Diphenyl sulfone (DPS) - analytical standard, ≥99.5% , CAS No.127-63-9

CAS: 127-63-9 Cat. No.: D109426 Molecular Weight: 218.27 Beilstein Registry Number: 1910573 EC Number: 204-853-1
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GRADE & PURITY Analytical standard ? Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods. ≥99.5%
Synonyms
DTXCID4021892 | MFCD00007548 | SCHEMBL30255 | 1,1'-Sulfonylbisbenzene | Difenylsulfon | 4-06-00-01490 (Beilstein Handbook Reference) | Diphenyl sulphone | AKOS005439508 | Phenyl sulphone | 1,1'-sulfonyldibenzene | Diphenyl sulfone, Vetec(TM) reagent grade
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
250mg
D109426-250mg
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Why this grade

analytical standard, ≥99.5% Analytical standard for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

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 10 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
DTXCID4021892 | MFCD00007548 | SCHEMBL30255 | 1, 1'-Sulfonylbisbenzene | Difenylsulfon | 4-06-00-01490 (Beilstein Handbook Reference) | Diphenyl sulphone | AKOS005439508 | Phenyl sulphone | 1, 1'-sulfonyldibenzene | Diphenyl sulfone, Vetec(TM) reagent grade
Specifications & Purity
analytical standard, ≥99.5%
Storage
Room temperature
Shipped In
Normal
Grade
Analytical standard
Purity
≥99.5%
Names and Identifiers
Canonical SmilesC1=CC=C(C=C1)S(=O)(=O)C2=CC=CC=C2
IUPAC Namebenzenesulfonylbenzene
InChIKeyKZTYYGOKRVBIMI-UHFFFAOYSA-N
INCHI1S/C12H10O2S/c13-15(14,11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10H
Isomeric SMILES C1=CC=C(C=C1)S(=O)(=O)C2=CC=CC=C2
WGK Germany 3
RTECS SX2400000
Molecular Weight 218.27
Beilstein 1910573
Reaxy-Rn 1910573
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1910573&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ 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.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzenesulfonyl compounds
Intermediate Tree Nodes Not available
Direct ParentBenzenesulfonyl compounds
Alternative Parents Sulfones  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Benzenesulfonyl group - Sulfonyl - Sulfone - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzenesulfonyl compounds. These are aromatic compounds containing a benzenesulfonyl group, which consists of a monocyclic benzene moiety that carries a sulfonyl group.
External Descriptors sulfone
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
HTR6 Tchem Serotonin 6 (5-HT6) receptor (9749 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2C9 Tchem Cytochrome P450 2C9 (32119 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

2 results found

Lot NumberCertificate TypeDateItem
G1206015Certificate of AnalysisDec 22, 2025 D109426
E2326431Certificate of AnalysisFeb 07, 2025 D109426
Chemical and Physical Properties
Flash Point(°C)184°C
Boil Point(°C)379°C
Melt Point(°C)125-129°C
Molecular Weight218.270 g/mol
XLogP32.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count2
Exact Mass218.04 Da
Monoisotopic Mass218.04 Da
Topological Polar Surface Area42.500 Ų
Heavy Atom Count15
Formal Charge0
Complexity253.000
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 Count1
Citations of This Product
References
1. Jinbao Li, Ning Cui, Di Liu, Zhe Zhao, Fan Yang, Jundong Zhong, Jinhui Pang.  (2023)  SPEEK-co-PEK-x proton exchange membranes with controllable sulfonation degree for proton exchange membrane fuel cells.  INTERNATIONAL JOURNAL OF HYDROGEN ENERGY,      [PMID:] [10.1016/j.ijhydene.2023.08.334]
2. Zilong Jiang, Bo Jiang, Boyin Yang, Xin Liu, Yang Yang, Chunling Zhang, Yingshuang Shang, Haibo Zhang.  (2023)  Synergistically Improving the Thermal Conductivity and Mechanical Strength of PEEK/MWCNT Nanocomposites by Functionalizing the Matrix with Fluorene Groups.  Advanced Materials Interfaces,  10  (15): (2202508).  [PMID:] [10.1002/admi.202202508]
3. Xia WEI, Mingjun WANG, Yu PAN, Honglei LIN, Lei JIANG, Yinghui WANG, Hui CHENG.  (2022)  Influence of fabrication method on the biological properties of modified PEEK.  DENTAL MATERIALS JOURNAL,      [PMID:36351597] [10.4012/dmj.2022-115]
4. Lingcheng Meng, Jinling Zhang, Shuang Zhao, Desheng Qi, Pan Xu, Shuoqi Wu, Le Wang, Xigui Yue, Zhenhua Jiang.  (2022)  A Novel PEEK Foam with Ultra-High Temperature-Resistant by Temperature Induced Phase Separation.  MACROMOLECULAR MATERIALS AND ENGINEERING,  308  (5): (2200559).  [PMID:] [10.1002/mame.202200559]
5. Fuwei Sun, Tianhu Chen, Xuehua Zou, Haibo Liu, Ziyang Chu, Daobing Shu, Hanlin Wang, Fangju Huang, Dong Chen.  (2021)  A quantitative analysis of hydroxyl radical generation as H2O2 encounters siderite: Kinetics and effect of parameters.  APPLIED GEOCHEMISTRY,      [PMID:] [10.1016/j.apgeochem.2021.104893]
6. Tianjiao Wang, Hongyan Yao, Ningning Song, Yanchao Yang, Kaixiang Shi, Shaowei Guan.  (2020)  Microporous polymer networks constructed from cross-linkable linear polyimides for CO2 adsorption.  MICROPOROUS AND MESOPOROUS MATERIALS,      [PMID:] [10.1016/j.micromeso.2020.110708]
7. Kaixiang Shi, Hongyan Yao, Yongcun Zou, Yanfeng Wei, Ningning Song, Shuai Zhang, Ye Tian, Shiyang Zhu, Bo Zhang, Shaowei Guan.  (2019)  Crosslinked porphyrin-based polyimides: Tunable porosity parameters and carbon dioxide adsorption.  MICROPOROUS AND MESOPOROUS MATERIALS,      [PMID:] [10.1016/j.micromeso.2019.06.016]
8. Da Xu, Yanwei Gao, Yang Sun, Zhaoyang Wang, Zhenhua Jiang, Xiangyu Jiang, Haibo Zhang.  (2019)  A Novel Graphene Nanoplatelets (GNPs) Dispersant: Polyaryletherketones with Pendent Pyrene Groups.  MACROMOLECULAR CHEMISTRY AND PHYSICS,  220  (9): (1800553).  [PMID:] [10.1002/macp.201800553]
9. Chen Sen-He, Wu Bai-Heng, Fu Jin-Cheng, Wang Guo-Jun, Wan Ling-Shu, Xu Zhi-Kang.  (2018)  Vertically Oriented Microporous Membranes Prepared by Bidirectional Freezing.  CHINESE JOURNAL OF POLYMER SCIENCE,  36  (7): (880-887).  [PMID:] [10.1007/s10118-018-2113-z]
10. Xinhong Cai, Xuefeng Zhao, Sakil Mahmud, Xiaoqin Zhang, Xiaoxing Wang, Jinggang Wang, Jin Zhu.  (2024)  Synthesis of Biobased Poly(butylene Furandicarboxylate) Containing Polysulfone with Excellent Thermal Resistance Properties.  BIOMACROMOLECULES,      [PMID:38336482] [10.1021/acs.biomac.3c01272]
11. Xiaoping Mu, Dongli Wang, Dongqin He, Jianqiang Sun, Xiangliang Pan, Yifeng Zeng, Hongwei Luo.  (2025)  Sustainable and energy-efficient degradation of acetaminophen in water using an optimized Fenton-like system with iron-doped graphitic carbon nitride catalyst.  Journal of Environmental Chemical Engineering,      [PMID:] [10.1016/j.jece.2025.115760]
12. Hongrui Zhang, Feng Xu, Xiang Zhou, Zhiquan Chen, Juncheng Jiang, Gang Fu, Lei Ni.  (2025)  Continuous Flow Synthesis and Kinetic Study of Diphenyl Sulfoxide in a Microreactor.  ORGANIC PROCESS RESEARCH & DEVELOPMENT,      [PMID:] [10.1021/acs.oprd.5c00018]
13. Boyin Yang, Zilong Jiang, Yang Yang, Bo Jiang, Hong Gao, Yingshuang Shang, Haibo Zhang.  (2025)  Covalent-Bond Modified Boron Nitride for High-Temperature Poly(Ether Ether Ketone) Composites: Enhancement of Thermal Conductivity and Mechanical Properties by Interfacial Strengthening.  POLYMER COMPOSITES,      [PMID:] [10.1002/pc.70032]
14. Yuqi Liu, Shuyuan Ge, Desheng Qi, Lingcheng Meng, Yuru Jiang, Mengtian Jiang, Shuang Zhao, Shan Wang, Xigui Yue.  (2026)  Outstanding Impact Resistance of Poly(ether-ether-ketone) Reinforced by Polyetherimide-Modified Long Carbon Fiber via Solution Impregnation.  JOURNAL OF APPLIED POLYMER SCIENCE,      [PMID:] [10.1002/app.70584]
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