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· · COA & SDS available for every product · Same-day shipping on in-stock items 4-Chloro-3-(chlorosulfonyl)benzoicAcid - ≥97% , CAS No.2494-79-3
Synonyms
A20622 | 4-chloro-3-(chlorosulfonyl)benzoic acid | MFCD00625723 | Merpelan AZ | 4-chloro-5-chlorosulfonyl benzoic acid | LYBQQYNSZYSUMT-UHFFFAOYSA-N | Z56794096 | SY110108 | AMY30987 | 4-Chloro-3-chlorosulfonylbenzoic acid, AldrichCPR | 4-Chloro-3-chloros
Storage
Protected from light,Room temperature
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Why this grade ≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Protected from light,Room temperature Ships Normal Check lot-specific COA for exact specifications.
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Quality documents SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
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Literature proof Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Specifications Synonyms
A20622 | 4-chloro-3-(chlorosulfonyl)benzoic acid | MFCD00625723 | Merpelan AZ | 4-chloro-5-chlorosulfonyl benzoic acid | LYBQQYNSZYSUMT-UHFFFAOYSA-N | Z56794096 | SY110108 | AMY30987 | 4-Chloro-3-chlorosulfonylbenzoic acid, AldrichCPR | 4-Chloro-3-chloros
Specifications & Purity
≥97%
Storage
Protected from light, Room temperature
Names and Identifiers Pubchem Sid 488185141 Pubchem Sid Url https://pubchem.ncbi.nlm.nih.gov/substance/488185141 Canonical Smiles C1=CC(=C(C=C1C(=O)O)S(=O)(=O)Cl)Cl IUPAC Name 4-chloro-3-chlorosulfonylbenzoic acid InChIKey LYBQQYNSZYSUMT-UHFFFAOYSA-N INCHI 1S/C7H4Cl2O4S/c8-5-2-1-4(7(10)11)3-6(5)14(9,12)13/h1-3H,(H,10,11) Isomeric SMILES C1=CC(=C(C=C1C(=O)O)S(=O)(=O)Cl)Cl WGK Germany 3 Molecular Weight 255.08 Reaxy-Rn 2118338 Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2118338&ln=
Documentation 📋 Safety Data Sheet (SDS) Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS → ✅ Certificate of Analysis (COA) Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA → 📊 Datasheet Quick-reference summary of product specifications and applications.
View datasheet → 🔬 Specification Sheet Full quality attributes and acceptance criteria for this grade.
View spec sheet →
Advanced Data Taxonomic Classification Kingdom Organic compounds Superclass Benzenoids Class Benzene and substituted derivatives Subclass Benzenesulfonyl compounds Intermediate Tree Nodes Benzenesulfonyl halides Direct Parent Benzenesulfonyl chlorides Alternative Parents Halobenzoic acids 4-halobenzoic acids Benzoic acids Benzoyl derivatives Chlorobenzenes Aryl chlorides Sulfonyls Sulfonyl chlorides Organosulfonic acids and derivatives Monocarboxylic acids and derivatives Carboxylic acids Organooxygen compounds Organochlorides Organic oxides Hydrocarbon derivatives Molecular Framework Aromatic homomonocyclic compounds Substituents Benzenesulfonyl chloride - Halobenzoic acid - 4-halobenzoic acid - Halobenzoic acid or derivatives - 4-halobenzoic acid or derivatives - Benzoic acid or derivatives - Benzoic acid - Benzoyl - Halobenzene - Chlorobenzene - Aryl chloride - Aryl halide - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Sulfonyl chloride - Sulfonyl halide - Sulfonyl - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Organic oxygen compound - Organooxygen compound - Organosulfur compound - Hydrocarbon derivative - Organochloride - Organohalogen compound - Organic oxide - 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 Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
3D Structure Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Sensitivity light sensitive Molecular Weight 255.070 g/mol XLogP3 2.100 Hydrogen Bond Donor Count 1 Hydrogen Bond Acceptor Count 4 Rotatable Bond Count 2 Exact Mass 253.921 Da Monoisotopic Mass 253.921 Da Topological Polar Surface Area 79.800 Ų Heavy Atom Count 14 Formal Charge 0 Complexity 321.000 Isotope Atom Count 0 Defined Atom Stereocenter Count 0 Undefined Atom Stereocenter Count 0 Defined Bond Stereocenter Count 0 Undefined Bond Stereocenter Count 0 The total count of all stereochemical bonds 0 Covalently-Bonded Unit Count 1
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