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4,5-Dichlorothiophene-2-sulfonamide - ≥97% , CAS No.256353-34-1

4,5-Dichlorothiophene-2-sulfonamide - ≥97% , CAS No.256353-34-1

CAS: 256353-34-1 Cat. No.: D130090 Molecular Weight: 232.11 EC Number: 625-277-0

COA

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4,5-Dichlorothiophene-2-sulfonamide - ≥97% CAS No(256353-34-1) by Aladdin Scientific

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AVAILABLE TO ORDER

GRADE & PURITY ≥97%

Synonyms

Storage

Room temperature

Shipped In

Normal

Specifications Names and Identifiers Documentation Advanced Data Taxonomic Classification 3D Structure Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Solution Calculators Reviews

🧪

Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms

Specifications & Purity

≥97%

Storage

Room temperature

Shipped In

Normal

Purity

≥97%

Names and Identifiers

Pubchem Sid	488194528
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488194528
Canonical Smiles	C1=C(SC(=C1Cl)Cl)S(=O)(=O)N
IUPAC Name	4,5-dichlorothiophene-2-sulfonamide
InChIKey	JKBNSTFOQDGQLS-UHFFFAOYSA-N
INCHI	1S/C4H3Cl2NO2S2/c5-2-1-3(10-4(2)6)11(7,8)9/h1H,(H2,7,8,9)
Isomeric SMILES	C1=C(SC(=C1Cl)Cl)S(=O)(=O)N
WGK Germany	3
Molecular Weight	232.11
Reaxy-Rn	161985
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=161985&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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Thiophenes
    - Subclass 2,3,5-trisubstituted thiophenes

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Thiophenes
Subclass	2,3,5-trisubstituted thiophenes
Intermediate Tree Nodes	Not available
Direct Parent	2,3,5-trisubstituted thiophenes
Alternative Parents	Organosulfonamides Aryl chlorides Heteroaromatic compounds Aminosulfonyl compounds Organochlorides Organic oxides Organic nitrogen compounds Hydrocarbon derivatives
Molecular Framework	Aromatic heteromonocyclic compounds
Substituents	2,3,5-trisubstituted thiophene - Aryl chloride - Aryl halide - Organosulfonic acid amide - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Sulfonyl - Aminosulfonyl compound - Heteroaromatic compound - Organic nitrogen compound - Organosulfur compound - Organic oxide - Organic oxygen compound - Organohalogen compound - Hydrocarbon derivative - Organochloride - Aromatic heteromonocyclic compound
Description	This compound belongs to the class of organic compounds known as 2,3,5-trisubstituted thiophenes. These are organic compounds containing a thiophene that is trisubstituted at the C-2, C3- 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

3D Structure

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

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

Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot Number	Certificate Type	Date	Item
B2308820	Certificate of Analysis	Nov 04, 2022	D130090
B2308829	Certificate of Analysis	Nov 04, 2022	D130090
B2308835	Certificate of Analysis	Nov 04, 2022	D130090
E2517076	Certificate of Analysis	Nov 04, 2022	D130090

Chemical and Physical Properties

Molecular Weight	232.100 g/mol
XLogP3	2.100
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	1
Exact Mass	230.898 Da
Monoisotopic Mass	230.898 Da
Topological Polar Surface Area	96.800 Å²
Heavy Atom Count	11
Formal Charge	0
Complexity	237.000
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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