5-(4-Methoxyphenyl)oxazole-2-carboxylic acid CAS 1019-93-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1019-93-8 |
| Molecular Formula | C11H9NO4 |
| Molecular Weight | 219.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-Methoxyphenyl)oxazole-2-carboxylic acid (CAS 1019-93-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H9NO4. Molecular weight: 219.19 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H9NO4 |
| Molecular Weight | 219.19 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, 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.) | 1957 |
| Nitrogen Atoms | 1 |
Related Methoxyphenyl Standards
- 2-(4-Methoxyphenyl)oxazole-4-carboxylic acid (CAS 1065102-54-6)
- 5-(3-Methoxyphenyl)oxazole-4-carboxylic acid (CAS 1083274-30-9)
- 3-(3-Methoxyphenyl)isoxazole-5-carboxylic acid (CAS 883546-38-1)
- 3-(4-Methoxyphenyl)isoxazole-5-carboxylic acid (CAS 618383-47-4)
- 5-(2-Methoxyphenyl)-1,2-oxazole-3-carboxylic acid (CAS 668971-16-2)
- 5-(2-Methoxyphenyl)-1,2-oxazole-4-carboxylic acid (CAS 887408-15-3)
- 5-(3-Methoxyphenyl)isoxazole-3-carboxylic acid (CAS 668971-56-0)
- 5-(3-Methoxyphenyl)isoxazole-4-carboxylic acid (CAS 887408-16-4)
Recommended Standards
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- 6,6-Difluoro-3-azabicyclo[3.1.0]hexan-2-one (CAS 159397-66-7)
- 2-Chloro-N-(4-methyl-pyrimidin-2-yl)-acetamide (CAS 726150-96-5)
- 7-(3,4-Dimethoxyphenyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 886503-05-5)
- (β-Asp5)-Delta-Sleep Inducing Peptide (CAS 82602-88-8)
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