2,4-Dichloro-N-(5-chloro-2-hydroxyphenyl)benzenesulfonamide CAS 920527-15-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 920527-15-7 |
| Molecular Formula | C12H8Cl3NO3S |
| Molecular Weight | 352.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Dichloro-N-(5-chloro-2-hydroxyphenyl)benzenesulfonamide (CAS 920527-15-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H8Cl3NO3S. Molecular weight: 352.62 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H8Cl3NO3S |
| Molecular Weight | 352.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-Chloro-2-(4'-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenylhydrazono)acetic acid ethyl ester (CAS 1310384-14-5)
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- N-(4-Bromo-2-(3-chlorobenzoyl)phenyl)acetamide (CAS 406161-72-6)
- methyl 4-(cyclobutylmethyl)morpholine-3-carboxylate (CAS 1706584-27-1)
- 3-Vinylbenzoic acid ethyl ester (CAS 33745-48-1)
- 6,6',6''-(2,4,6-Trimethylbenzene-1,3,5-triyl)tris(2-naphthoic acid) (CAS 1907697-57-7)
- Nadifloxacin Impurity 2 (CAS 80076-46-6)
- 3-(Phenylthio)-5-(trifluoromethyl)picolinonitrile (CAS 1449117-61-6)
- N-Desethyl oxybutynin-D5 Hydrochoride (CAS 1173018-49-9)
- Tirzepatide Impurity 25 X TFA Salt (CAS CATO-C4X-324025)
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