4-(((3,5-Dioxo-1,2-diphenylpyrazolidin-4-yl)methylene)amino)benzenesulfonamide CAS 59541-36-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 59541-36-5 |
| Molecular Formula | C22H18N4O4S |
| Molecular Weight | 434.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(((3,5-Dioxo-1,2-diphenylpyrazolidin-4-yl)methylene)amino)benzenesulfonamide (CAS 59541-36-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H18N4O4S. Molecular weight: 434.47 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C22H18N4O4S |
| Molecular Weight | 434.47 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 |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Dioxo Standards
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Recommended Standards
- 1-[(2-Methoxynaphthalen-1-yl)sulfinyl]-4-[3-(trifluoromethyl)phenyl]piperazine (CAS 477762-11-1)
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- (E)-Methoxy({4-[4-(4-methoxybenzenesulfonyl)piperazin-1-yl]-3-nitrophenyl}methylidene)amine (CAS 383147-31-7)
- 5-Cyclopropoxy-3-methoxypyridin-2-amine (CAS 1243317-87-4)
- 2-(2-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethyl)-4,7-dimethoxyisoindoline-1,3-dione (CAS 160291-60-1)
- 1-(2-(Methylamino)ethoxy)-3-(phenylthio)propan-2-ol (CAS 295362-06-0)
- tert-Butyl N-benzyl-N-methanesulfonylcarbamate (CAS 339018-32-5)
- 4,5,5,5-tetradeuterio-4-(trideuteriomethyl)pentanal (CAS 1794978-55-4)
- 1-Methylcyclopentane-1-carbonitrile (CAS 64871-70-1)
- Tau Peptide (275-305) (Repeat 2 Domain) trifluoroacetate salt (CAS 330456-25-2)
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