Determine the necessary mass, volume, or concentration for preparing a solution.
≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
2-Chloro-5-chlorosulfonylbenzoic Acid (cas# 137-64-4) is a compound useful in organic synthesis.
| Pubchem Sid | 488183924 |
|---|---|
| Canonical Smiles | C1=CC(=C(C=C1S(=O)(=O)Cl)C(=O)O)Cl |
| IUPAC Name | 2-chloro-5-chlorosulfonylbenzoic acid |
| InChIKey | CLHNTBSDCJLCKV-UHFFFAOYSA-N |
| INCHI | 1S/C7H4Cl2O4S/c8-6-2-1-4(14(9,12)13)3-5(6)7(10)11/h1-3H,(H,10,11) |
| Isomeric SMILES | C1=CC(=C(C=C1S(=O)(=O)Cl)C(=O)O)Cl |
| Molecular Weight | 255.1 |
| Reaxy-Rn | 2731903 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2731903&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Benzenoids |
| Class | Benzene and substituted derivatives |
| Subclass | Benzenesulfonyl compounds |
| Intermediate Tree Nodes | Benzenesulfonyl halides |
| Direct Parent | Benzenesulfonyl chlorides |
| Alternative Parents | 2-halobenzoic acids Halobenzoic acids Benzoic acids 1-carboxy-2-haloaromatic compounds Benzoyl derivatives Chlorobenzenes Aryl chlorides Vinylogous halides Sulfonyls Sulfonyl chlorides Organosulfonic acids and derivatives Monocarboxylic acids and derivatives Organooxygen compounds Organochlorides Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Benzenesulfonyl chloride - Halobenzoic acid - 2-halobenzoic acid - Halobenzoic acid or derivatives - 2-halobenzoic acid or derivatives - Benzoic acid or derivatives - Benzoic acid - 1-carboxy-2-haloaromatic compound - Benzoyl - Chlorobenzene - Halobenzene - Aryl chloride - Aryl halide - Vinylogous halide - Sulfonyl - Sulfonyl halide - Sulfonyl chloride - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Hydrocarbon derivative - Organic oxide - Organohalogen compound - Organochloride - Organooxygen compound - Organosulfur compound - Organic oxygen compound - Aromatic homomonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as benzenesulfonyl chlorides. These are aromatic compounds containing a benzenesulfonyl group, where the sulfonyl moiety is singly boned to a chloride atom. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | Oct 30, 2025 | C181366 | |
| Certificate of Analysis | Oct 30, 2025 | C181366 | |
| Certificate of Analysis | Oct 30, 2025 | C181366 | |
| Certificate of Analysis | Oct 30, 2025 | C181366 | |
| Certificate of Analysis | Mar 21, 2025 | C181366 | |
| Certificate of Analysis | Mar 03, 2025 | C181366 | |
| Certificate of Analysis | Mar 03, 2025 | C181366 | |
| Certificate of Analysis | Mar 03, 2025 | C181366 | |
| Certificate of Analysis | Feb 14, 2023 | C181366 | |
| Certificate of Analysis | Feb 14, 2023 | C181366 |