4-(Ethanesulfonyl)benzene-1-sulfonyl chloride CAS 1099632-50-4
| CAS No. | 1099632-50-4 |
| Molecular Formula | C8H9ClO4S2 |
| Molecular Weight | 268.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-(Ethanesulfonyl)benzene-1-sulfonyl chloride under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
CATO supplies 4-(Ethanesulfonyl)benzene-1-sulfonyl chloride (CAS 1099632-50-4), a certified reference material (molecular formula C8H9ClO4S2, MW 268.74 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H9ClO4S2, 4-(Ethanesulfonyl)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 268.74 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H9ClO4S2 |
| Molecular Weight | 268.74 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.) | 1989 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Ethanesulfonyl Standards
- 3-(ethanesulfonyl)benzene-1-sulfonyl chloride (CAS 861080-52-6)
- 1-[2-(ethanesulfonyl)phenyl]piperidin-4-amine (CAS 1154285-61-6)
- 1-[4-(ethanesulfonyl)phenyl]piperidin-4-amine (CAS 1154285-79-6)
- 2-(Ethanesulfonyl)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 1008987-50-5)
- 4-[2-(ethanesulfonyl)phenoxy]aniline (CAS 1182946-12-8)
- 5-[(Ethanesulfonyl)methyl]-3-phenyl-1,2-oxazole (CAS 338962-45-1)
- 1-(Ethanesulfonyl)-2-methoxy-4-nitrobenzene (CAS 75259-32-4)
- 7-(ethanesulfonyl)-3H,4H,5H,6H,7H,8H-pyrido[3,4-d]pyrimidin-4-one (CAS 1803591-27-6)
Recommended Standards
- 3-((3-Chloro-4-methoxyphenyl)amino)azepan-2-one (CAS 1097926-89-0)
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- Tert-butyl 7-chloro-3,4-dihydro-2,6-naphthyridine-2(1H)-carboxylate (CAS 1060816-50-3)
- tert-Butyl 2-chloro-7,8-dihydro-1,6-naphthyridine-6(5H)-carboxylate (CAS 1151665-15-4)
- Ethyl 2-(3-(3-bromophenyl)propanoyl)benzoate (CAS 898782-18-8)
- 5-(2-Bromoethyl-d4)-2,3-dihydrobenzofuran (CAS 1189652-25-2)
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- Sodium Palmitate (CAS 408-35-5)
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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 18665070610 / Nicole.chen@cato-chem.com