4-(2-Hydroxyethyl)-5-methyl-2-phenyl-1-((2,4,6-trichlorophenyl)sulfonyl)-1,2-dihydro-3H-pyrazol-3-one CAS 866039-78-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866039-78-3 |
| Molecular Formula | C18H15Cl3N2O4S |
| Molecular Weight | 461.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-(2-Hydroxyethyl)-5-methyl-2-phenyl-1-((2,4,6-trichlorophenyl)sulfonyl)-1,2-dihydro-3H-pyrazol-3-one (CAS 866039-78-3) pharmaceutical standards reference standard. Molecular formula: C18H15Cl3N2O4S. Molecular weight: 461.75 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C18H15Cl3N2O4S |
| Molecular Weight | 461.75 g/mol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 1-(4-Chlorophenyl)-6-oxo-4-(trifluoromethyl)-N-(4-(trifluoromethyl)phenyl)-1,6-dihydropyridazine-3-carboxamide (CAS 477859-42-0)
- N-(4-chlorophenyl)-6-oxo-4-(trifluoromethyl)-1-(4-(trifluoromethyl)phenyl)-1,6-dihydropyridazine-3-carboxamide (CAS 477859-43-1)
- 1-(4-Chlorophenyl)-6-oxo-4-(trifluoromethyl)-N-(3-(trifluoromethyl)phenyl)-1,6-dihydropyridazine-3-carboxamide (CAS 477854-87-8)
- 4-(4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)phenoxy)benzene-1-sulfonyl chloride (CAS 677326-81-7)
- 7-Chloro-1,2,3,4-tetrahydro-2,6-naphthyridine hydrochloride (CAS 1260664-42-3)
- Tert-butyl 2-hydroxy-3H-imidazo[4,5-b]pyridine-3-carboxylate (CAS 1027159-01-8)
- 1-ethyl-4-formyl-pyrrole-2-carboxylic acid (CAS 1642797-72-5)
- Mono[2-(perfluorooctyl)ethyl] phosphate (CAS 57678-03-2)
- 5-Methyl-4-nitro-3-(trifluoromethyl)-1H-pyrazole (CAS 27116-80-9)
- Calcitonin C-Terminal Flanking Peptide (human) XTFA (CAS 85916-47-8（free base）)
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