5-(4-Ethoxyphenyl)oxazole-2-carboxylic acid CAS 1216259-30-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1216259-30-1 |
| Molecular Formula | C12H11NO4 |
| Molecular Weight | 233.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-Ethoxyphenyl)oxazole-2-carboxylic acid (CAS 1216259-30-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H11NO4. Molecular weight: 233.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H11NO4 |
| Molecular Weight | 233.22 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, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1990 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 5-(2-Nitrophenyl)cyclohexane-1,3-dione (CAS 1215527-61-9)
- 2-(5-(Phenoxymethyl)-1H-1,2,4-triazol-3-yl)acetic acid (CAS 1216294-22-2)
- 5-Methyl-6-oxo-1-phenyl-1,4,5,6-tetrahydro-1,2,4-triazine-3-carboxylic acid (CAS 1214640-04-6)
- 1142212-68-7 4,4-Dimethyl-1-(1-naphthyl)-1,4-dihydropyrimidine-2-thiol (CAS 1142212-68-7)
- methyl 3-cyano-1H-indazole-6-carboxylate (CAS 1374258-28-2)
- (E)-1,2-Difluoro-3-(2-nitrovinyl)benzene (CAS 934625-92-0)
- methyl 2-(methylamino)-2-phenylacetate (CAS 107635-11-0)
- (3S,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)dihydrofuran-2(3H)-one (CAS 42417-44-7)
- 3-Deuteriooxy-1-[(8s,10s,11s,13s,14s,16r,17r)-11,16,17-trideuteriooxy-9-fluoro-10,13-dimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]propane-1,2-dione (CAS 124979-27-7)
- Semaglutide impurity 277 (CAS CATO-C4X-2226277)
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