| CAS No. | 18814-50-1 |
| Molecular Formula | C13H23N3O6 |
| Molecular Weight | 317.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
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.
(R)-5-Amino-4-((S)-2-((tert-butoxycarbonyl)amino)propanamido)-5-oxopentanoic acid (CAS 18814-50-1), molecular formula C13H23N3O6 and molecular weight 317.34 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H23N3O6, (R)-5-Amino-4-((S)-2-((tert-butoxycarbonyl)amino)propanamido)-5-oxopentanoic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 317.34 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.
CATO manufactures (R)-5-Amino-4-((S)-2-((tert-butoxycarbonyl)amino)propanamido)-5-oxopentanoic acid 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.
| Molecular Formula | C13H23N3O6 |
| Molecular Weight | 317.34 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 3 |