1-Methyl-4-(phenylamino)quinazolin-2(1H)-one CAS 92554-69-3
| CAS No. | 92554-69-3 |
| Molecular Formula | C15H13N3O |
| Molecular Weight | 251.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C15H13N3O, 1-Methyl-4-(phenylamino)quinazolin-2(1H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 251.28 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).
CATO supplies 1-Methyl-4-(phenylamino)quinazolin-2(1H)-one (CAS 92554-69-3), a certified reference material (molecular formula C15H13N3O, MW 251.28 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C15H13N3O |
| Molecular Weight | 251.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- 3-Methyl-2-(phenylamino)quinazolin-4(3H)-one (CAS 14505-32-9)
- 1-Phenyl-2-(phenylamino)-1H-imidazol-4(5H)-one (CAS 33532-91-1)
- 1-Phenyl-3-(phenylamino)-1H-pyrazol-5(4H)-one (CAS 7186-66-5)
- 4-((Phenylamino)methyl)phthalazin-1(2H)-one (CAS 303995-47-3)
- 4-(Phenylamino)-2-(phenylimino)-3-pentene (CAS 19164-92-2)
- 3-Methyl-2-(phenylamino)quinolin-4(1H)-one (CAS 89609-66-5)
- 3-Phenyl-4-(phenylamino)-1H-1,2,4-triazol-5(4H)-one (CAS 57735-14-5)
- 4-Oxo-2-(phenylamino)-4,5-dihydrothiazole-5-acetic Acid (CAS 67309-49-3)
Recommended Standards
- 1-Methyl-3-phenyl-1H-indole-2-carboxylic acid (CAS 91606-00-7)
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- 1-Methyl-2-phenoxy-1H-indole-3-carbaldehyde (CAS 338416-80-1)
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- (2-Chloro-6-fluorobenzyl)(phenyl)sulfane (CAS 1443351-37-8)
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