4-Nitrobenzeneethanesulfonic Acid CAS 192775-41-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 192775-41-0 |
| Molecular Formula | C8H9NO5S |
| Molecular Weight | 231.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Nitrobenzeneethanesulfonic Acid (CAS 192775-41-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H9NO5S. Molecular weight: 231.23 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H9NO5S |
| Molecular Weight | 231.23 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 |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2012 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
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- 1-{4-[(1R)-1-azidoethyl]-2-fluorophenyl}-1H-pyrazole (CAS 1820572-01-7)
- (2R,3R)-3-((tert-Butoxycarbonyl)amino)-2-hydroxy-3-(3-(trifluoromethyl)phenyl)propanoic acid (CAS 1217758-46-7)
- (S)-N,N-Bis(2-chloro-4-fluorobenzyl)pyrrolidin-3-amine (CAS 820983-96-8)
- (R)-1-(1-Methylpiperidin-2-yl)propan-2-one (CAS 40199-45-9)
- 4-(Benzylsulfanyl)-2-chloropyridine (CAS 71506-79-1)
- Hexanedioic acid, polymer with 1,8-octanediol, diacetate (CAS 67989-19-9)
- 2,3-Dichloro-7-hydroxy-4-methyl-1H-inden-1-one (CAS 75376-47-5)
- Semaglutide Impurity 163 (x TFA Salt) (CAS CATO-C4X-2226163)
Why CATO?
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