4-(((3,5-Dioxo-1,2-diphenylpyrazolidin-4-yl)methylene)amino)benzenesulfonamide CAS 59541-36-5
| 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
The occurrence of 4-(((3,5-Dioxo-1,2-diphenylpyrazolidin-4-yl)methylene)amino)benzenesulfonamide is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 4-(((3,5-Dioxo-1,2-diphenylpyrazolidin-4-yl)methylene)amino)benzenesulfonamide (CAS 59541-36-5), a certified reference material (molecular formula C22H18N4O4S, MW 434.47 g/mol) for analytical method development and quality control.
Structurally, 4-(((3,5-Dioxo-1,2-diphenylpyrazolidin-4-yl)methylene)amino)benzenesulfonamide (C22H18N4O4S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 434.47 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-(((3,5-Dioxo-1,2-diphenylpyrazolidin-4-yl)methylene)amino)benzenesulfonamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
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
- 4-{16,18-dioxo-17-azapentacyclo[6.6.5.0^{2,7}.0^{9,14}.0^{15,19}]nonadeca-2,4,6,9(14),10,12-hexaen-17-yl}-N-(prop-2-en-1-yl)benzamide (CAS 861209-03-2)
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- 2-(1,3-Dioxo-2,3-dihydro-1H-inden-2-yl)quinoline-6,8-disulfonic acid (CAS 94803-32-4)
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- 2-((2,5-Dioxo-1-phenyl-2,5-dihydro-1H-pyrrol-3-yl)amino)benzaldehyde (CAS 10351-59-4)
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Recommended Standards
- 1-[(2-Methoxynaphthalen-1-yl)sulfinyl]-4-[3-(trifluoromethyl)phenyl]piperazine (CAS 477762-11-1)
- Methyl 2-(2-((5-(furan-2-yl)-4-phenyl-4H-1,2,4-triazol-3-yl)thio)acetamido)benzoate (CAS 332867-75-1)
- (E)-Methoxy({4-[4-(4-methoxybenzenesulfonyl)piperazin-1-yl]-3-nitrophenyl}methylidene)amine (CAS 383147-31-7)
- Axitinib Impurity 78 (CAS CATO-C4X-107178)
- 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)
- (3-Chloro-5-(trifluoromethyl)pyridin-2-yl)(4-methoxyphenyl)methanol (CAS 321432-48-8)
- 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)
- (6-Methylpyridazin-4-yl)boronic acid (CAS 1610471-61-8)
- tert-Butyl 6,7-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-4-carboxylate (CAS 1956332-10-7)
- Tau Peptide (275-305) (Repeat 2 Domain) trifluoroacetate salt (CAS 330456-25-2)
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