5-Chloro-4-ethoxy-2-phenylpyridazin-3(2H)-one CAS 77541-60-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 77541-60-7 |
| Molecular Formula | C12H11ClN2O2 |
| Molecular Weight | 250.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5-Chloro-4-ethoxy-2-phenylpyridazin-3(2H)-one (CAS 77541-60-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C12H11ClN2O2. Molecular weight: 250.68 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C12H11ClN2O2 |
| Molecular Weight | 250.68 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, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 5-Chloro-1-(4-methoxyphenyl)-3-methyl-1H-pyrazole-4-carbaldehyde (CAS 957354-73-3)
- 6-Chloro-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-1-carboxylic acid (CAS 837381-09-6)
- 5-Amino-2-chloro-N-(2-furylmethyl)benzamide (CAS 926216-59-3)
- 7-Methoxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carbaldehyde (CAS 118672-70-1)
- 2-Imino-1-(2-methoxyethyl)-N-(3-methoxypropyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 371205-86-6)
- 4,4’-Bis(dimethylhydroxysilyl)diphenyl Ether (CAS 2096-54-0)
- N-{[3-(aminomethyl)phenyl]methyl}acetamide (CAS 741248-96-4)
- 4-hydroxy-1-benzofuran-3-carboxylic acid (CAS 112678-09-8)
- 1-(5-Chloro-1h-1,3-benzodiazol-2-yl)ethan-1-ol (CAS 20033-96-9)
- Semaglutide Impurity 115 (CAS CATO-C4X-2226115)
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