3beta-Acetoxyandrost-5-en-17-one Acetylhydrazone CAS 75980-86-8
| CAS No. | 75980-86-8 |
| Molecular Formula | C23H34N2O3 |
| Molecular Weight | 386.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3beta-Acetoxyandrost-5-en-17-one Acetylhydrazone (CAS 75980-86-8), molecular formula C23H34N2O3 and molecular weight 386.53 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3beta-Acetoxyandrost-5-en-17-one Acetylhydrazone (C23H34N2O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 386.53 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 3beta-Acetoxyandrost-5-en-17-one Acetylhydrazone 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 | C23H34N2O3 |
| Molecular Weight | 386.53 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 2 |
Recommended Standards
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- 5-(2,6-Dichlorophenyl)-2,4-dimethylpyrimidine (CAS 1361727-73-2)
- 2-Amino-4-(4-isopropylphenyl)thiazole (CAS 108481-92-1)
- 4-chloro-7-fluoroquinazolin-2-amine (CAS 1378819-99-8)
- Semaglutide impurity 214 (CAS CATO-C4X-2226214)
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