3-Acetyl-6-methylpyridazine-4-carboxamide CAS 445458-19-5
| CAS No. | 445458-19-5 |
| Molecular Formula | C8H9N3O2 |
| Molecular Weight | 179.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-Acetyl-6-methylpyridazine-4-carboxamide 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.
3-Acetyl-6-methylpyridazine-4-carboxamide (CAS 445458-19-5), molecular formula C8H9N3O2 and molecular weight 179.18 g/mol, is a CATO reference standard with documented purity and traceability.
3-Acetyl-6-methylpyridazine-4-carboxamide (C8H9N3O2) 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.
Physical & Chemical Properties
| Molecular Formula | C8H9N3O2 |
| Molecular Weight | 179.18 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Acetyl Standards
- 6-methylpyridazine-3-sulfonamide (CAS 1247738-40-4)
- 6-Methylpyridazine-3,4-dicarboxamide (CAS 16082-04-5)
- 6-methylpyridazine-3-sulfonyl fluoride (CAS 1936322-04-1)
- 3-ethyl-6-methylpyridazine-4-carboxylic acid (CAS 1461708-91-7)
- 6-ethyl-3-methylpyridazine-4-carboxylic acid (CAS 1461715-00-3)
- ethyl 3-methylpyridazine-4-carboxylate (CAS 98832-80-5)
- ethyl 5-methylpyridazine-4-carboxylate (CAS 92929-53-8)
- ethyl 6-methylpyridazine-4-carboxylate (CAS 42602-52-8)
Recommended Standards
- 3,7-Dimethyl-1H-pyrrolo[3,2-d]pyrimidine-2,4(3H,5H)-dione (CAS 67855-91-8)
- 3-Ethyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine-5,7-diamine (CAS 7256-20-4)
- 3-(5-Methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)propanenitrile (CAS 6388-18-7)
- 3-Ethylpyrazolo[1,5-a]pyrimidine-5,7(4H,6H)-dione (CAS 779353-63-8)
- Thymidine 3,5-Diphosphate Disodium Salt (CAS 386229-77-2)
- (7,8-Dihydro-1H,6H-[1,4]dioxepino[2',3':4,5]benzo[1,2-d]imidazol-2-yl)methanol (CAS 1178374-47-4)
- 5-(4-Methoxyphenyl)-2H-tetrazole (CAS 6926-51-8)
- 1,4-Diethyl-1,2,3,4-tetrahydroquinoxaline (CAS 72119-43-8)
- 1,1,2,2-Tetramethoxycyclohexane (CAS 163125-34-6)
- 5-Methyl-2-(trifluoromethyl)pyridine (CAS 1620-71-9)
- N-(1-(3-Amino-5-oxo-2,5-dihydro-1,2,4-triazin-6-yl)ethyl)benzamide (CAS 90176-01-5)
- Tetrahydroxymethylphosphonium chloride solution (CAS 124-64-1)
- 2-(Isobutylamino)-3-methylbutanamide (CAS 1247694-47-8)
- Tirzepatide Impurity 38 (CAS CATO-C4X-324038)
Why CATO?
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