3-Ethoxy-4-nitro-1H-pyrazole-5-carboxylic acid CAS 400878-02-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 400878-02-6 |
| Molecular Formula | C6H7N3O5 |
| Molecular Weight | 201.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Ethoxy-4-nitro-1H-pyrazole-5-carboxylic acid (CAS 400878-02-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H7N3O5. Molecular weight: 201.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H7N3O5 |
| Molecular Weight | 201.14 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 2-(3-Methoxy-4-nitro-1h-pyrazol-1-yl)acetic acid (CAS 512809-53-9)
- 3-(3-(Chloromethyl)phenyl)-1-methyl-1H-pyrazole (CAS 912569-61-0)
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- 3-(1,2,4-oxadiazol-3-yl)propanoic acid (CAS 1092297-65-8)
- 6-Bromoisoquinoline 2-Oxide (CAS 223671-16-7)
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- Semaglutide Impurity 190 (CAS CATO-C4X-2226190)
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