(22S)-22-Hydroxycholest-5-en-3β-yl Acetate CAS 54604-57-8
| CAS No. | 54604-57-8 |
| Molecular Formula | C29H48O3 |
| Molecular Weight | 444.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C29H48O3, (22S)-22-Hydroxycholest-5-en-3β-yl Acetate contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 444.69 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO supplies (22S)-22-Hydroxycholest-5-en-3β-yl Acetate (CAS 54604-57-8), a certified reference material (molecular formula C29H48O3, MW 444.69 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (22S)-22-Hydroxycholest-5-en-3β-yl Acetate 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 | C29H48O3 |
| Molecular Weight | 444.69 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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.) | 1972 |
Related S Standards
Recommended Standards
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- 4-beta-Hydroxy Cholesterol 4-Acetate (CAS 2515-18-6)
- 1-(Trifluoroacetyl)-4-piperidinone (CAS 65220-86-2)
- N-(2,5-dimethylphenyl)-2-(3-formyl-1H-indol-1-yl)acetamide (CAS 592546-20-8)
- 3-(2,2,2-Trifluoroethoxy)propane-1-sulfonyl chloride (CAS 1250624-89-5)
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- 2-Ethoxyphenylboronic Acid (CAS 213211-69-9)
- Sulpiride Impurity 7 (CAS 5378-41-6)
- Semaglutide Impurity 145 (CAS CATO-C4X-2226145)
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