Ethyl 1-isopropyl-4-nitro-1h-pyrazole-3-carboxylate CAS 1356543-42-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1356543-42-4 |
| Molecular Formula | C9H13N3O4 |
| Molecular Weight | 227.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 1-isopropyl-4-nitro-1h-pyrazole-3-carboxylate (CAS 1356543-42-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H13N3O4. Molecular weight: 227.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H13N3O4 |
| Molecular Weight | 227.22 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 |
| 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.) | 1991 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 4-Amino-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-6(5H)-one (CAS 136010-91-8)
- 6-Phenoxy-1H-purin-2-amine (CAS 134760-65-9)
- 2-(3-Oxo-5,6-dihydro-3h-[1,2,4]triazolo[3,4-c][1,4]oxazin-2(8h)-yl)butanoic acid (CAS 1384428-26-5)
- (S)-1-(2,3-Dihydro-1H-inden-5-yl)ethan-1-amine (CAS 1212278-77-7)
- N-(2-Chlorobenzyl)-2-(6-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)acetamide (CAS 1173081-75-8)
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