3-(4-Benzylidene-2-methyl-5-oxo-4,5-dihydro-1H-imidazol-1-yl)-2-ethylquinazolin-4(3H)-one CAS 114496-26-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 114496-26-3 |
| Molecular Formula | C21H18N4O2 |
| Molecular Weight | 358.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Benzylidene-2-methyl-5-oxo-4,5-dihydro-1H-imidazol-1-yl)-2-ethylquinazolin-4(3H)-one (CAS 114496-26-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H18N4O2. Molecular weight: 358.39 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H18N4O2 |
| Molecular Weight | 358.39 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- [{2-[(2,3-Dimethoxybenzyl)amino]-2-oxoethyl}(phenyl)amino]acetic acid (CAS 1142204-81-6)
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- 1142204-76-9 9317AC C19H22N2O5 [{2-[(3,4-Dimethoxybenzyl)amino]-2-oxoethyl}(phenyl)amino]acetic acid (CAS 1142204-76-9)
- 2-(5-Methyl-2-thienyl)ethanamine Hydrochloride (CAS 1215839-34-1)
- (S)-7,7-Difluorooctahydropyrrolo[1,2-a]pyrazine (CAS 1222710-79-3)
- (R)-N-Benzhydryl-2-(3-(3,5-bis(trifluoromethyl)phenyl)thioureido)-N,3,3-trimethylbutanamide (CAS 2748618-19-9)
- 4-Amino-1-isopropyl-1H-pyrazol-5-ol (CAS 198885-82-4)
- tert-Butyl ((5-cyanopyridin-3-yl)methyl)carbamate (CAS 1108724-20-4)
- 4,4-Dimethyl-1-(trimethylsilyl)pent-1-yn-3-one (CAS 53723-94-7)
- Peptide Impurity 26 (CAS 1350456-66-4)
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