4,6-Dichloro-2-(trifluoromethyl)quinazoline CAS 746671-32-9
| CAS No. | 746671-32-9 |
| Molecular Formula | C9H3Cl2F3N2 |
| Molecular Weight | 267.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 4,6-Dichloro-2-(trifluoromethyl)quinazoline (CAS 746671-32-9), a certified reference material (molecular formula C9H3Cl2F3N2, MW 267.03 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H3Cl2F3N2, 4,6-Dichloro-2-(trifluoromethyl)quinazoline 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 267.03 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.
CATO manufactures 4,6-Dichloro-2-(trifluoromethyl)quinazoline under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H3Cl2F3N2 |
| Molecular Weight | 267.03 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-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.) | 1986 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichloro Standards
- 2,4-Dichloro-5-(trifluoromethyl)quinazoline (CAS 134517-56-9)
- 4,7-Dichloro-2-(trifluoromethyl)quinazoline (CAS 147972-25-6)
- 4,5-Dichloro-2-(trifluoromethyl)quinazoline (CAS 1603341-18-9)
- 4,7-Dichloro-6-(trifluoromethyl)quinazoline (CAS 1698027-38-1)
- 1,4-Dichloro-6-(trifluoromethyl)phthalazine (CAS 26238-16-4)
- 2,3-Dichloro-6-(trifluoromethyl)quinoxaline (CAS 55686-95-8)
- 2,4-dichloro-6-(trifluoromethyl)quinazoline (CAS 864291-30-5)
- 2,4-Dichloro-8-(trifluoromethyl)quinazoline (CAS 959237-52-6)
Recommended Standards
- 4,8-Dichloro-2-(trifluoromethyl)quinazoline (CAS 887592-26-9)
- 6,8-Dichloro-3-(trifluoromethyl)-1,7-naphthyridine (CAS 2489629-32-3)
- 2-bromo-1-(2,4,6-trifluorophenyl)propan-1-one (CAS 1152568-77-8)
- 4’-Bromo-2’-(trifluoromethyl)acetophenone (CAS 1197231-94-9)
- (R)-2-((1-Benzylpyrrolidin-3-yl)amino)ethanol (CAS 1353999-74-2)
- (S)-1-(2-((Isopropylamino)methyl)pyrrolidin-1-yl)ethanone (CAS 1354020-85-1)
- 1,5-Dichloro-2-methyl-3-nitrobenzene (CAS 64346-04-9)
- 1,3,7-Trimethyl-1H-indole-2-carboxylic acid (CAS 1015846-77-1)
- Atorvastatin Impurity 93 (CAS 163217-74-1)
- Diethyl 5-oxo-4,5-dihydro-1H-pyrazole-1,3-dicarboxylate (CAS 90438-40-7)
- 3-(3-Isopropoxyphenyl)pyrrolidine-2,5-dione (CAS 83656-29-5)
- 2-Methoxy-N-phenylnaphthalene-1-sulfinamide (CAS 343375-07-5)
- (3,5-Difluorophenyl)trimethylsilane (CAS 149130-47-2)
- Insulin Degludec Impurity 6 (CAS CATO-C4X-21576)
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