5-((4-Bromophenyl)sulfonyl)-4-(((4-bromophenyl)sulfonyl)methyl)-1-methyl-3-phenyl-1H-pyrazole CAS 318959-31-8
| CAS No. | 318959-31-8 |
| Molecular Formula | C23H18Br2N2O4S2 |
| Molecular Weight | 610.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-((4-Bromophenyl)sulfonyl)-4-(((4-bromophenyl)sulfonyl)methyl)-1-methyl-3-phenyl-1H-pyrazole (C23H18Br2N2O4S2) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 610.34 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-((4-Bromophenyl)sulfonyl)-4-(((4-bromophenyl)sulfonyl)methyl)-1-methyl-3-phenyl-1H-pyrazole (CAS 318959-31-8) is a high-purity analytical reference standard with the molecular formula C23H18Br2N2O4S2 and a molecular weight of 610.34 g/mol.
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.
As a certified reference material (CRM), 5-((4-Bromophenyl)sulfonyl)-4-(((4-bromophenyl)sulfonyl)methyl)-1-methyl-3-phenyl-1H-pyrazole meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C23H18Br2N2O4S2 |
| Molecular Weight | 610.34 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Bromophenyl Standards
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Recommended Standards
- Bis(triphenylphosphine)iminium chloride 21050-13-5 BIS(TRIPHENYLPHOSPHINE)IMINIUM CHLORIDE;BIS(TRIPHENYLPHOSPHINE)IMINIUMHLORIDE;BIS(TRIPHENYLPHOSPHORANYLIDENE)AMMONIUM CHLORIDE;HEXAPHENYLDIPHOSPHAZENIUM CHLORIDE;PPNCL GC10229 (CAS 21050-13-5)
- Triethoxy-1H,1H,2H,2H-heptadecafluorodecylsilane (CAS 101947-16-4)
- N'-{1-[5-chloro-1-(2,4-dichlorophenyl)-6-oxo-1,6-dihydropyridazin-4-yl]piperidin-4-ylidene}-1-(6-chloropyridazin-3-yl)piperidine-4-carbohydrazide (CAS 338413-82-4)
- 10-(4-Chlorophenyl)-5,5-difluoro-2,8-diiodo-1,3,7,9-tetramethyl-5H-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium-5-uide (CAS 1413403-23-2)
- 2-[3,4-Dihydro-2(1H)-isoquinolinyl]-5-methylaniline (CAS 1097786-11-2)
- TERT-BUTYL 4-(3-METHOXYBENZOYL)PIPERAZINE-1-CARBOXYLATE (CAS 1325340-60-0)
- 1-Ethyl-5-nitropyridin-2(1H)-one (CAS 66336-02-5)
- 5-Bromopyridazin-4-ol (CAS 1784428-43-8)
- 2-(4-Butoxybenzoyl)oxazole (CAS 898760-23-1)
- N-[4-(3,5-Dichlorophenoxy)-6-(trifluoromethyl)-2-pyrimidinyl]-N-isopropylamine (CAS 339011-39-1)
- tert-Butyl (3-bromo-5-cyclopropylphenyl)carbamate (CAS 2681395-80-0)
- Fenpiclonil (CAS 74738-17-3)
- 6-Ethyl-3-(hydroxymethyl)quinolin-2-ol (CAS 485337-98-2)
- Semaglutide impurity 210 (CAS CATO-C4X-2226210)
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