2-(3-Ethoxy-4-hydroxybenzylidene)malononitrile CAS 15728-34-4
| CAS No. | 15728-34-4 |
| Molecular Formula | C12H10N2O2 |
| Molecular Weight | 214.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-(3-Ethoxy-4-hydroxybenzylidene)malononitrile 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.
2-(3-Ethoxy-4-hydroxybenzylidene)malononitrile (CAS 15728-34-4), molecular formula C12H10N2O2 and molecular weight 214.22 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-(3-Ethoxy-4-hydroxybenzylidene)malononitrile (C12H10N2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 214.22 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 | C12H10N2O2 |
| Molecular Weight | 214.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 2 |
Related Ethoxy Standards
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Recommended Standards
- 4-(Phenylamino)nicotinic acid (CAS 15871-49-5)
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- 4-hydroxy-2-phenylbenzoic acid (CAS 155503-85-8)
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- Ammonium L-glutamate (CAS 10366-72-0)
- 1-Methyl-3,3-diphenyltetrahydro-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole (CAS 133261-83-3)
- Tert-butyl 7-fluoro-2,9-diazaspiro[5.5]Undecane-2-carboxylate (CAS 1785633-49-9)
- [4-(3,5-dimethyl-1h-pyrazol-1-yl)phenyl]methanamine dihydrochloride (CAS 1184995-77-4)
- YD2 (CAS 1201915-91-4)
- 3-Cyclopentylisoxazole-4-carboxylic acid (CAS 1368184-98-8)
- (2R,3R,4R,5R)-5-(6-Amino-9H-purin-9-yl)-4-((tert-butyldimethylsilyl)oxy)-2-(hydroxymethyl)tetrahydrofuran-3-ol (CAS 69504-13-8)
- 2-Methoxynaphthalen-1-yl acetate (CAS 27581-07-3)
- Tau Peptide (306-317) trifluoroacetate salt (CAS 1003007-59-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com