(S)-Fmoc-2,6-Difluorotyrosine CAS 273221-87-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 273221-87-7 |
| Molecular Formula | C24H19F2NO5 |
| Molecular Weight | 439.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(S)-Fmoc-2,6-Difluorotyrosine (CAS 273221-87-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C24H19F2NO5. Molecular weight: 439.41 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C24H19F2NO5 |
| Molecular Weight | 439.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related S Standards
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Recommended Standards
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- 3-Chloro-6-methyl-7-nitro-1H-indazole (CAS 1000342-46-0)
- N-(3-Chloro-4-fluorophenyl)-2-(methylthio)nicotinamide (CAS 796092-05-2)
- 2-(((6-Chloropyridin-3-yl)methyl)(isopropyl)amino)ethanol (CAS 1249797-33-8)
- 10-Ethylacridin-9(10H)-one (CAS 2207-41-2)
- 2-(2-Chloro-4,5-difluorophenyl)benzo[d]oxazol-5-amine (CAS 530121-74-5)
- Acetyl-Tau Peptide (244-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 2022956-56-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com