1-Benzyl 2-methyl (2R,4S)-4-((tert-butoxycarbonyl)amino)pyrrolidine-1,2-dicarboxylate CAS 489446-67-5
| CAS No. | 489446-67-5 |
| Molecular Formula | C19H26N2O6 |
| Molecular Weight | 378.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-Benzyl 2-methyl (2R,4S)-4-((tert-butoxycarbonyl)amino)pyrrolidine-1,2-dicarboxylate is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
1-Benzyl 2-methyl (2R,4S)-4-((tert-butoxycarbonyl)amino)pyrrolidine-1,2-dicarboxylate (CAS 489446-67-5), molecular formula C19H26N2O6 and molecular weight 378.42 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-Benzyl 2-methyl (2R,4S)-4-((tert-butoxycarbonyl)amino)pyrrolidine-1,2-dicarboxylate (C19H26N2O6) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 378.42 g/mol, it falls into the moderately-high-molecular-weight range. 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), 1-Benzyl 2-methyl (2R,4S)-4-((tert-butoxycarbonyl)amino)pyrrolidine-1,2-dicarboxylate 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 | C19H26N2O6 |
| Molecular Weight | 378.42 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 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 1-Amino-2-methyl-4-(naphthalen-2-ylamino)anthracene-9,10-dione (CAS 74165-76-7)
- 1-Benzyl 4-(tert-butyl) 2-methyl (S)-piperazine-1,2,4-tricarboxylate (CAS 314741-38-3)
- 12-(7-Nitrobenzofurazan-4-ylamino)dodecanoic acid (CAS 96801-39-7)
- 1-Benzyloxycarbonyl-4-tert-butoxycarbonyl-1,4-diazepane-6-carboxylicacid (CAS 2200388-70-9)
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- Methyl (R)-4-oxopyrrolidine-2-carboxylate (CAS 132431-08-4)
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