(S)-a-(Fmoc-amino)-3,5-difluorobenzenebutanoic acid CAS 1260591-27-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1260591-27-2 |
| Molecular Formula | C25H21F2NO4 |
| Molecular Weight | 437.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(S)-a-(Fmoc-amino)-3,5-difluorobenzenebutanoic acid (CAS 1260591-27-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C25H21F2NO4. Molecular weight: 437.44 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C25H21F2NO4 |
| Molecular Weight | 437.44 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.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- (R)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-(2,5-difluorobenzyl)propanoic acid (CAS 1260591-24-9)
- (S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-(3,4-difluorobenzyl)propanoic acid (CAS 1260591-35-2)
- (S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-(3,5-difluorobenzyl)propanoic acid (CAS 1260590-68-8)
- methyl 7-chloro-4-fluoro-1H-indazole-5-carboxylate (CAS 2489544-28-5)
- S-Metolachlor metabolite CGA 42444 (CAS 97055-06-6)
- (2-Methyl-6-phenylpyrimidin-4-yl)methanol (CAS 63235-13-2)
- 2-Chloro-4-methylpyrido[1,2-e]purine (CAS 2762674-63-3)
- 2-(4-Methoxyphenyl)imidazo[1,2-a]pyrimidine (CAS 31555-35-8)
- 2-Fluoro-3-phenyl-5-(trifluoromethyl)pyridine (CAS 1214364-50-7)
- Peptide 432 (CAS CATO-CPTD788432)
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