5-Ethoxy-1H-pyrazole-3-carboxylic acid CAS 89831-43-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89831-43-6 |
| Molecular Formula | C6H8N2O3 |
| Molecular Weight | 156.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-Ethoxy-1H-pyrazole-3-carboxylic acid (CAS 89831-43-6) pharmaceutical standards reference standard. Molecular formula: C6H8N2O3. Molecular weight: 156.14 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H8N2O3 |
| Molecular Weight | 156.14 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 2 |
Related Ethoxy Standards
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Recommended Standards
- 5-Amino-6-(methylamino)pyrimidine-2,4(1H,3H)-dione (CAS 80277-74-3)
- 5-Ethoxyoxazole-4-carboxamide (CAS 201217-46-1)
- 5-Amino-2-methyloxazole-4-carbohydrazide (CAS 99419-09-7)
- ((3-(Trifluoromethyl)phenyl)sulfonyl)methionine (CAS 1009729-55-8)
- Trimethyl cyclohexane-1,2,4-tricarboxylate (CAS 185855-30-5)
- rel-((2R,7aR)-2-(Trifluoromethyl)hexahydro-1H-pyrrolizin-7a-yl)methanol (CAS 2621937-77-5)
- 3-(3,5-Difluorophenyl)propionic Acid (CAS 84315-24-2)
- tert-Butyl 3-(aminomethyl)-3-(trifluoromethyl)pyrrolidine-1-carboxylate (CAS 1260901-24-3)
- 2-Formamido-4-methylhexanoic acid (CAS 1341316-58-2)
- Peptide Impurity 13 (CAS CATO-CPTD788813)
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