(R)-Benzyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxyphenyl)propanoate CAS 129439-63-0
| CAS No. | 129439-63-0 |
| Molecular Formula | C21H25NO5 |
| Molecular Weight | 371.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 371.43 g/mol gives (R)-Benzyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxyphenyl)propanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies (R)-Benzyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxyphenyl)propanoate (CAS 129439-63-0), a certified reference material (molecular formula C21H25NO5, MW 371.43 g/mol) for analytical method development and quality control.
Based on its molecular formula C21H25NO5, (R)-Benzyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxyphenyl)propanoate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 371.43 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), (R)-Benzyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxyphenyl)propanoate 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 | C21H25NO5 |
| Molecular Weight | 371.43 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 1 |
Recommended Standards
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