4,4-Difluoro-5-hydroxy-1,5-dimethyl-2-phenylpyrazolidin-3-one CAS 56875-00-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56875-00-4 |
| Molecular Formula | C11H12F2N2O2 |
| Molecular Weight | 242.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,4-Difluoro-5-hydroxy-1,5-dimethyl-2-phenylpyrazolidin-3-one (CAS 56875-00-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H12F2N2O2. Molecular weight: 242.22 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H12F2N2O2 |
| Molecular Weight | 242.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Difluoro Standards
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Recommended Standards
- 4-(3,5-Difluorophenyl)-2,2-dimethyl-4-oxobutanoic acid (CAS 898766-68-2)
- 5-(3,4-Difluorophenyl)-3-methyl-5-oxopentanoic acid (CAS 845781-43-3)
- 4-(3,4-Difluorophenyl)-2,2-dimethyl-4-oxobutanoic acid (CAS 898766-66-0)
- (3-Carboxypropyl)triphenylphosphine bromide (CAS 17857-14-6)
- 5-Bromo-2-cyclohexylpyrimidine (CAS 1215072-92-6)
- Ethyl 1-(3-cyanophenyl)-5-methyl-1H-pyrazole-4-carboxylate (CAS 956191-77-8)
- (2-Ethyl-1,4-diazepan-1-yl)methanoldihydrochloride (CAS 1185298-88-7)
- N-(cyclopropylmethyl)nicotinamide (CAS 1090893-23-4)
- (4-Methyl-1H-indol-2-yl)boronic acid (CAS 1446261-31-9)
- Gastric Inhibitory Polypeptide (1-30) amide (porcine) (CAS 134846-93-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com