2-(4-Oxo-2-phenylquinazolin-3(4H)-yl)ethyl 2-nitrobenzoate CAS 90094-94-3
| CAS No. | 90094-94-3 |
| Molecular Formula | C23H17N3O5 |
| Molecular Weight | 415.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(4-Oxo-2-phenylquinazolin-3(4H)-yl)ethyl 2-nitrobenzoate (CAS 90094-94-3) is a high-purity analytical reference standard with the molecular formula C23H17N3O5 and a molecular weight of 415.40 g/mol.
Based on its molecular formula C23H17N3O5, 2-(4-Oxo-2-phenylquinazolin-3(4H)-yl)ethyl 2-nitrobenzoate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 415.40 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
CATO manufactures 2-(4-Oxo-2-phenylquinazolin-3(4H)-yl)ethyl 2-nitrobenzoate 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 | C23H17N3O5 |
| Molecular Weight | 415.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 3 |
Related Oxo Standards
- 2-(4-Oxo-2-phenylquinazolin-3(4H)-yl)-N-(phenylcarbamothioyl)acetamide (CAS 72045-60-4)
- 4-Oxo-2-phenylquinazolin-3(4H)-yl 4-chlorobenzenesulfonate (CAS 130536-25-3)
- 2-(4-Oxo-2-phenylquinazolin-3(4H)-yl)-N-(m-tolylcarbamothioyl)acetamide (CAS 72045-62-6)
- 2-(4-Oxo-2-phenylquinazolin-3(4H)-yl)-N-(o-tolylcarbamothioyl)acetamide (CAS 72045-61-5)
- 2-((2-Phenylquinazolin-4-yl)thio)-N-(p-tolyl)acetamide (CAS 332914-52-0)
- 2-(4-Oxo-2-phenylquinazolin-3(4H)-yl)ethyl benzoate (CAS 90094-99-8)
- Ethyl 4-((2-phenylquinazolin-4-yl)oxy)benzoate (CAS 866155-22-8)
- 1-Phenyl-2-((2-phenylquinazolin-4-yl)thio)ethanone (CAS 61580-05-0)
Recommended Standards
- (4-Bromophenyl)triphenylsilane (CAS 18737-40-1)
- Ethyl 3-(3-nitrobenzoyl)-5-(pyridin-2-yl)indolizine-1-carboxylate (CAS 853317-40-5)
- (3-Bromophenyl)triphenylsilane (CAS 185626-73-7)
- Ethyl 3-(4-nitrobenzoyl)-5-(pyridin-2-yl)indolizine-1-carboxylate (CAS 252201-19-7)
- rel-((1R,5S,6R)-tert-Butyl 6-hydroxy-8-azabicyclo[3.2.1]octane-8-carboxylate) (CAS 2199215-74-0)
- 1,3-Bis(2-chlorophenyl)propane-1,3-dione (CAS 942359-32-2)
- 4-Bromo-6-chloro-8-methyl-2-phenylquinoline (CAS 1189107-23-0)
- Brivaracetam Impurity 73 (CAS 2052297-80-8)
- MidazolaM-d6 (CAS 1246819-79-3)
- 2-(p-Tolyloxy)tetrahydro-2H-pyran (CAS 13481-09-9)
- N-(4-Methyl-3-nitropyridin-2-yl)acetohydrazide (CAS 1215205-33-6)
- Ethyl 6-(4-nitrophenyl)-6-oxohexanoate (CAS 898777-61-2)
- 5-Ethoxy-2-methyl-4-phenyloxazole (CAS 93961-33-2)
- Glu17-Semaglutide (CAS CATO-C4X-2226209)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com