1-((4-Fluorophenyl)sulfonyl)-4-(2-hydroxyethyl)-2,5-dimethyl-1,2-dihydro-3H-pyrazol-3-one CAS 866039-87-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866039-87-4 |
| Molecular Formula | C13H15FN2O4S |
| Molecular Weight | 314.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-((4-Fluorophenyl)sulfonyl)-4-(2-hydroxyethyl)-2,5-dimethyl-1,2-dihydro-3H-pyrazol-3-one (CAS 866039-87-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H15FN2O4S. Molecular weight: 314.33 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H15FN2O4S |
| Molecular Weight | 314.33 g/mol |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- (S)-2,2'-Dihydroxy-[1,1'-binaphthalene]-3-carboxaldehyde (CAS 345659-34-9)
- (R)-2,5-Dioxopyrrolidin-1-yl 2-((tert-butoxycarbonyl)amino)pentanoate (CAS 213178-93-9)
- 2-([1,1'-biphenyl]-4-ylmethylene)-6-hydroxybenzofuran-3(2h)-one (CAS 620546-01-2)
- 2-(2-Cyclopropyl-6-fluoro-1h-benzo[d]imidazol-1-yl)acetic acid (CAS 1538291-55-2)
- 2-(4-Nitrophenoxy)-N-(4-oxo-2-phenylquinazolin-3(4H)-yl)acetamide (CAS 89632-45-1)
- 3-Bromo-N-(2-thiomorpholinoethyl)propanamide (CAS 1695640-58-4)
- 4'-Methoxy-[1,1'-biphenyl]-3-carboxylicacid (CAS 725-05-3)
- 2-Chloro-5-(4-chlorophenyl)-1,3,4-oxadiazole (CAS 90736-28-0)
- n-Methyl-4-[(methylamino)methyl]benzamide hydrochloride (CAS 1052541-64-6)
- D-[Ala]24-Semaglutide (CAS CATO-C4X-2226126)
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