Disodium Diphenylsulfone-4,4'-dichloro-3,3'-disulfonate - ≥98%(HPLC) , CAS No.51698-33-0

CAS: 51698-33-0 Cat. No.: D154562 Molecular Weight: 491.23 EC Number: 685-971-4 PubChem CID: 12589443
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(HPLC)
Synonyms
Disodium bis(4-chloro-3-sulfophenyl)sulfone | Sodium5,5'-sulfonylbis(2-chlorobenzenesulfonate) | Disodium 3,3'-sulfonylbis(6-chlorobenzene-1-sulfonate) | Disodium Diphenylsulfone-4,4-dichloro-3,3-disulfonate | Disodium bis(4-chloro-3-sulfophenyl)sulfone,
Storage
Argon charged,Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
250mg
D154562-250mg
5

$9.90

$14.90
Save $5.00 (33.56%)
1g
D154562-1g
4

$24.90

$37.90
Save $13.00 (34.30%)
5g
D154562-5g
5

$85.90

$128.90
Save $43.00 (33.36%)
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Why this grade

≥98%(HPLC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Disodium bis(4-chloro-3-sulfophenyl)sulfone (SDCDPS) is a hydrophilic sulfonic monomer, which can be synthesized by electrophilic aromatic substitution by sulfonating the 4,4′-dichlorodiphenyl sulfone (DCDPS) monomer.
SDCDPS can be used in the formation of a sulfonated membrane for the fabrication of proton exchange membrane fuel cells. It can also be used in the synthesis of a stable solid acid catalyst for esterification.


Specifications

Synonyms
Disodium bis(4-chloro-3-sulfophenyl)sulfone | Sodium5, 5'-sulfonylbis(2-chlorobenzenesulfonate) | Disodium 3, 3'-sulfonylbis(6-chlorobenzene-1-sulfonate) | Disodium Diphenylsulfone-4, 4-dichloro-3, 3-disulfonate | Disodium bis(4-chloro-3-sulfophenyl)sulfone,
Specifications & Purity
≥98%(HPLC)
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥98%(HPLC)
Names and Identifiers
Pubchem Sid488198162
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488198162
Canonical SmilesC1=CC(=C(C=C1S(=O)(=O)C2=CC(=C(C=C2)Cl)S(=O)(=O)[O-])S(=O)(=O)[O-])Cl.[Na+].[Na+]
IUPAC Namedisodium;2-chloro-5-(4-chloro-3-sulfonatophenyl)sulfonylbenzenesulfonate
InChIKeyKKEBUZUONXHUNE-UHFFFAOYSA-L
INCHI1S/C12H8Cl2O8S3.2Na/c13-9-3-1-7(5-11(9)24(17,18)19)23(15,16)8-2-4-10(14)12(6-8)25(20,21)22;;/h1-6H,(H,17,18,19)(H,20,21,22);;/q;2*+1/p-2
Isomeric SMILES C1=CC(=C(C=C1S(=O)(=O)C2=CC(=C(C=C2)Cl)S(=O)(=O)[O-])S(=O)(=O)[O-])Cl.[Na+].[Na+]
PubChem CID 12589443
Molecular Weight 491.23

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

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzenesulfonic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentBenzenesulfonic acids and derivatives
Alternative Parents Benzenesulfonyl compounds  1-sulfo,2-unsubstituted aromatic compounds  Chlorobenzenes  Aryl chlorides  Sulfones  Organosulfonic acids  Organic metal halides  Organochlorides  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  Organic cations  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Benzenesulfonate - Benzenesulfonyl group - Arylsulfonic acid or derivatives - 1-sulfo,2-unsubstituted aromatic compound - Chlorobenzene - Halobenzene - Aryl chloride - Aryl halide - Sulfone - Sulfonyl - Organosulfonic acid - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Organic metal halide - Organic alkali metal salt - Organic oxygen compound - Organic oxide - Organosulfur compound - Organochloride - Organohalogen compound - Organic salt - Organic sodium salt - Hydrocarbon derivative - Organic cation - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzenesulfonic acids and derivatives. These are organic compounds containing a sulfonic acid or a derivative thereof that is linked to a benzene ring.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

5 results found

Lot NumberCertificate TypeDateItem
G2207214Certificate of AnalysisApr 07, 2026 D154562
G2207215Certificate of AnalysisApr 07, 2026 D154562
F2121121Certificate of AnalysisApr 03, 2025 D154562
F2121122Certificate of AnalysisApr 03, 2025 D154562
K2222442Certificate of AnalysisMar 27, 2022 D154562
Chemical and Physical Properties
SolubilitySoluble in water
SensitivityMoisture sensitive
Flash Point(°C)>300 °C
Melt Point(°C)>300 °C
Molecular Weight491.300 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count8
Rotatable Bond Count2
Exact Mass489.84 Da
Monoisotopic Mass489.84 Da
Topological Polar Surface Area174.000 Ų
Heavy Atom Count27
Formal Charge0
Complexity702.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count3
Citations of This Product
References
1. Jinhuan Jiang, Chenyang Shi, Lixin Song, Pinfan Du, Wen Guo, Jie Xiong.  (2024)  Regulation of SnO2 ETL by Diphenylsulfone for highly efficient MAPbI3 based PSCs over 21.2% in open Air.  Surfaces and Interfaces,      [PMID:] [10.1016/j.surfin.2024.105155]
Solution Calculators
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