(R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid CAS 212651-51-9
| CAS No. | 212651-51-9 |
| Molecular Formula | C24H19I2NO5 |
| Molecular Weight | 655.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C24H19I2NO5, (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, iodine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 655.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
(R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid (CAS 212651-51-9), molecular formula C24H19I2NO5 and molecular weight 655.22 g/mol, is a CATO reference standard with documented purity and traceability.
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), (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-hydroxy-3,5-diiodophenyl)propanoic 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.
Physical & Chemical Properties
| Molecular Formula | C24H19I2NO5 |
| Molecular Weight | 655.22 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2017 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid (CAS 1609936-36-8)
- Fmoc-3,5-diiodo-Tyr-OH (CAS 103213-31-6)
- Cryptophycin 1 (CAS 124689-65-2)
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