2,6-Dichloro-3-(3-chloropropyl)quinazolin-4(3H)-one CAS 34954-75-1
| CAS No. | 34954-75-1 |
| Molecular Formula | C11H9Cl3N2O |
| Molecular Weight | 291.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,6-Dichloro-3-(3-chloropropyl)quinazolin-4(3H)-one (CAS 34954-75-1), molecular formula C11H9Cl3N2O and molecular weight 291.56 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H9Cl3N2O, 2,6-Dichloro-3-(3-chloropropyl)quinazolin-4(3H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 291.56 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), 2,6-Dichloro-3-(3-chloropropyl)quinazolin-4(3H)-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 | C11H9Cl3N2O |
| Molecular Weight | 291.56 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichloro Standards
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Recommended Standards
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- 1-[Chloro(difluoro)methoxy]-2-nitro-3-(trifluoromethyl)benzene (CAS 1417567-81-7)
- Econazole impurity 19 (CAS 27523-08-6)
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- 2-Chloro-N-[3-(1H-imidazol-1-yl)propyl]benzene-1-sulfonamide (CAS 321717-89-9)
- 2,4-Dibromo-3-pentanone (CAS 815-60-1)
- 7-Methoxy-2-(methylsulfonyl)-1,2,3,4-tetrahydroisoquinoline (CAS 935543-18-3)
- 1-((4-Bromobenzyl)oxy)-2,3-dichlorobenzene (CAS 1270974-67-8)
- Methanesulfonic acid, hydroxy-, magnesium complex (CAS 83529-10-6)
- (S)-1-(4-fluorophenyl)pentan-1-amine (CAS 402750-75-8)
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