(S)-4-([1,1'-Biphenyl]-3-yl)-2-((tert-butoxycarbonyl)amino)butanoic acid CAS 1260593-01-8
| CAS No. | 1260593-01-8 |
| Molecular Formula | C21H25NO4 |
| Molecular Weight | 355.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
CATO supplies (S)-4-([1,1'-Biphenyl]-3-yl)-2-((tert-butoxycarbonyl)amino)butanoic acid (CAS 1260593-01-8), a certified reference material (molecular formula C21H25NO4, MW 355.43 g/mol) for analytical method development and quality control.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, (S)-4-([1,1'-Biphenyl]-3-yl)-2-((tert-butoxycarbonyl)amino)butanoic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 355.43 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H25NO4 |
| Molecular Weight | 355.43 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related S Standards
- (R)-4-([1,1'-Biphenyl]-2-yl)-2-((tert-butoxycarbonyl)amino)butanoic acid (CAS 1260589-63-6)
- (R)-3-([1,1'-biphenyl]-2-yl)-2-(((tert-butoxycarbonyl)amino)methyl)propanoic acid (CAS 1260590-06-4)
- (S)-3-([1,1'-biphenyl]-2-yl)-2-(((tert-butoxycarbonyl)amino)methyl)propanoic acid (CAS 1260603-51-7)
- (S)-3-([1,1'-biphenyl]-4-yl)-2-(((tert-butoxycarbonyl)amino)methyl)propanoic acid (CAS 1260605-18-2)
- (S)-4-([1,1'-Biphenyl]-4-yl)-2-((tert-butoxycarbonyl)amino)butanoic acid (CAS 1260608-66-9)
- (R)-3-([1,1'-biphenyl]-4-yl)-2-(((tert-butoxycarbonyl)amino)methyl)propanoic acid (CAS 1260608-69-2)
- (S)-3-([1,1'-biphenyl]-3-yl)-2-(((tert-butoxycarbonyl)amino)methyl)propanoic acid (CAS 1260609-12-8)
- (R)-3-([1,1'-biphenyl]-3-yl)-2-(((tert-butoxycarbonyl)amino)methyl)propanoic acid (CAS 1260615-64-2)
Recommended Standards
- (S)-1-(tert-Butoxycarbonyl)-2-(naphthalen-2-ylmethyl)pyrrolidine-2-carboxylic acid (CAS 1217648-30-0)
- Diethyl 2,2'-(azanediylbis(thiazole-2,4-diyl))diacetate (CAS 1210656-27-1)
- 1-(4-(Benzofuran-2-yl)thiazol-2-yl)-3-(thiophen-2-ylmethyl)urea (CAS 1208717-61-6)
- 1-(Tert-butoxycarbonyl)-4-(naphthalen-1-yl)piperidine-4-carboxylic acid (CAS 1198287-04-5)
- (2S)-2-[(5-bromopyridin-2-yl)amino]propan-1-ol (CAS 1246362-06-0)
- 2-(1-Bromoethyl)thiazole (CAS 1353959-24-6)
- Ethyl 4-(4-fluorophenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 5937-24-6)
- 7-Bromo-2-ethylisoindolin-1-one (CAS 1379345-76-2)
- (E)-2-amino-3-((4-((2-chloro-6-fluorobenzyl)oxy)benzylidene)amino)-6-(trifluoromethyl)pyrimidin-4(3H)-one (CAS 866149-01-1)
- N-(5-Methoxypyrimidin-2-yl)-N,2-dimethylquinazolin-4-amine (CAS 827031-81-2)
- 3-Hydrazinyl-6-methoxy-2-methylpyridine (CAS 1197371-84-8)
- 2-furanpropanoic acid 2-furanpropionic acid 3-(2-Furyl)propionic acid 3-(2-furyl)propanoic acid 3-furan-2-yl-propionic acid 935-13-7 Furan-2-propionic acid akos au36-m219 timtec-bb sbb005449 (CAS 935-13-7)
- Prucalopride Impurity 18 (CAS 338791-13-2)
- D-β-Asp15-Tirzepatide (CAS CATO-CPTD788930)
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