4,4'-Oxybis[N-ethyl-benzenesulfonamide] CAS 116937-39-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 116937-39-4 |
| Molecular Formula | C16H20N2O5S2 |
| Molecular Weight | 384.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-Oxybis[N-ethyl-benzenesulfonamide] (CAS 116937-39-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H20N2O5S2. Molecular weight: 384.47 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H20N2O5S2 |
| Molecular Weight | 384.47 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Oxybis Standards
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- 1,1'-((Oxybis(methylene))bis(5-chloro-2-hydroxy-3,1-phenylene))diethanone (CAS 50525-73-0)
- 2,2'-Oxybis(1,1,2,2-tetrafluoroethane-1-sulfonyl fluoride) (CAS 146829-79-0)
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- 2,2'-((Oxybis(ethane-2,1-diyl))bis(oxy))bis(isoindoline-1,3-dione) (CAS 159655-96-6)
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Recommended Standards
- 16α,17-Epoxy-21-hydroxypregna-4,9(11)-diene-3,20-dione Acetate (CAS 115034-45-2)
- tert-Butyl 4-((3-(cyclopropylamino)quinoxalin-2-yl)oxy)piperidine-1-carboxylate (CAS 1185318-18-6)
- (2S,3S,4R,5R)-5-[6-(cyclopentylamino)purin-9-yl]-N-ethyl-3,4-dihydroxyoxolane-2-carboxamide (CAS 110299-05-3)
- (5-Chloro-2-hydroxy-6-methylpyridin-3-yl)boronic acid (CAS 2377609-90-8)
- 2-(2-Carboxyethyl)-5-propylfuran-3-carboxylic acid (CAS 86879-37-0)
- (R)-2-fluoro-5-(2-hydroxy-1-(methylamino)ethyl)phenol (CAS 1336331-31-7)
- Benzyl 2-(oxiran-2-yl)butanoate (CAS 2813199-48-1)
- (4-Methoxy-6-methylpyridin-3-yl)boronic acid (CAS 1100262-14-3)
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(2,5,7-tri-tert-butyl-1H-indol-3-yl)propanoic acid (CAS 376592-37-9)
- Semaglutide impurity 269 (CAS CATO-C4X-2226269)
Why CATO?
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