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5-Chloro-2,4-difluorobenzenesulfonyl chloride - 98%, high purity , CAS No.13656-57-0

COA

Grade & Purity:

≥98%

Cas Number: 13656-57-0
Molecular Weight: 247.05
PubChem CID: 2773527
PubChem SID: 504761831

In stock

Item Number

C181324

Grouped product items
SKU	Size	Availability	Price
C181324-1g	1g	5	$9.90
C181324-5g	5g	3	$14.90
C181324-25g	25g	5	$46.90
C181324-100g	100g	2	$168.90

Basic Description

Synonyms	13656-57-0 \| 5-chloro-2,4-difluorobenzenesulfonyl chloride \| 5-Chloro-2,4-difluorobenzenesulfonylchloride \| 5-CHLORO-2,4-DIFLUOROBENZENE-1-SULFONYL CHLORIDE \| 5-chloro-2,4-difluorobenzenesulphonyl chloride \| Benzenesulfonyl chloride, 5-chloro-2,4-difluoro- \| MFCD0194
Specifications & Purity	≥98%
Storage Temp	Store at 2-8°C
Shipped In	Wet ice This product requires cold chain shipping. Ground and other economy services are not available.

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Benzenoids
  - Class Benzene and substituted derivatives
    - Subclass Benzenesulfonyl compounds
      - Level5 Benzenesulfonyl halides
        Level6 Benzenesulfonyl chlorides

Kingdom	Organic compounds
Superclass	Benzenoids
Class	Benzene and substituted derivatives
Subclass	Benzenesulfonyl compounds
Intermediate Tree Nodes	Benzenesulfonyl halides
Direct Parent	Benzenesulfonyl chlorides
Alternative Parents	Fluorobenzenes Chlorobenzenes Aryl fluorides Aryl chlorides Sulfonyls Sulfonyl chlorides Organosulfonic acids and derivatives Organofluorides Organochlorides Organic oxides Hydrocarbon derivatives
Molecular Framework	Aromatic homomonocyclic compounds
Substituents	Benzenesulfonyl chloride - Chlorobenzene - Fluorobenzene - Halobenzene - Aryl chloride - Aryl fluoride - Aryl halide - Sulfonyl - Sulfonyl halide - Sulfonyl chloride - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organohalogen compound - Organic oxide - Organic oxygen compound - Organochloride - Organofluoride - Organosulfur compound - Hydrocarbon derivative - 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
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. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

Pubchem Sid	504761831
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/504761831
IUPAC Name	5-chloro-2,4-difluorobenzenesulfonyl chloride
INCHI	InChI=1S/C6H2Cl2F2O2S/c7-3-1-6(13(8,11)12)5(10)2-4(3)9/h1-2H
InChIKey	XMNXVDULKLCZFG-UHFFFAOYSA-N
Smiles	C1=C(C(=CC(=C1F)Cl)S(=O)(=O)Cl)F
Isomeric SMILES	C1=C(C(=CC(=C1F)Cl)S(=O)(=O)Cl)F
Molecular Weight	247.05
Reaxy-Rn	2729957
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2729957&ln=

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

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8 results found

Lot Number	Certificate Type	Date	Item
K1911042	Certificate of Analysis	Jun 10, 2025	C181324
L2214985	Certificate of Analysis	Sep 06, 2024	C181324
L2215089	Certificate of Analysis	Sep 06, 2024	C181324
L2214977	Certificate of Analysis	Sep 06, 2024	C181324
L2214904	Certificate of Analysis	Sep 06, 2024	C181324
L2214983	Certificate of Analysis	Sep 06, 2024	C181324
L2214984	Certificate of Analysis	Sep 06, 2024	C181324
L2215013	Certificate of Analysis	Sep 06, 2024	C181324

Chemical and Physical Properties

Sensitivity	Hygroscopic
Molecular Weight	247.050 g/mol
XLogP3	2.800
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	1
Exact Mass	245.912 Da
Monoisotopic Mass	245.912 Da
Topological Polar Surface Area	42.500 Å²
Heavy Atom Count	13
Formal Charge	0
Complexity	277.000
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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