Sodium 2-(1,3-benzoxazol-2-yl)acetate CAS 1251919-71-7
| CAS No. | 1251919-71-7 |
| Molecular Formula | C9H6NO3 |
| Molecular Weight | N/A |
| 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.
Sodium 2-(1,3-benzoxazol-2-yl)acetate (CAS 1251919-71-7) is a high-purity analytical reference standard with the molecular formula C9H6NO3Na and a molecular weight of 199.14 g/mol.
Based on its molecular formula C9H6NO3Na, Sodium 2-(1,3-benzoxazol-2-yl)acetate contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 199.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures Sodium 2-(1,3-benzoxazol-2-yl)acetate 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 | C9H6NO3 Na |
| Molecular Weight | 199.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related Sodium Standards
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- 2-[(1,3-Benzoxazol-2-yl)methoxy]-2,3-dihydro-1H-isoindole-1,3-dione (CAS 1092344-52-9)
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Recommended Standards
- 2,6-Diisopropylphenylimido neophylidenemolybdenum(VI) bis(trifluoromethanesulfonate)dimethoxyethane adduct (CAS 126949-63-1)
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- 4-[(4-ethoxyphenyl)sulfamoyl]benzoic acid (CAS 18813-87-1)
- 2-(2-(3-Methoxyphenyl)-5-methyloxazol-4-yl)acetic acid (CAS 518343-86-7)
- 2-Fluoro-[1,1'-biphenyl]-4-carbaldehyde (CAS 57592-43-5)
- Triptolide Impurity 3 (CAS CATO-C4X-21863)
- (4-(Hexyloxy)phenyl)(quinolin-3-yl)methanone (CAS 1187171-68-1)
- Ethyl 1,3-dihydro-1,3-dioxo-2H-isoindole-2-acetate (CAS 6974-10-3)
- n-(2-((2-Nitrophenyl)amino)ethyl)methanesulfonamide (CAS 346694-26-6)
- RGD-targeted Proapoptotic Peptide trifluoroacetate salt (CAS 2243207-09-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com