4-((4-Bromophenyl)sulfonyl)-3-methylpiperazin-2-one CAS 1280797-89-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1280797-89-8 |
| Molecular Formula | C11H13BrN2O3S |
| Molecular Weight | 333.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-((4-Bromophenyl)sulfonyl)-3-methylpiperazin-2-one (CAS 1280797-89-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H13BrN2O3S. Molecular weight: 333.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H13BrN2O3S |
| Molecular Weight | 333.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- tert-Butyl 2-bromo-7-oxo-6,7-dihydrothiazolo[5,4-c]pyridine-5(4H)-carboxylate (CAS 1799439-20-5)
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- TERT-BUTYL 2-BROMO-7-OXO-6,7-DIHYDROTHIAZOLO[4,5-C]PYRIDINE-5(4H)-CARBOXYLATE (CAS 1822861-49-3)
- (S)-(-)-2,2'-Bis(N-diphenylphosphinoamino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl (CAS 229177-79-1)
- O,N,N-Triisopropylisourea (CAS 63460-32-2)
- 1-Oxo-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine-6-carbaldehyde (CAS 2847886-20-6)
- 121278-33-9 4-(3,4-Dimethoxyphenyl)piperidine--hydrogen chloride (1/1) DTXSID80597140 (CAS 121278-33-9)
- 6-Maleimidocaproic acid (CAS 55750-53-3)
- 3-(2-Chlorobenzenesulfonyl)-4,6-dimethyl-1,2-dihydropyridin-2-one (CAS 338964-29-7)
- Semaglutide impurity 260 (CAS CATO-C4X-2226260)
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