(S)-Benzyl 3-(5-bromopyridin-2-yl)-2-((tert-butoxycarbonyl)amino)propanoate CAS 1263377-53-2
| CAS No. | 1263377-53-2 |
| Molecular Formula | C20H23BrN2O4 |
| Molecular Weight | 435.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
(S)-Benzyl 3-(5-bromopyridin-2-yl)-2-((tert-butoxycarbonyl)amino)propanoate (CAS 1263377-53-2), molecular formula C20H23BrN2O4 and molecular weight 435.31 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (S)-Benzyl 3-(5-bromopyridin-2-yl)-2-((tert-butoxycarbonyl)amino)propanoate (C20H23BrN2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 435.31 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures (S)-Benzyl 3-(5-bromopyridin-2-yl)-2-((tert-butoxycarbonyl)amino)propanoate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C20H23BrN2O4 |
| Molecular Weight | 435.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- 21-Bromo-2,3,5,6,8,9,11,12,14,15,17,18-dodecahydrobenzo[b][1,4,7,10,13,16,19]heptaoxacyclohenicosine (CAS 120434-44-8)
- 5-Bromo-2-naphthyl 2-(6-Methoxy-2-naphthyl)propanoate (CAS 1363166-31-7)
- Melphalan Impurity 26 (CAS CATO-C4X-198826)
- 2-((5-(2-Bromophenyl)-1H-1,2,4-triazol-3-yl)thio)-N-(4-fluorophenethyl)acetamide (CAS 853325-19-6)
- 6-Cyclobutyl-3,6-diazabicyclo[3.2.1]octan-2-one (CAS 1272321-84-2)
- 5-ethynyl-1H-imidazole (CAS 57121-48-9)
- 1185299-23-3 4-[(2-Phenylethoxy)methyl]piperidine--hydrogen chloride (1/1) DTXSID20635818 (CAS 1185299-23-3)
- 4-(Benzyloxy)-2-hydrazinylpyridine (CAS 1566496-90-9)
- (D-Arg2,Sar4)-Dermorphin (1-4) (CAS 90549-86-3)
- 2-Methyl-1-(thiazol-2-yl)propan-2-amine (CAS 1017251-48-7)
- 5-(3-Bromophenyl)-1-methylimidazole (CAS 1218910-50-9)
- 1-(4-Methyl-3,4-dihydroquinoxalin-1(2H)-yl)-2-(methylamino)ethan-1-one hydrochloride (CAS 1576069-15-2)
- 4-Amino-5-bromonicotinamide (CAS 1823954-21-7)
- Neuroendocrine Regulatory Peptide-4 (human, mouse, rat) (H-7266.1000) (CAS 922704-18-5)
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