4-(Pyrid-2-yloxy)benzoic acid CAS 51363-00-9
| CAS No. | 51363-00-9 |
| Molecular Formula | C12H9NO3 |
| Molecular Weight | 215.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 215.20 g/mol gives 4-(Pyrid-2-yloxy)benzoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-(Pyrid-2-yloxy)benzoic acid (CAS 51363-00-9) is a high-purity analytical reference standard with the molecular formula C12H9NO3 and a molecular weight of 215.20 g/mol.
Structurally, 4-(Pyrid-2-yloxy)benzoic acid (C12H9NO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 215.20 g/mol, it falls into the medium-molecular-weight range. 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.
As a certified reference material (CRM), 4-(Pyrid-2-yloxy)benzoic 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.
Physical & Chemical Properties
| Molecular Formula | C12H9NO3 |
| Molecular Weight | 215.20 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 1 |
Related Pyrid Standards
Recommended Standards
- 4-(azidomethyl)benzenesulfonyl fluoride (CAS 2138241-82-2)
- 4-(Pyridin-3-yloxy)benzoic acid (CAS 437383-99-8)
- 4-(5-Formylfuran-2-yl)benzamide (CAS 68502-16-9)
- 4,5-Dihydronaphtho[2,1-d]isoxazole-3-carboxylic acid (CAS 26664-02-8)
- 3-(3,5-Bis(trifluoromethyl)phenyl)-6-chloropyridazine (CAS 1031928-92-3)
- Tert-butyl (S)-methyl(morpholin-2-ylmethyl)carbamate (CAS 2360521-15-7)
- 6-Chloro-3-(p-tolyl)-2-(p-tolylethynyl)quinoxaline (CAS 1319039-36-5)
- 6,6-Dimethylhexahydropyrrolo[1,2-a]pyrazin-3(4H)-one (CAS 1416012-84-4)
- 6628-13-3 Benzenamine,4-chloro-2-phenoxy- CTK5C3994 (CAS 6628-13-3)
- Sanfetrinem Cilexetil (CAS 141646-08-4)
- 6-Chloro-2-ethyl-3-methylpyridine (CAS 1330756-36-9)
- L-Daunosamine (CAS 26548-47-0)
- 2-[(Diethylamino)methyl 13C]indole (CAS 1189651-22-6)
- D-Lys16-Tirzepatide (CAS CATO-CPTD788918)
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