1-ethyl-6-oxo-1,6-dihydropyridazine-3-carboxylic acid CAS 171672-98-3
| CAS No. | 171672-98-3 |
| Molecular Formula | C7H12N2O3 |
| Molecular Weight | 172.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 172.18 g/mol gives 1-ethyl-6-oxo-1,6-dihydropyridazine-3-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-ethyl-6-oxo-1,6-dihydropyridazine-3-carboxylic acid (CAS 171672-98-3) is a high-purity analytical reference standard with the molecular formula C7H12N2O3 and a molecular weight of 172.18 g/mol.
Based on its molecular formula C7H12N2O3, 1-ethyl-6-oxo-1,6-dihydropyridazine-3-carboxylic acid contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 172.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
As a certified reference material (CRM), 1-ethyl-6-oxo-1,6-dihydropyridazine-3-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H12N2O3 |
| Molecular Weight | 172.18 g/mol |
| Appearance | 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2006 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 2-(2-Methylbenzo[d]oxazol-7-yl)acetonitrile (CAS 1708250-40-1)
- 5-Ethyl-2,2-dimethyl-1,3-dioxane-4,6-dione (CAS 17216-65-8)
- 5-(Pyridin-2-yl)-1H-pyrrole-2-carbaldehyde (CAS 1706446-13-0)
- 2-(4-Ethyl-2-oxooxazolidin-3-yl)acetamide (CAS 172514-87-3)
- 1-(tert-Butyl)-5-(methylsulfonyl)-1H-tetrazole (CAS 873869-19-3)
- 6-Amino-4-cyclopropoxypyridine-2-sulfonamide (CAS 1243357-70-1)
- Methyl 3-(cyanomethyl)-4-methoxybenzoate (CAS 92288-32-9)
- 4’-Bromo-2’-methylacetophenone (CAS 65095-33-2)
- 4-(4-(2-Methyl-1,3-dioxolan-2-yl)phenyl)morpholine (CAS 826993-50-4)
- 3-(Aminomethyl)-4-methylpyridin-2(1H)-one hydrochloride (CAS 2301857-13-4)
- 3-(Difluoromethoxy)-5-nitrobenzofuran-2-carboxylic acid (CAS 1708079-40-6)
- Methyl 4-((tert-butoxycarbonyl)amino)-2-fluoro-6-methylbenzoate (CAS 2767328-80-1)
- Methyl (methylcarbamoyl)formate (CAS 54154-11-9)
- Peptide 442 (CAS CATO-CPTD788442)
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