2-Cyano-3-(2,5-dimethoxyphenyl)-N-(4-ethylphenyl)propanamide CAS 1260950-65-9
| CAS No. | 1260950-65-9 |
| Molecular Formula | C20H22N2O3 |
| Molecular Weight | 338.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-Cyano-3-(2,5-dimethoxyphenyl)-N-(4-ethylphenyl)propanamide (CAS 1260950-65-9) is a high-purity analytical reference standard with the molecular formula C20H22N2O3 and a molecular weight of 338.40 g/mol.
2-Cyano-3-(2,5-dimethoxyphenyl)-N-(4-ethylphenyl)propanamide (C20H22N2O3) contains a steroid core, 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.
CATO manufactures 2-Cyano-3-(2,5-dimethoxyphenyl)-N-(4-ethylphenyl)propanamide 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.
Physical & Chemical Properties
| Molecular Formula | C20H22N2O3 |
| Molecular Weight | 338.40 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
Related Cyano Standards
- 2-Cyano-3-(2,5-dimethoxyphenyl)-N-(2,5-dimethylphenyl)propanamide (CAS 1260905-86-9)
- 2-Cyano-3-(2,5-dimethoxyphenyl)-N-(3,5-dimethylphenyl)propanamide (CAS 1260915-78-3)
- 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2-ethylphenyl)propanamide (CAS 1260935-48-5)
- 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2,3-dimethylphenyl)propanamide (CAS 1260936-02-4)
- 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2,5-dimethylphenyl)propanamide (CAS 1260944-20-4)
- 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(3,4-dimethylphenyl)propanamide (CAS 1260986-11-5)
- 2-Cyano-3-(2,5-dimethoxyphenyl)-N-(2-ethylphenyl)propanamide (CAS 1260997-41-8)
- 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2,4-dimethylphenyl)propanamide (CAS 1261014-39-4)
Recommended Standards
- 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(4-ethylphenyl)propanamide (CAS 1261014-69-0)
- 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(3,5-dimethylphenyl)propanamide (CAS 1261016-66-3)
- 4-(6-Fluorobenzo[d]thiazol-2-yl)-N-(2-methoxyethyl)piperazine-1-carboxamide (CAS 1207002-51-4)
- 2-Cyano-3-(2,5-dimethoxyphenyl)-N-(3,4-dimethylphenyl)propanamide (CAS 1261020-01-2)
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