Methyl (((9H-fluoren-9-yl)methoxy)carbonyl)tyrosinate CAS 1270300-64-5
| CAS No. | 1270300-64-5 |
| Molecular Formula | C25H23NO5 |
| Molecular Weight | 417.45 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 Methyl (((9H-fluoren-9-yl)methoxy)carbonyl)tyrosinate.
Methyl (((9H-fluoren-9-yl)methoxy)carbonyl)tyrosinate (CAS 1270300-64-5), molecular formula C25H23NO5 and molecular weight 417.45 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C25H23NO5, Methyl (((9H-fluoren-9-yl)methoxy)carbonyl)tyrosinate 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 417.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Methyl (((9H-fluoren-9-yl)methoxy)carbonyl)tyrosinate 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 | C25H23NO5 |
| Molecular Weight | 417.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(2-hydroxyphenyl)butanoic acid (CAS 1260618-76-5)
- (2S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-(4-methoxyphenyl)propanoic acid 1280787-03-2 GS-0851 (CAS 1280787-03-2)
- (S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-(3-hydroxybenzyl)propanoic acid (CAS 1260615-23-3)
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