4-Chloro-2-(difluoro(4-fluorophenyl)methyl)-7-fluoroquinazoline CAS 1282433-64-0
| CAS No. | 1282433-64-0 |
| Molecular Formula | C15H7ClF4N2 |
| Molecular Weight | 326.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 326.68 g/mol gives 4-Chloro-2-(difluoro(4-fluorophenyl)methyl)-7-fluoroquinazoline distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-Chloro-2-(difluoro(4-fluorophenyl)methyl)-7-fluoroquinazoline (CAS 1282433-64-0), a certified reference material (molecular formula C15H7ClF4N2, MW 326.68 g/mol) for analytical method development and quality control.
Based on its molecular formula C15H7ClF4N2, 4-Chloro-2-(difluoro(4-fluorophenyl)methyl)-7-fluoroquinazoline contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 326.68 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).
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 | C15H7ClF4N2 |
| Molecular Weight | 326.68 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 4-Chloro-2-(difluoro(4-fluorophenyl)methyl)-8-fluoroquinazoline (CAS 1241915-47-8)
- 7-chloro-2-methyl-1,6-naphthyridin-3-yl trifluoromethanesulfonate (CAS 1455035-96-7)
- 6-Chloro-9-nitro-5H-benzo[a]phenoxazin-5-one (CAS 73397-12-3)
- 6-Chloro-9-(4-methylbenzyl)-2-(trifluoromethyl)-9H-purine (CAS 105183-02-6)
- (1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-indol-3-yl)methanol (CAS 338409-97-5)
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-2-(4-methoxyphenyl)acetonitrile (CAS 338407-10-6)
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-3,4-dihydroisoquinolin-1(2H)-one (CAS 338956-66-4)
- 2-(6-Chloro-3-pyridyl)-5-[5-(trifluoromethyl)-2-pyridyl]-1,3,4-oxadiazole (CAS 265307-78-6)
Recommended Standards
- 3-(((4-Chlorophenyl)sulfonyl)methyl)-5-(trifluoromethyl)-1,2,4-oxadiazole (CAS 1024253-22-2)
- 4-Fluoro-3-((trifluoromethyl)sulfonyl)benzene-1-sulfonyl chloride (CAS 1027345-07-8)
- Quinolone analog 2 (CAS CATO-C4X-1074138)
- Ethyl 2-(2-(2-chloroacetyl)hydrazinyl)-4-(trifluoromethyl)pyrimidine-5-carboxylate (CAS 648859-91-0)
- 4-Bromo-5-(difluoromethyl)-1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazole (CAS 2432829-41-7)
- 5-Bromo-1,3-dimethyl-2-propoxybenzene (CAS 247080-84-8)
- 3-{4-bromo-1H-pyrrolo[2,3-b]pyridin-1-yl}pyridine (CAS 2408443-13-8)
- 3-Chloro-5-(trifluoromethyl)benzoyl Chloride (CAS 886496-83-9)
- Quinoxaline-6-carboxamide (CAS 457882-95-0)
- 3-(4-Iodo-1h-pyrazol-1-yl)-2-(isopropylamino)-2-methylpropanoic acid (CAS 1340100-46-0)
- Chlorphenamine EP Impurity A (DiMaleate) (CAS CATO-C4X-11881)
- 2-Fluoro-5-methyl-4-phenylpyridine (CAS 1806475-54-6)
- 3-Bromo-1-isopropyl-1H-pyrazole-4-carboxylic acid (CAS 1517038-16-2)
- D-Pro36-Tirzepatide (CAS CATO-CPTD788903)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com