2-(2-Ethoxybenzylidene)malononitrile CAS 2826-31-5
| CAS No. | 2826-31-5 |
| Molecular Formula | C12H10N2O |
| Molecular Weight | 198.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 198.22 g/mol gives 2-(2-Ethoxybenzylidene)malononitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(2-Ethoxybenzylidene)malononitrile (CAS 2826-31-5), molecular formula C12H10N2O and molecular weight 198.22 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 2-(2-Ethoxybenzylidene)malononitrile is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 198.22 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), 2-(2-Ethoxybenzylidene)malononitrile 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 | C12H10N2O |
| Molecular Weight | 198.22 g/mol |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Related Ethoxybenzylidene Standards
- 2-(4-Ethoxybenzylidene)malononitrile (CAS 2826-27-9)
- N-(4-Ethoxybenzylidene)-1H-pyrrol-1-amine (CAS 397848-64-5)
- N-(3-Ethoxybenzylidene)-4H-1,2,4-triazol-4-amine (CAS 328262-60-8)
- N-(4-Ethoxybenzylidene)-1H-1,2,4-triazol-5-amine (CAS 322413-06-9)
- (E)-2-(4-Ethoxybenzylidene)hydrazine-1-carbothioamide (CAS 1548686-57-2)
- (Z)-5-(4-Ethoxybenzylidene)thiazolidine-2,4-dione (CAS 1099596-25-4)
- (E)-4-((4-Ethoxybenzylidene)amino)benzonitrile (CAS 24742-30-1)
- N'-(2-Ethoxybenzylidene)furan-2-carbohydrazide (CAS 292180-80-4)
Recommended Standards
- 2-(2,6-Dimethoxyphenoxy)ethanol (CAS 6161-82-6)
- 2-(2-furyl)-5-methyl-1H-1,3-benzimidazole (CAS 83330-28-3)
- 2-(1-methyl-3-phenyl-1H-1,2,4-triazol-5-yl)acetonitrile (CAS 87924-04-7)
- 2-(2-Hydroxy-4-methylphenyl)propane-1,2,3-triol (CAS 93236-15-8)
- 4-(Chloromethyl)-1,2-bis(octyloxy)benzene (CAS 870719-43-0)
- 2-(Furan-2-yl)-4,5-dihydro-1H-imidazole (CAS 40029-93-4)
- 2-Bromo-3-chloro-2-(trifluoromethyl)-1,1,1-trifluoropropane (CAS 883498-84-8)
- N-(2,2-dimethylthietan-3-yl)tetrahydro-2H-thiopyran-4-amine (CAS 1866028-83-2)
- 2-(Butoxymethyl)benzaldehyde (CAS 1379066-26-8)
- Ozefloxacin Impurity 10 (CAS 211576-36-2)
- 3-Bromo-N,N-dimethyladamantane-1-carboxamide (CAS 924844-14-4)
- 5-Bromo-3-chloro-2-methyl-2H-indazole (CAS 1243288-50-7)
- (3-((3-Chloro-4-fluorophenyl)carbamoyl)phenyl)boronic acid (CAS 1072946-04-3)
- Semaglutide impurity 54 (CAS CATO-C4X-222654)
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