n-(2-Hydroxyethyl)-2-methoxybenzenesulfonamide CAS 1156256-82-4
| CAS No. | 1156256-82-4 |
| Molecular Formula | C9H13NO4S |
| Molecular Weight | 231.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C9H13NO4S, n-(2-Hydroxyethyl)-2-methoxybenzenesulfonamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 231.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
n-(2-Hydroxyethyl)-2-methoxybenzenesulfonamide (CAS 1156256-82-4), molecular formula C9H13NO4S and molecular weight 231.27 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), n-(2-Hydroxyethyl)-2-methoxybenzenesulfonamide 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 | C9H13NO4S |
| Molecular Weight | 231.27 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-(4-Fluorophenyl)-2-(pyrrolidin-2-yl)-1h-imidazole (CAS 1155056-60-2)
- 3-hydroxy-5-[(4-methylphenyl)amino]isothiazole-4-carbonitrile (CAS 117376-87-1)
- 2-(2-Amino-4-methanesulfonylphenoxy)ethan-1-ol (CAS 1153121-95-9)
- 3'-Fluoro-4'-methoxy-4-methyl-[1,1'-biphenyl]-3-amine (CAS 1178031-62-3)
- 4-Chloro-2-(pyridin-4-ylmethoxy)pyridine (CAS 1346707-81-0)
- 3-(Naphthalen-1-yl)isobenzofuran-1(3H)-one (CAS 56282-14-5)
- morpholine-2,3-dione (CAS 86310-85-2)
- Zosuquidar 3HCl (CAS 167465-36-3)
- 3-Chloro-2-fluoropyridine (CAS 1480-64-4)
- 3,4-Dichloro-N-[3-cyano-4-(4-methylbenzenesulfinyl)phenyl]benzamide (CAS 477709-95-8)
- Muscone (CAS 541-91-3)
- 4-(5-Oxazoyl)benzoyl chloride (CAS 679807-12-6)
- Methyl 2-(chlorodifluoromethyl)-1H-benzo[d]imidazole-4-carboxylate 2-chloro-2,2-difluoroacetate (CAS 1956328-52-1)
- Semaglutide impurity 236 (CAS CATO-C4X-2226236)
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