N-(3-Chloro-4-hydroxyphenyl)methanesulfonamide CAS 321962-11-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 321962-11-2 |
| Molecular Formula | C7H8ClNO3S |
| Molecular Weight | 221.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(3-Chloro-4-hydroxyphenyl)methanesulfonamide (CAS 321962-11-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H8ClNO3S. Molecular weight: 221.66 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H8ClNO3S |
| Molecular Weight | 221.66 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related N Standards
- methyl 4-chloro-2-ethoxy-1,3-thiazole-5-carboxylate (CAS 1183408-06-1)
- 3-Chloro-4-fluorobiphenyl-3-amine (CAS 1226001-94-0)
- 2-Chloro-4-fluorobiphenyl-3-amine (CAS 1226002-02-3)
- 4-Chloro-4-fluorobiphenyl-3-amine (CAS 1226144-94-0)
- N-(2-Chloro-4-hydroxyphenyl)methanesulfonamide (CAS 1243289-17-9)
- N-(2-Chloro-6-hydroxyphenyl)methanesulfonamide (CAS 1243408-27-6)
- N-(4-Chloro-3-hydroxyphenyl)methanesulfonamide (CAS 1243461-89-3)
- 2-Chloro-4-methoxybenzenesulfonamide (CAS 1261570-22-2)
Recommended Standards
- Methanesulfonicacid2-chloropyridin-4-ylmethylester (CAS 680569-47-5)
- 6387-22-0 5-Amino-3-chlorotoluene-2-sulphonic acid EINECS 228-992-2 (CAS 6387-22-0)
- Ethyl 2-chloro-4-(hydroxymethyl)thiazole-5-carboxylate (CAS 907545-53-3)
- 1-(Naphthalen-1-yl)butan-1-amine hydrochloride (CAS 858435-00-4)
- 3-(3-Amino-4-methyl-1h-pyrazol-1-yl)propanamide (CAS 1342128-37-3)
- 1-(2,2-Difluoroethyl)-1h-indazol-3-amine (CAS 1247228-21-2)
- 3-(Aminomethyl)adamantan-1-ol hydrochloride (CAS 128487-54-7)
- 2-Hydroxy-5-(pentafluoro-lambda6-sulfanyl)benzaldehyde (CAS 1159512-31-8)
- LORCASERIN A (CAS 616201-80-0)
- Peptide Impurity 11 X TFA Salt (CAS CATO-CPTD788811)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com