3-(Pyridin-3-yl)isoxazole-5-carboxylic acid CAS 901926-72-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 901926-72-5 |
| Molecular Formula | C9H6N2O3 |
| Molecular Weight | 190.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(Pyridin-3-yl)isoxazole-5-carboxylic acid (CAS 901926-72-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H6N2O3. Molecular weight: 190.16 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H6N2O3 |
| Molecular Weight | 190.16 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related Pyridin Standards
- 2-(Pyridin-2-yl)-1,3-oxazole-4-carboxylic acid (CAS 1014630-44-4)
- 2-(pyridin-3-yl)-1,3-oxazole-4-carboxylic acid (CAS 1014630-48-8)
- 5-(Pyridin-3-yl)oxazole-4-carboxylic acid (CAS 1083224-10-5)
- 6-(Pyridin-2-yl)-1,3,5-triazine-2,4(1H,3H)-dione (CAS 116670-76-9)
- 5-(Pyridin-4-yl)oxazole-4-carboxylic acid (CAS 118040-25-8)
- 5-(Pyridin-3-yl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1368022-31-4)
- 3-(Pyridin-2-yl)-3H-1,2,4-triazole-5-carboxylic acid (CAS 1486465-50-2)
- 5-(Pyridin-4-yl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1503153-88-5)
Recommended Standards
- 3-(Pyridin-2-yl)isoxazole-5-carboxylic acid (CAS 716362-11-7)
- 3-(Pyridin-4-yl)isoxazole-5-carboxylic acid (CAS 716362-05-9)
- 3-(azidomethyl)-5-(furan-2-yl)-1,2-oxazole (CAS 943822-93-3)
- 3,5-Dibromofuran-2-carboxylic acid (CAS 32460-08-5)
- 3,4,5-Trichlorophthalic acid (CAS 62268-15-9)
- 1-Boc-4-[(1-methyl-4-piperidyl)methyl]piperidine (CAS 879883-64-4)
- Methyl 2-hydroxy-4-[4-(methoxycarbonyl)phenyl]benzoate (CAS 848155-29-3)
- Venetoclax Impurity 98 (CAS CATO-C4X-249598)
- 2-Hydroxy-3,6,7,10,11-pentakis(hexyloxy)triphenylene (CAS 156244-98-3)
- Tirzepatide Impurity 37 (CAS CATO-C4X-324037)
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