3-(2-chloro-5-methoxyphenyl)-1,2-oxazole-5-carboxylic acid CAS 1897191-49-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1897191-49-9 |
| Molecular Formula | C11H8ClNO4 |
| Molecular Weight | 253.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-(2-chloro-5-methoxyphenyl)-1,2-oxazole-5-carboxylic acid (CAS 1897191-49-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C11H8ClNO4. Molecular weight: 253.64 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C11H8ClNO4 |
| Molecular Weight | 253.64 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- (2,3-Dioxo-2,3-dihydro-1H-indol-1-yl)-methylchloroacetate (CAS 40693-49-0)
- 5-fluoro-4-methyl-2-nitrobenzene-1-sulfonyl chloride (CAS 1804051-34-0)
- (5-(2-Chloro-4-nitrophenyl)furan-2-yl)methanol (CAS 585567-03-9)
- (4-Phenyl-5-(trifluoromethyl)-4H-1,2,4-triazol-3-yl)methanamine hydrochloride (CAS 1351659-12-5)
- 2-Chloroacetic Acid Hydrazide (CAS 30956-28-6)
- Naloxone Hydrochloride EP Impurity C (CAS 2139253-68-0)
- (2R,3R,4S,5R)-2-(6-Amino-2-phenethyl-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (CAS 163163-46-0)
- Tert-butyl 6-(2,2,2-trifluoroacetyl)-3,6-diazabicyclo[3.1.1]Heptane-3-carboxylate (CAS 1310718-99-0)
- 1261573-69-6 2-Methyl-5-(trifluoromethoxy)phenylacetic acid MFCD18399820 (CAS 1261573-69-6)
- Peptide Impurity 26 (CAS 1350456-66-4)
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