3-(2-Oxo-2H-1,4-benzoxazin-3-yl)propanoic acid CAS 247571-62-6
| CAS No. | 247571-62-6 |
| Molecular Formula | C11H9NO4 |
| Molecular Weight | 219.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-(2-Oxo-2H-1,4-benzoxazin-3-yl)propanoic acid 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.
CATO supplies 3-(2-Oxo-2H-1,4-benzoxazin-3-yl)propanoic acid (CAS 247571-62-6), a certified reference material (molecular formula C11H9NO4, MW 219.19 g/mol) for analytical method development and quality control.
3-(2-Oxo-2H-1,4-benzoxazin-3-yl)propanoic acid (C11H9NO4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 | C11H9NO4 |
| Molecular Weight | 219.19 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, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 3-(2-Methoxy-phenyl)-isoxazole-5-carboxylic acid (CAS 885273-84-7)
- 3-(3,5-Difluorophenyl)picolinaldehyde (CAS 780801-43-6)
- 3-(2,5-Dioxopyrrolidin-1-yl)benzoic acid (CAS 60693-31-4)
- 3-(3-Methoxyphenyl)isoxazole-5-carboxylic acid (CAS 883546-38-1)
- 4-[(2-Hydroxy-ethyl)-methyl-amino]-piperidine-1-carboxylic acid tert-butyl ester (CAS 864655-25-4)
- 4-(2-Methoxybenzyl)-6-(p-tolyl)pyridazin-3(2H)-one (CAS 121137-73-3)
- 2-Hydroxy-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-carbonitrile (CAS 2256755-07-2)
- 2-((4-Methoxyphenyl)amino)nicotinic acid (CAS 4394-09-6)
- Doxofylline Impurity 34 (CAS CATO-C4X-151334)
- N1-(4-methoxybenzyl)propane-1,3-diamine (CAS 106353-11-1)
- 1-Butyl-2-[(E)-[(4-chlorophenyl)methylidene]amino]-4,5-diphenyl-1H-pyrrole-3-carbonitrile (CAS 477887-37-9)
- N1,N2-Bis(4-hydroxy-2,6-dimethylphenyl)oxalamide (CAS 1809288-95-6)
- Trimethyl 5-hydroxypyridine-2,3,4-tricarboxylate (CAS 477870-15-8)
- D-[Val]10-Semaglutide (CAS CATO-CPTD788630)
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