(R)-3-((tert-Butoxycarbonyl)amino)-4-(2-(trifluoromethyl)phenyl)butanoic acid CAS 269396-77-2
| CAS No. | 269396-77-2 |
| Molecular Formula | C16H20F3NO4 |
| Molecular Weight | 347.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (R)-3-((tert-Butoxycarbonyl)amino)-4-(2-(trifluoromethyl)phenyl)butanoic 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.
(R)-3-((tert-Butoxycarbonyl)amino)-4-(2-(trifluoromethyl)phenyl)butanoic acid (CAS 269396-77-2) is a high-purity analytical reference standard with the molecular formula C16H20F3NO4 and a molecular weight of 347.33 g/mol.
Based on its molecular formula C16H20F3NO4, (R)-3-((tert-Butoxycarbonyl)amino)-4-(2-(trifluoromethyl)phenyl)butanoic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 347.33 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.
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.
Physical & Chemical Properties
| Molecular Formula | C16H20F3NO4 |
| Molecular Weight | 347.33 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- Benzyl 2-(4-(trifluoromethyl)phenyl)-2,5-dihydro-1H-pyrrole-1-carboxylate (CAS 1956381-99-9)
- (R)-3-((tert-Butoxycarbonyl)amino)-4-(3-(trifluoromethyl)phenyl)butanoic acid (CAS 269726-74-1)
- N-(6-Nitro-3-(1H-pyrrolo[2,3-c]pyridin-1-yl)isoquinolin-5-yl)acetamide (CAS 1841444-07-2)
- (R)-3-((tert-Butoxycarbonyl)amino)-4-(4-(trifluoromethyl)phenyl)butanoic acid (CAS 269726-77-4)
- Ethyl 5-((1,3-dioxoisoindolin-2-yl)methyl)furan-2-carboxylate (CAS 383662-76-8)
- 4-chloro-N'-(4,5-dihydronaphtho[1,2-b]thiophen-2-ylcarbonyl)benzenesulfonohydrazide 477888-02-1 KS-000034L1 (CAS 477888-02-1)
- 5-(2-Bromo-phenyl)-3-methyl-isoxazole-4-carboxylic acid methyl ester (CAS 1355334-90-5)
- N'-(3-(Benzyloxy)benzylidene)-2-iodobenzohydrazide (CAS 316137-65-2)
- 2,6-Dimethyl-5H-pyrrolo[3,2-d]pyrimidine (CAS 92660-36-1)
- 3-(Dimethylamino)propanimidamide (CAS 885959-94-4)
- 5-Methyl-1H-imidazole-2-sulfonyl chloride (CAS 933722-61-3)
- Ethyl 2-(4-oxoquinazolin-1(4H)-yl)acetate (CAS 105234-34-2)
- 1-acetyl-6-methyl-1h-indazole-3-carbonitrile (CAS 1788043-95-7)
- Peptide Impurity 64 (CAS CATO-CPTD788964)
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 18665070610 / Nicole.chen@cato-chem.com