4-Chloro-6,7-dimethoxy-2-phenylquinazoline CAS 221697-86-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 221697-86-5 |
| Molecular Formula | C16H13ClN2O2 |
| Molecular Weight | 300.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-6,7-dimethoxy-2-phenylquinazoline (CAS 221697-86-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C16H13ClN2O2. Molecular weight: 300.74 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C16H13ClN2O2 |
| Molecular Weight | 300.74 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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.) | 2020 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-Chloro-5-hydrazinylbenzene-1,3-disulfonamide (CAS 644-59-7)
- 4-Chloro-6-methyl-2-(4-methylbenzyl)-1H-pyrrolo[3,4-c]pyridine-1,3(2H)-dione (CAS 261363-76-2)
- 4-Amino-N-(2-chloro-6-fluorophenyl)benzenesulfonamide (CAS 98841-56-6)
- [4-(dimethylamino)-3-nitrophenyl]methanol (CAS 1039882-00-2)
- 2-Chloro-6-(phenylthio)pyrimidin-4(1H)-one (CAS 284682-02-6)
- (Z)-Methyl 2-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)hex-1-en-1-yl)benzoate (CAS 1558764-09-2)
- Diethylcarbamazine-d3 Citrate (CAS 1795031-70-7)
- 3-(3,5-Dibromo-1H-1,2,4-triazol-1-yl)propanenitrile (CAS 1240571-65-6)
- 59854-11-4 AM85306 Propanoic acid, 3-hydroxy-, 1,1-dimethylethyl ester (CAS 59854-11-4)
- Peptide Impurity 05 (CAS 2322924-83-2)
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