5-CHOLESTEN-3β-OL METHYL ETHER CAS 1174-92-1
| CAS No. | 1174-92-1 |
| Molecular Formula | C28H48O |
| Molecular Weight | 400.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
5-CHOLESTEN-3β-OL METHYL ETHER (CAS 1174-92-1) is a high-purity analytical reference standard with the molecular formula C28H48O and a molecular weight of 400.68 g/mol.
Structurally, 5-CHOLESTEN-3β-OL METHYL ETHER (C28H48O) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 400.68 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).
As a certified reference material (CRM), 5-CHOLESTEN-3β-OL METHYL ETHER 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 | C28H48O |
| Molecular Weight | 400.68 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related CHOLESTEN Standards
- 5-Cholesten-24(RS)-methyl-d3-3β-ol (CAS 23929-42-2)
- 5-CHOLESTEN-3-OL-22-ONE (CAS 19243-30-2)
- 4-CHOLESTEN-6α-OL-3-ONE (CAS 570-90-1)
- 4-Cholesten-3-one-2,2,4,6,6-d5 (CAS 72560-60-2)
- 1, (5α)-CHOLESTEN-3-ONE (CAS 566-44-9)
- 4-Cholesten-3β-Ol (CAS 517-10-2)
- 4-Cholesten-3-one-4-13C (CAS 68165-57-1)
- 7, (5a)-CHOLESTEN-3-ONE (CAS 15459-85-5)
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