1-Ethyl-2-methyl-4-nitro-1H-imidazole-5-carboxamide CAS 5413-94-5
| CAS No. | 5413-94-5 |
| Molecular Formula | C7H10N4O3 |
| Molecular Weight | 198.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 198.18 g/mol gives 1-Ethyl-2-methyl-4-nitro-1H-imidazole-5-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-Ethyl-2-methyl-4-nitro-1H-imidazole-5-carboxamide (CAS 5413-94-5), molecular formula C7H10N4O3 and molecular weight 198.18 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 1-Ethyl-2-methyl-4-nitro-1H-imidazole-5-carboxamide (C7H10N4O3) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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-2-methyl-4-nitro-1H-imidazole-5-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 | C7H10N4O3 |
| Molecular Weight | 198.18 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.) | 1958 |
| Nitrogen Atoms | 4 |
Recommended Standards
- 1-Acetyl-3-Hydroxy-1H-Pyrazole-4-Carboxylic Acid Ethyl Ester (CAS 478968-45-5)
- 1-Ethyl-3-methyl-4-nitro-1H-pyrazole-5-carboxamide (CAS 26308-58-7)
- 1,3-Dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbohydrazide (CAS 39513-55-8)
- 1-Ethyldihydro-6-imino-2,4,5(3H)-pyrimidinetrione 5-(O-Methyloxime) (CAS 71342-66-0)
- zeta-Cypermethrin (CAS 1315501-18-8)
- 3-Iodoisonicotinamide (CAS 4502-19-6)
- 5-(Trifluoromethyl)-1h-indazole-3-carbaldehyde (CAS 1782312-42-8)
- N-(2-Methoxydibenzo[b,d]furan-3-yl)-2-((5-(pyridin-4-yl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 477318-62-0)
- tert-Butyl 2-oxopropanoate (CAS 76849-54-2)
- Ceritinib Impurity 11 (CAS CATO-C4X-1048911)
- 4,6-Bis((4-fluorophenyl)thio)-2-(methylthio)pyrimidine (CAS 860650-70-0)
- 2-(2-Bromo-6-(difluoromethyl)-5-(trifluoromethyl)pyridin-3-yl)acetonitrile (CAS 1805044-69-2)
- 3-Fluoropicolinohydrazide (CAS 1046156-06-2)
- Tirzepatide Impurity 61 (CAS CATO-C4X-324061)
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