7-Chloro-2-(3,4-dichlorophenyl)-3-hydroxy-3,4-dihydroquinazolin-4-one CAS 477864-78-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 477864-78-1 |
| Molecular Formula | C14H7Cl3N2O2 |
| Molecular Weight | 341.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Chloro-2-(3,4-dichlorophenyl)-3-hydroxy-3,4-dihydroquinazolin-4-one (CAS 477864-78-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C14H7Cl3N2O2. Molecular weight: 341.58 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C14H7Cl3N2O2 |
| Molecular Weight | 341.58 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, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 5-Chloro-3-(3,5-dichloro-4-hydroxy-phenylimino)-1,3-dihydro-indol-2-one (CAS 1380572-44-0)
- 6-Chloro-2-((2,4-dichlorophenyl)amino)-4H-benzo[d][1,3]oxazin-4-one (CAS 477859-06-6)
- 6-Chloro-2-(2,4-dichlorophenyl)-3-hydroxy-3,4-dihydroquinazolin-4-one (CAS 338412-55-8)
- 6-Chloro-2-(3,4-dichlorophenyl)-3-hydroxy-3,4-dihydroquinazolin-4-one (CAS 338412-56-9)
- n-(2-Chloro-4-iodophenyl)-2-(methylthio)acetamide (CAS 1209643-68-4)
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Recommended Standards
- 4-Bromo-N-(4-chlorophenyl)-5-methyl-2-nitroaniline (CAS 105520-45-4)
- n-[6-(4-bromophenoxy)pyridin-3-yl]-2-chloroacetamide (CAS 1235438-88-6)
- (4-(2-(1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)ethoxy)-3-chlorophenyl)boronic acid (CAS 1704080-55-6)
- 8'-Methoxy-2',3'-dihydro-1'H-spiro[cyclopropane-1,4'-isoquinoline] (CAS 885269-39-6)
- (5-Bromo-3-(difluoromethyl)pyridin-2-yl)methanol (CAS 1803696-40-3)
- 3-Acetyl-2-fluoropyridine (CAS 79574-70-2)
- Methyl 2-(3-(4-ethoxy-3-methoxyphenyl)-1H-1,2,4-triazol-1-yl)acetate (CAS 1416342-59-0)
- rac-α-Aminopropionitrile (CAS 2134-48-7)
- Ethyl 2-((dimethylcarbamothioyl)thio)acetate (CAS 20821-67-4)
- Acetyl Hexapeptide-39 (CAS 1382088-38-1)
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 13829788188 / jacky.chen@cato-chem.com