2-((tert-Butoxycarbonyl)amino)-3-((tert-butyldimethylsilyl)oxy)-3-(3-phenoxyphenyl)propanoic acid CAS 1263093-78-2
| CAS No. | 1263093-78-2 |
| Molecular Formula | C26H37NO6Si |
| Molecular Weight | 487.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-((tert-Butoxycarbonyl)amino)-3-((tert-butyldimethylsilyl)oxy)-3-(3-phenoxyphenyl)propanoic acid 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.
2-((tert-Butoxycarbonyl)amino)-3-((tert-butyldimethylsilyl)oxy)-3-(3-phenoxyphenyl)propanoic acid (CAS 1263093-78-2) is a high-purity analytical reference standard with the molecular formula C26H37NO6Si and a molecular weight of 487.66 g/mol.
2-((tert-Butoxycarbonyl)amino)-3-((tert-butyldimethylsilyl)oxy)-3-(3-phenoxyphenyl)propanoic acid (C26H37NO6Si) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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).
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.
Physical & Chemical Properties
| Molecular Formula | C26H37NO6Si |
| Molecular Weight | 487.66 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
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