3-(4-Chlorophenyl)-N-(2,4-dichlorophenyl)-4-oxo-3,4-dihydrophthalazine-1-carboxamide CAS 320417-84-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 320417-84-3 |
| Molecular Formula | C21H12Cl3N3O2 |
| Molecular Weight | 444.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-(4-Chlorophenyl)-N-(2,4-dichlorophenyl)-4-oxo-3,4-dihydrophthalazine-1-carboxamide (CAS 320417-84-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C21H12Cl3N3O2. Molecular weight: 444.70 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C21H12Cl3N3O2 |
| Molecular Weight | 444.70 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
- Tocopherol Impurity 33 (CAS CATO-C4X-119533)
- Methyl (R)-6-(bromomethyl)-4-(2-chloro-4-fluorophenyl)-2-(thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate (CAS 1578155-69-7)
- 19-Hydroxy Cholesteryl 3-Acetate (CAS 750-59-4)
- 2-Amino-benzothiazol-6-ol 2-Amino-6-hydroxybenzothiazole 2-Amino-6-benzothiazolol 6-Hydroxy-2-aminobenzothiazole 6-Hydroxybenzothiazol-2-amine 2-Aminobenzo[d]thiazol-6-ol 2-Amino-1,3-benzothiazol-6-ol 26278-79-5 (CAS 26278-79-5)
- Ethyl 2-(4,5,6,7-tetrahydrobenzo[b]thiophen-4-yl)acetate (CAS 135399-24-5)
- 4-(3-Fluoro-4-methylphenyl)azetidin-2-one (CAS 1341377-86-3)
- 3-(Azepan-1-yl)-N-(2,4-dimethoxyphenyl)propanamide (CAS 428832-18-2)
- ethyl 3-(methylsulfanyl)prop-2-enoate (CAS 136115-65-6)
- tert-Butyl (2-bromo-3-fluorophenyl)carbamate (CAS 1525559-78-7)
- Peptide 441 (CAS CATO-CPTD788441)
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