4-Chloro-2-(4-methoxyphenyl)-5-[methyl(1H-pyrrol-1-yl)amino]-2,3-dihydropyridazin-3-one CAS 320421-73-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 320421-73-6 |
| Molecular Formula | C16H15ClN4O2 |
| Molecular Weight | 330.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Chloro-2-(4-methoxyphenyl)-5-[methyl(1H-pyrrol-1-yl)amino]-2,3-dihydropyridazin-3-one (CAS 320421-73-6) pharmaceutical standards reference standard. Molecular formula: C16H15ClN4O2. Molecular weight: 330.77 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C16H15ClN4O2 |
| Molecular Weight | 330.77 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- 2-Chloro-5-(2-(pyrrolidine-3-carbonyl)phenyl)nicotinic acid (CAS 1261958-15-9)
- 2-Chloro-5-(2-(pyrrolidine-3-carbonyl)phenyl)isonicotinic acid (CAS 1262004-53-4)
- 1-(3-Chloro-4-methoxyphenyl)-5-phenyl-4,5-dihydro-1h-pyrazole-3-carboxylic acid (CAS 1264042-82-1)
- 2-((6-Chloro-2-(p-tolyl)-1H-benzo[d]imidazol-1-yl)oxy)propanoic acid (CAS 303148-67-6)
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- 7-Chloro-3-(3,5-dimethoxyphenyl)-2-methyl-2,6-naphthyridin-1-one (CAS 2230975-05-8)
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Recommended Standards
- 6-(4-Chlorophenyl)-2-morpholino-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine (CAS 320416-05-5)
- 3-(2-(4-Chlorophenyl)hydrazono)-2-(hydroxyimino)-N-phenylbutanamide (CAS 39657-55-1)
- ESI 09 (CAS 263707-16-0)
- Penthiopyrad-carboxamide (CAS 937717-66-3)
- 4-Fluoro-N,N-diisopropylbenzamide (CAS 79606-44-3)
- Mesna EP Impurity E (CAS 1391054-56-0)
- 2-Butyl-1-methyl-1,4,5,6,7,8-hexahydrocyclohepta[b]pyrrole (CAS 89506-60-5)
- 4,5-dimethyloxolan-3-one (CAS 90238-77-0)
- 1-Chloro-4-ethoxyisoquinoline (CAS 4903-72-4)
- HIV (gp120) Antigenic Peptide (H-2982.0500) (CAS 198636-94-1)
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