4-Chloro-N-(5,6-dihydrobenzo[h]quinazolin-2-yl)benzamide CAS 339010-22-9
| CAS No. | 339010-22-9 |
| Molecular Formula | C19H14ClN3O |
| Molecular Weight | 335.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 4-Chloro-N-(5,6-dihydrobenzo[h]quinazolin-2-yl)benzamide (CAS 339010-22-9), a certified reference material (molecular formula C19H14ClN3O, MW 335.79 g/mol) for analytical method development and quality control.
Structurally, 4-Chloro-N-(5,6-dihydrobenzo[h]quinazolin-2-yl)benzamide (C19H14ClN3O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 335.79 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 4-Chloro-N-(5,6-dihydrobenzo[h]quinazolin-2-yl)benzamide 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 | C19H14ClN3O |
| Molecular Weight | 335.79 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- (-)-(3AR,6AR)-TETRAHYDRO-2,2-DIMETHYL-4H-CYCLOPENTA-1,3-DIOXOL-4-ONE (CAS 148743-86-6)
- 1-Phenyl-4-(thiophen-3-yl)-1H-pyrazol-5-amine (CAS 165404-13-7)
- endo-Ser39-Tirzepatide (CAS CATO-CPTD788935)
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