7-Chloro-2-methyl-3-(p-tolyl)quinazolin-4(3H)-one CAS 62820-65-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 62820-65-9 |
| Molecular Formula | C16H13ClN2O |
| Molecular Weight | 284.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Chloro-2-methyl-3-(p-tolyl)quinazolin-4(3H)-one (CAS 62820-65-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H13ClN2O. Molecular weight: 284.74 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H13ClN2O |
| Molecular Weight | 284.74 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 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 7-Chloro-2-methyl-3-(m-tolyl)quinazolin-4(3H)-one (CAS 62820-64-8)
- 7-Chloro-3-(4-methylbenzyl)quinazolin-4(3H)-one (CAS 302913-31-1)
- 7-(5-Chloro-2-methoxyphenyl)-7-oxoheptanoic acid (CAS 951889-82-0)
- Tert-butyl (S)-indoline-2-carboxylate (CAS 116586-57-3)
- 1-(5-Isobutyl-1,2,4-oxadiazol-3-yl)-N-methylmethanamine (CAS 915925-30-3)
- 3-(chloromethyl)-2-methyl-4,5,6,7-tetrahydroindazole (CAS 741610-91-3)
- 1-(5-Chloro-1-methyl-1H-benzimidazol-2-yl)ethanone (CAS 620604-10-6)
- 2-(tert-Butyl)-3-cyclopropoxy-6-fluoropyridine (CAS 1243311-04-7)
- GSK-598809, >98% (HPLC) (CAS 863680-45-9)
- Tirzepatide Impurity 25 X TFA Salt (CAS CATO-C4X-324025)
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