5-Chloro-2-(2-ethoxyethoxy)benzene-1-sulfonyl chloride CAS 1343826-39-0
| CAS No. | 1343826-39-0 |
| Molecular Formula | C10H12Cl2O4S |
| Molecular Weight | 299.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C10H12Cl2O4S, 5-Chloro-2-(2-ethoxyethoxy)benzene-1-sulfonyl chloride contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 299.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO supplies 5-Chloro-2-(2-ethoxyethoxy)benzene-1-sulfonyl chloride (CAS 1343826-39-0), a certified reference material (molecular formula C10H12Cl2O4S, MW 299.17 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 5-Chloro-2-(2-ethoxyethoxy)benzene-1-sulfonyl chloride 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 | C10H12Cl2O4S |
| Molecular Weight | 299.17 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1991 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-chloro-6-[(4-chlorophenyl)sulfanyl]benzoic acid (CAS 125091-45-4)
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- 4-Chloro-2-(2-chloro-6-fluorophenyl)-thiazolo[5,4-c]pyridine (CAS 1242249-93-9)
- 4-Chloro-5-((3-chlorobenzyl)oxy)-2-ethylpyridazin-3(2H)-one (CAS 88093-92-9)
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Recommended Standards
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- 2-(Cyclopropylmethoxy)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzonitrile (CAS 1426921-31-4)
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- 5-Fluoro-2-[3-(trifluoromethyl)phenyl]benzoic acid (CAS 926200-33-1)
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