Sodium 4-(3-(4-chlorophenyl)-5-phenyl-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonate CAS 40691-09-6
| CAS No. | 40691-09-6 |
| Molecular Formula | C21H16ClN2O3S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Sodium 4-(3-(4-chlorophenyl)-5-phenyl-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonate (C21H16ClN2O3SNa) contains a salt form, a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.5, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 434.87 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies Sodium 4-(3-(4-chlorophenyl)-5-phenyl-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonate (CAS 40691-09-6), a certified reference material (molecular formula C21H16ClN2O3SNa, MW 434.87 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures Sodium 4-(3-(4-chlorophenyl)-5-phenyl-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonate 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 | C21H16ClN2O3S Na |
| Molecular Weight | 434.87 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) | 14.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Sodium Standards
- 2-(2-Chlorophenyl)-2-(pyrrolidin-1-yl)acetamide (CAS 1000340-02-2)
- N-(2-Chlorophenyl)-5-methyl-1-phenyl-1H-1,2,4-triazole-3-carboxamide (CAS 1000572-01-9)
- N-(2-Chlorophenyl)-5-oxo-1-(p-tolyl)-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide (CAS 1000573-94-3)
- Methyl 1-(2-chlorophenyl)-2,5-dihydro-5-oxo-1H-1,2,4-triazole-3-carboxylate (CAS 1000576-85-1)
- 1-(4-Chlorophenyl)-2,5-dihydro-5-oxo-1H-1,2,4-triazole-3-carboxylic acid phenylamide (CAS 1000577-01-4)
- Benzyl 1-(4-chlorophenyl)-2,5-dihydro-5-oxo-1H-1,2,4-triazole-3-carboxylate (CAS 1000577-09-2)
- 1-(2-Chlorophenyl)-5-oxo-N-phenyl-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide (CAS 1000577-29-6)
- 2-(2-Chlorophenyl)-1-phenylethan-1-amine (CAS 1000615-44-0)
Recommended Standards
- Vazegepant HCl (CAS 1414976-20-7)
- Oryzanol C (24-Methylene Cycloartanyl Ferulate) (CAS 469-36-3)
- 5,6,7,8-Tetrahydroimidazo[1,5-a]pyridine (CAS 38666-30-7)
- 7,3’,4’-Trihydroxy-3-benzyl-2H-chromene (CAS 1111897-60-9)
- 2-Methyl-4-(naphthalen-2-yl)thiazole-5-carboxylic acid (CAS 1188053-12-4)
- Diamino-L-Tyrosine (CAS 904824-73-3)
- 4-(2,4-Dichlorobenzoyl)-1-methyl-N'-{2-[3-(trifluoromethyl)phenoxy]ethanimidoyl}-1H-pyrrole-2-carbohydrazide (CAS 338418-47-6)
- (S)-2,2,2-Trifluoro-1-(2-isopropylphenyl)ethan-1-amine (CAS 1213050-57-7)
- Methyl 2-(2-((4-(5-chloro-2-methylphenyl)piperazin-1-yl)sulfonyl)-4,5-dimethoxyphenyl)acetate (CAS 497061-01-5)
- D-Gln19-Tirzepatide (CAS CATO-CPTD788915)
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