4-ANDROSTEN-7α, 17β-DIOL-3-ONE CAS 62-83-9
| CAS No. | 62-83-9 |
| Molecular Formula | C19H28O3 |
| Molecular Weight | 304.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4-ANDROSTEN-7α, 17β-DIOL-3-ONE (C19H28O3) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 304.42 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).
CATO supplies 4-ANDROSTEN-7α, 17β-DIOL-3-ONE (CAS 62-83-9), a certified reference material (molecular formula C19H28O3, MW 304.42 g/mol) for analytical method development and quality control.
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.
CATO manufactures 4-ANDROSTEN-7α, 17β-DIOL-3-ONE under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H28O3 |
| Molecular Weight | 304.42 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related ANDROSTEN Standards
- 5-ANDROSTEN-3β, 17β-DIOL-16-ONE (CAS 1159-66-6)
- 4-ANDROSTEN-3β, 17β-DIOL-11-ONE (CAS 14485-67-7)
- 4-ANDROSTEN-17β, 18-DIOL-3-ONE (CAS 7150-17-6)
- 4-ANDROSTEN-4, 17β-DIOL-3-ONE (CAS 2141-17-5)
- 5-ANDROSTEN-3β, 19-DIOL-17-ONE (CAS 2857-45-6)
- 5-ANDROSTEN-3β-OL-17-ONE OXIME (CAS 2830-48-0)
- 5-ANDROSTEN-3β-OL-11, 17-DIONE (CAS 17520-02-4)
- 4-ANDROSTEN-17β-OL-3, 16-DIONE (CAS 6132-10-1)
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