-(2-Chloro-4-fluorobenzoyl)piperidin-4-yl]-4-(4-methylphenyl)-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775312-36-1)
- 3-(5,6-Dimethyl-1h-benzo[d]imidazol-1-yl)propanoic acid (CAS 6123-82-6)
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- Gadobutrol Impurity 189 (CAS CATO-C4X-2120189)
- 2-(3-Bromophenyl)-7-chloro-8-methylquinoline-4-carbonyl chloride (CAS 1160263-64-8)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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