1-Ethyl-3-isopropyl-5-nitro-1H-pyrazole-4-carboxamide CAS 476687-45-3
| CAS No. | 476687-45-3 |
| Molecular Formula | C9H14N4O3 |
| Molecular Weight | 226.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Ethyl-3-isopropyl-5-nitro-1H-pyrazole-4-carboxamide (CAS 476687-45-3), a certified reference material (molecular formula C9H14N4O3, MW 226.23 g/mol) for analytical method development and quality control.
1-Ethyl-3-isopropyl-5-nitro-1H-pyrazole-4-carboxamide (C9H14N4O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1-Ethyl-3-isopropyl-5-nitro-1H-pyrazole-4-carboxamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H14N4O3 |
| Molecular Weight | 226.23 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.) | 2025 |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- Isopropyl 6-hydroxy-5-nitronicotinate (CAS CATO-C3D-263212)
- isopropyl 6-hydroxy-5-nitronicotinate (CAS CATO-C3D-263213)
- Ethyl 4-isopropyl-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 198826-86-7)
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- 2-Isopropyl-4-methyl-6-(methylthio)pyrimidine-5-carboxylic acid (CAS 926199-22-6)
- Methyl 6-isopropyl-2-methyl-1-oxaspiro[2.5]octane-2-carboxylate (CAS 1505091-20-2)
- Methyl 2-isopropyl-4,4-dimethyl-1-oxaspiro[2.4]heptane-2-carboxylate (CAS 1505976-81-7)
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Recommended Standards
- 1-Benzyl-1H-pyrazolo[3,4-d]pyridazin-4(5H)-one (CAS 41075-01-8)
- 1-Ethyl-5-nitro-3-propyl-1H-pyrazole-4-carboxamide (CAS 476687-43-1)
- 1-Acetyl-3H-pyrrolo[2,3-c]quinolin-4(5H)-one (CAS 918474-01-8)
- 1-Hydroxy-1-phenyl-1H-pyrrolo[3,4-c]pyridin-3(2H)-one (CAS 849322-40-3)
- N-1-Benzyl-2-chloro-N-1-ethyl-1,4-benzenediamine (CAS 893750-79-3)
- (4-(Piperidin-1-yl)phenyl)boronic acid hydrochloride (CAS 1310147-83-1)
- 4-(Pyridin-4-yl)-4,5,6,7-tetrahydro-3H-imidazo[4,5-c]pyridine (CAS 7271-08-1)
- 1-Amino-4-(isopropylamino)anthracene-9,10-dione (CAS 62649-65-4)
- 2,6-Di-tert-butyl-3-cyclopropoxypyridine (CAS 1243464-58-5)
- 5-Amino-1-methylquinolin-2(1H)-one (CAS 697738-99-1)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com