Oxazole-2,5-dicarboxylic acid CAS 1449569-97-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1449569-97-4 |
| Molecular Formula | C5H3NO5 |
| Molecular Weight | 157.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Oxazole-2,5-dicarboxylic acid (CAS 1449569-97-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H3NO5. Molecular weight: 157.08 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H3NO5 |
| Molecular Weight | 157.08 g/mol |
| Appearance | Off-white to pale 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, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 1 |
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- 2-ethyl-1,3-oxazole-5-carboxylic acid (CAS 1257266-48-0)
Recommended Standards
- 3,5-dioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carboxylic acid (CAS 13924-15-7)
- Isoxazole-3,4-dicarboxylic acid (CAS 15440-76-3)
- 3-Nitroisoxazole-5-carboxamide (CAS 1224594-00-6)
- Ethyl 4-amino-2,5-dimethylthieno[2,3-d]pyrimidine-6-carboxylate (CAS 923747-62-0)
- (2Z)-2-[(Z)-4-Chlorobenzoyl]-3-[(2-methoxyethyl)amino]-3-(methylsulfanyl)prop-2-enenitrile (CAS 866151-80-6)
- 4-(2-bromophenoxy)pyridine (CAS 33399-23-4)
- 4-Amino-2-(4-methyl-piperidin-1-yl)-benzamide (CAS 878620-99-6)
- 4-(4-(Methylsulfonyl)-1,4-diazepan-1-yl)aniline (CAS 1018592-95-4)
- 3,5-Dibromo-2-chloro-6-methoxypyridine (CAS 2432849-11-9)
- Cholecystokinin Octapeptide (sulfated) (H-2060.0005) (CAS 25679-23-6)
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