(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-((diphenyl(p-tolyl)methyl)amino)pentanoic acid CAS 343770-23-0
| CAS No. | 343770-23-0 |
| Molecular Formula | C40H38N2O4 |
| Molecular Weight | 610.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-((diphenyl(p-tolyl)methyl)amino)pentanoic acid 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.
(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-((diphenyl(p-tolyl)methyl)amino)pentanoic acid (CAS 343770-23-0), molecular formula C40H38N2O4 and molecular weight 610.74 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C40H38N2O4, (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-((diphenyl(p-tolyl)methyl)amino)pentanoic 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 610.74 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.
Physical & Chemical Properties
| Molecular Formula | C40H38N2O4 |
| Molecular Weight | 610.74 g/mol |
| 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) | 23.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-((diphenyl(p-tolyl)methyl)amino)pentanoic acid (CAS 198545-20-9)
- 4-Chloro-2-(m-tolyl)quinoline-6-sulfonyl fluoride (CAS 31241-75-5)
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