2,4-dichloro-8-(trifluoromethoxy)quinazoline CAS 959237-48-0
| CAS No. | 959237-48-0 |
| Molecular Formula | C9H13Cl2F3N2O |
| Molecular Weight | 293.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2,4-dichloro-8-(trifluoromethoxy)quinazoline is closely related to an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2,4-dichloro-8-(trifluoromethoxy)quinazoline (CAS 959237-48-0) is a high-purity analytical reference standard with the molecular formula C9H13Cl2F3N2O and a molecular weight of 293.11 g/mol.
Based on its molecular formula C9H13Cl2F3N2O, 2,4-dichloro-8-(trifluoromethoxy)quinazoline contains an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 293.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
As a certified reference material (CRM), 2,4-dichloro-8-(trifluoromethoxy)quinazoline 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 | C9H13Cl2F3N2O |
| Molecular Weight | 293.11 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related dichloro Standards
- 2,4-Dichloro-6-(4-fluorophenyl)quinazoline (CAS 1003042-27-0)
- Methyl 1-((2,6-dichloro-5-methoxypyrimidin-4-yl)oxy)cyclopropane-1-carboxylate (CAS 1572048-45-3)
- 1,4-Dichloro-5-hydroxyanthracene-9,10-dione (CAS 6770-15-6)
- 2-((5,7-Dichloro-2,2-dimethylbenzo[d][1,3]dioxol-4-yl)oxy)acetic acid (CAS 89097-25-6)
- 2,4-Dichloro-1-hydroxyanthracene-9,10-dione (CAS 40459-15-2)
- 2,9-Dichloro-5-nitroacridine (CAS 670241-56-2)
- 4,6-Dichloro-2-(2-fluoro-phenyl)-quinazoline (CAS 885277-47-4)
- 4,6-Dichloro-2-(4-fluoro-phenyl)-quinazoline (CAS 461036-88-4)
Recommended Standards
- 2-(4-Bromophenoxy)benzoic acid (CAS 74744-77-7)
- 3-(4-Bromophenoxy)benzoic acid (CAS 77317-51-2)
- 2-(2-Bromophenoxy)benzoic acid (CAS 917477-33-9)
- 4-(2-Bromophenoxy)benzoic acid (CAS 86607-80-9)
- {[3-(methoxymethyl)-1,2,4-oxadiazol-5-yl]methyl}amine hydrochloride (CAS 1185058-98-3)
- 4-Bromo-2-methyl-2,3-dihydrobenzofuran-7-carboxylic acid (CAS 2735321-34-1)
- CAS 2130036-53-0 (CAS 2130036-53-0)
- Methyl 4-(tert-butoxy)benzoate (CAS 62370-08-5)
- (2E)-2-(5-Amino-1,3,4-thiadiazol-2-yl)-3-(2,4-dichlorophenyl)prop-2-enenitrile (CAS 338775-21-6)
- Benzo[d]thiazole-2-sulfonyl chloride (CAS 2824-46-6)
- EThyl 4-amino-1-(3-fluorophenyl)-6-oxo-6,7-dihydro-1h-pyrazolo[3,4-b]pyridine-5-carboxylate (CAS 2089391-68-2)
- 2-Bromo-4,6-dichlorobenzoic acid methyl ester (CAS 943975-32-4)
- N-Cyclopropylpteridin-4-amine (CAS 1774903-82-0)
- Exenatide (CAS 141758-74-9)
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