(E)-2-(2,4-dichlorostyryl)-3-phenylquinazolin-4(3H)-one CAS 190437-53-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 190437-53-7 |
| Molecular Formula | C22H14Cl2N2O |
| Molecular Weight | 393.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (E)-2-(2,4-dichlorostyryl)-3-phenylquinazolin-4(3H)-one (CAS 190437-53-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H14Cl2N2O. Molecular weight: 393.27 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C22H14Cl2N2O |
| Molecular Weight | 393.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related E Standards
- (E)-2-(2,4-dichlorostyryl)-1-(4-methylbenzyl)-1H-benzo[d]imidazole (CAS 321433-12-9)
- (E)-3-((2-(2,4-dichlorostyryl)-1H-benzo[d]imidazol-1-yl)methyl)benzonitrile (CAS 321433-19-6)
- (E)-6-(2,6-dichlorostyryl)-2-(ethylthio)-4,4-dimethyl-1,4-dihydropyrimidine (CAS 303148-85-8)
- (E)-2-(2,4-dichlorostyryl)-1-(4-(trifluoromethyl)benzyl)-1H-benzo[d]imidazole (CAS 321433-13-0)
- (E)-4-(2,4-dichlorostyryl)-8-phenoxy-2,3-dihydrothieno[3,2-c]quinoline (CAS 865658-57-7)
- (E)-4-(2,6-dichlorostyryl)-8-phenoxy-2,3-dihydrothieno[3,2-c]quinoline (CAS 866018-48-6)
- (E)-6-(2,4-dichlorostyryl)-4,4-dimethyl-2-(methylthio)-1,4-dihydropyrimidine (CAS 329234-89-1)
- (E)-6-(2,6-dichlorostyryl)-4,4-dimethyl-2-(methylthio)-1,4-dihydropyrimidine (CAS 282523-31-3)
Recommended Standards
- 5-[3-(Trifluoroacetyl)aminopropyn-1-yl]uridine (CAS 120609-05-4)
- (2-((4-Bromobenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)(2-fluorophenyl)methanone (CAS 851800-60-7)
- 5-(5-(2-Bromo-4-(4,5-dihydrooxazol-2-yl)phenoxy)pentyl)-3-methylisoxazole (CAS 105639-04-1)
- 6-Chloro-3-methyl-1H-indole-2-carboxylic acid (CAS 441801-03-2)
- Tert-butyl 3-fluoro-4-(hydroxyimino)piperidine-1-carboxylate (CAS 1937212-54-8)
- 2-Chloro-6-fluoro-4-hydroxybenzaldehyde (CAS 917827-97-5)
- Ethyl 2-(4,6-dioxo-1,4,5,6-tetrahydro-1,3,5-triazin-2-yl)acetate (CAS 89854-10-4)
- 5-Ethyl-N-(5-methylisoxazol-3-yl)furan-2-carboxamide (CAS 697230-38-9)
- 3-(3-Pyrazin-2-yl-1,2,4-oxadiazol-5-yl)propanoic acid (CAS 849925-05-9)
- Semaglutide impurity 37 (CAS CATO-C4X-222637)
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