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5-Chloro-2-thiophenesulfonyl chloride - 96%, high purity , CAS No.2766-74-7

COA

Grade & Purity:

≥96%

Cas Number: 2766-74-7
Molecular Weight: 217.09
Beilstein Registry Number: 18(5)9,433
MDL number: MFCD00051667
PubChem CID: 2733925

In stock

Item Number

C110274

Grouped product items
SKU	Size	Availability	Price
C110274-1g	1g	3	$14.90
C110274-5g	5g	3	$56.90
C110274-10g	10g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$86.90
C110274-25g	25g	2	$166.90

View related series

Halogenated heterocyclic block (1171) thiophenes (401)

Basic Description

Synonyms	EC 700-248-6 \| (5-chloro-thien-2-yl)sulfonyl chloride \| (5-chlorothien-2-yl)sulfonyl chloride \| F1967-0097 \| FT-0620341 \| 5-chloro-2-thiophene sulphonyl chloride \| 5-chlorothiophene sulfonyl chloride \| A5338 \| GEO-00809 \| 5-Chlorothiophenesulphonyl chlori
Specifications & Purity	≥96%
Storage Temp	Store at 2-8°C,Argon charged
Shipped In	Wet ice This product requires cold chain shipping. Ground and other economy services are not available.
Product Description	Product Description 5-Chlorothiophene-2-sulfonyl chloride can be prepared from 2-chlorothiophene by reacting with chlorosulfonic acid in the presence of phosphorus pentachloride. Product Application 5-Chlorothiophene-2-sulfonyl chloride may be used in the preparation of: (S)-N-(5-chlorothiophene-2-sulfonyl)-β,β-diethylalaninol; N-(3-(1H-pyrazol-1-yl)pyridin-2-yl)-5-chlorothiophene-2-sulfonamide; 5-chloro-4-nitrothiophene-2-sulfonyl chloride.

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Thiophenes
    - Subclass 2,5-disubstituted thiophenes

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Thiophenes
Subclass	2,5-disubstituted thiophenes
Intermediate Tree Nodes	Not available
Direct Parent	2,5-disubstituted thiophenes
Alternative Parents	Aryl chlorides Sulfonyls Sulfonyl chlorides Organosulfonic acids and derivatives Heteroaromatic compounds Organochlorides Organic oxides Hydrocarbon derivatives
Molecular Framework	Aromatic heteromonocyclic compounds
Substituents	2,5-disubstituted thiophene - Aryl chloride - Aryl halide - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Sulfonyl chloride - Sulfonyl halide - Sulfonyl - Heteroaromatic compound - Organic oxygen compound - Organic oxide - Organohalogen compound - Organochloride - Hydrocarbon derivative - Organosulfur compound - Aromatic heteromonocyclic compound
Description	This compound belongs to the class of organic compounds known as 2,5-disubstituted thiophenes. These are organic compounds containing a thiophene that is disubstituted at the C-2, and C5-positions.
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

IUPAC Name	5-chlorothiophene-2-sulfonyl chloride
INCHI	InChI=1S/C4H2Cl2O2S2/c5-3-1-2-4(9-3)10(6,7)8/h1-2H
InChIKey	SORSTNOXGOXWAO-UHFFFAOYSA-N
Smiles	C1=C(SC(=C1)Cl)S(=O)(=O)Cl
Isomeric SMILES	C1=C(SC(=C1)Cl)S(=O)(=O)Cl
WGK Germany	3
UN Number	3265
Molecular Weight	217.09
Beilstein	18(5)9,433
Reaxy-Rn	130710
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=130710&ln=

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

C of A & Other Certificates(BSE/TSE, COO):

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7 results found

Lot Number	Certificate Type	Date	Item
G2226193	Certificate of Analysis	May 07, 2025	C110274
G2226301	Certificate of Analysis	May 07, 2025	C110274
G2226300	Certificate of Analysis	May 07, 2025	C110274
L2108278	Certificate of Analysis	Sep 18, 2024	C110274
G2425174	Certificate of Analysis	Jun 17, 2024	C110274
G2425175	Certificate of Analysis	Jun 17, 2024	C110274
J1815292	Certificate of Analysis	May 10, 2024	C110274

Chemical and Physical Properties

Solubility	Not miscible in water.
Sensitivity	Moisture Sensitive,Heat Sensitive
Refractive Index	1.586
Boil Point(°C)	112-117°C
Molecular Weight	217.100 g/mol
XLogP3	2.900
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	1
Exact Mass	215.887 Da
Monoisotopic Mass	215.887 Da
Topological Polar Surface Area	70.800 Å²
Heavy Atom Count	10
Formal Charge	0
Complexity	208.000
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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