2-(2-Chlorophenyl)-2,3-dihydroquinazolin-4(1H)-one CAS 13324-80-6
| CAS No. | 13324-80-6 |
| Molecular Formula | C14H11ClN2O |
| Molecular Weight | 258.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(2-Chlorophenyl)-2,3-dihydroquinazolin-4(1H)-one (C14H11ClN2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 258.70 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
2-(2-Chlorophenyl)-2,3-dihydroquinazolin-4(1H)-one (CAS 13324-80-6), molecular formula C14H11ClN2O and molecular weight 258.70 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-(2-Chlorophenyl)-2,3-dihydroquinazolin-4(1H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C14H11ClN2O |
| Molecular Weight | 258.70 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- (2Z)-2-(4-chlorophenyl)-3-phenylacrylic acid (CAS 10465-70-0)
- 5-[(2-chlorophenyl)carbonyl]-2,3-dihydro-1-benzofuran (CAS 1096942-27-6)
- 2-(4-Chlorophenyl)-2,3-dihydroquinazolin-4(1h)-one (CAS 13165-11-2)
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- (3-(4-Chlorophenyl)oxiran-2-yl)(phenyl)methanone (CAS 6969-01-3)
Recommended Standards
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