Methyl (2R)-2-{[(tert-butoxy)carbonyl]amino}-4-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoate CAS 1820581-49-4
| CAS No. | 1820581-49-4 |
| Molecular Formula | C25H30N2O6 |
| Molecular Weight | 454.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 454.52 g/mol gives Methyl (2R)-2-{[(tert-butoxy)carbonyl]amino}-4-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl (2R)-2-{[(tert-butoxy)carbonyl]amino}-4-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoate (CAS 1820581-49-4) is a high-purity analytical reference standard with the molecular formula C25H30N2O6 and a molecular weight of 454.52 g/mol.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, Methyl (2R)-2-{[(tert-butoxy)carbonyl]amino}-4-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 454.52 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), Methyl (2R)-2-{[(tert-butoxy)carbonyl]amino}-4-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoate 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 | C25H30N2O6 |
| Molecular Weight | 454.52 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |
Recommended Standards
- N-(((9H-fluoren-9-yl)methoxy)carbonyl)-N-(3-((tert-butoxycarbonyl)amino)propyl)glycine (CAS 143192-31-8)
- 1,2-Dibenzyl 3-tert-butyl piperazine-1,2,3-tricarboxylate (CAS 1822421-45-3)
- (2R,5R)-Hexane-2,5-diylbis(diphenylphosphine) (CAS 142494-67-5)
- (2S,3S)-Methyl 3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-((tert-butoxycarbonyl)amino)butanoate (CAS 1932470-95-5)
- Methyl (R)-3-amino-3-(2-fluorophenyl)propanoate (CAS 918864-97-8)
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