2-Ethyl-5,6-dimethyl-3-oxo-2,3-dihydropyridazine-4-carbonitrile CAS 98997-08-1
| CAS No. | 98997-08-1 |
| Molecular Formula | C9H11N3O |
| Molecular Weight | 177.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-Ethyl-5,6-dimethyl-3-oxo-2,3-dihydropyridazine-4-carbonitrile 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.
CATO supplies 2-Ethyl-5,6-dimethyl-3-oxo-2,3-dihydropyridazine-4-carbonitrile (CAS 98997-08-1), a certified reference material (molecular formula C9H11N3O, MW 177.20 g/mol) for analytical method development and quality control.
2-Ethyl-5,6-dimethyl-3-oxo-2,3-dihydropyridazine-4-carbonitrile (C9H11N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C9H11N3O |
| Molecular Weight | 177.20 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 |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- 3-(2,6-Dimethyl-4-pyridinyl)-2-propenoic acid (CAS 1023817-32-4)
- 2,2-Dimethyl-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 10514-70-2)
- 3-(1,5-Dimethyl-1H-pyrazol-3-yl)-5-methylisoxazole (CAS 113411-43-1)
- 2,7-dimethyl-3,4-dihydro-2H-1,4-benzoxazin-3-one (CAS 114603-36-0)
- 2,2-Dimethyl-2H-pyrano[2,3-b]pyridin-4(3H)-one (CAS 122262-38-8)
- 1,5-Dimethyl-N-(prop-2-yn-1-yl)-1H-pyrazole-3-carboxamide (CAS 1437454-93-7)
- 2,4-Dimethyl-5,6-dihydropyrido[2,3-d]pyrimidin-7(8H)-one (CAS 145733-63-7)
- 3'-β-Dimethyl-β-nitrostyrene (CAS 147102-55-4)
Recommended Standards
- 2-ethyl-2H-1,4-benzoxazin-3(4H)-one (CAS 90921-75-8)
- 2-Formyl-N,N-dimethylbenzamide (CAS 252957-95-2)
- 2-Ethoxy-3-methoxybenzonitrile (CAS 80365-00-0)
- 2-Hydroxy-1,5,6-trimethylimidazo [4,5-B] Pyridine (CAS 887406-59-9)
- 1-((Benzyloxy)carbonyl)-1,2,3,4-tetrahydroquinoline-5-carboxylic acid (CAS 1340172-54-4)
- (R)-2-(Ethyl(1-methylpiperidin-3-yl)amino)ethanol (CAS 1354018-82-8)
- (5-Chloro-1H-benzo[d]imidazol-2-yl)methanethiol (CAS 68946-04-3)
- 4,5-Dimethyl-1'-(2-oxooxolan-3-yl)-1',2'-dihydrospiro[1,3-dioxolane-2,3'-indole]-2'-one (CAS 1008999-03-8)
- (3E)-3-{[(2,6-dichlorophenyl)methoxy]imino}-1-phenylpropan-1-one (CAS 338976-81-1)
- 4-Chloro-N-(4-fluorobenzyl)-2-methylaniline (CAS 1036628-11-1)
- 8-Chloroquinoline-2,4-diol (CAS 1822902-32-8)
- Ethyl 5-bromoindazole-1-carboxylate (CAS 1456070-27-1)
- 1-(4-(Benzyloxy)phenyl)-3-phenylthiourea (CAS 335218-44-5)
- Acetyl decapeptide-3 (CAS 935288-50-9)
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