N2-(L-Leucyl)-N6-((benzyloxy)carbonyl)-L-lysine CAS 34990-61-9
| CAS No. | 34990-61-9 |
| Molecular Formula | C20H31N3O5 |
| Molecular Weight | 393.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including N2-(L-Leucyl)-N6-((benzyloxy)carbonyl)-L-lysine.
CATO supplies N2-(L-Leucyl)-N6-((benzyloxy)carbonyl)-L-lysine (CAS 34990-61-9), a certified reference material (molecular formula C20H31N3O5, MW 393.48 g/mol) for analytical method development and quality control.
Based on its molecular formula C20H31N3O5, N2-(L-Leucyl)-N6-((benzyloxy)carbonyl)-L-lysine 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 393.48 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.
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.
As a certified reference material (CRM), N2-(L-Leucyl)-N6-((benzyloxy)carbonyl)-L-lysine 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 | C20H31N3O5 |
| Molecular Weight | 393.48 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 3 |
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