1-Chloro-2-(ethylsulfonyl)benzene CAS 57321-29-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 57321-29-6 |
| Molecular Formula | C8H9ClO2S |
| Molecular Weight | 204.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Chloro-2-(ethylsulfonyl)benzene (CAS 57321-29-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H9ClO2S. Molecular weight: 204.67 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H9ClO2S |
| Molecular Weight | 204.67 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1973 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 4-Chloro-2-methyl-1-(methylsulfonyl)benzene (CAS 10200-36-9)
- 2-chloro-4,5-dimethoxybenzene-1-thiol (CAS 1094359-76-8)
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- 2-Chloro-1-methyl-4-(methylsulfonyl)benzene (CAS 1671-18-7)
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Recommended Standards
- 1-((Chloromethyl)sulfonyl)-4-methylbenzene (CAS 7569-26-8)
- (2-Chloroethylsulfonyl)benzene (CAS 938-09-0)
- 2,5-Dimethylbenzene-1-sulfonyl chloride (CAS 19040-62-1)
- 2-Phenyl-2-(piperidin-4-yl)acetonitrile hydrochloride (CAS 83898-13-9)
- 7-[2-Hydroxy(propyl-d6)]guanine (CAS 1346599-30-1)
- Atropine Impurity 34 (CAS 101723-82-4)
- 3-(4-Hydroxypiperidin-1-yl)-3-oxopropanenitrile (CAS 129999-83-3)
- N-((1R,2R)-2-amino-1,2-diphenylethyl)-2,3,4,5,6-pentafluorobenzenesulfonamide (CAS 1026785-12-5)
- N-Desinethyldoxepin–d3 HCl (CAS 1331665-54-3)
- D-Phe22-Tirzepatide (CAS CATO-CPTD788912)
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