Dibutyl Sulfoxide - ≥96%(GC) , CAS No.2168-93-6

CAS: 2168-93-6 Cat. No.: D155298 Molecular Weight: 162.29 Beilstein Registry Number: 1371 EC Number: 218-511-4
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GRADE & PURITY ≥96%(GC)
Synonyms
Dibutyl sulfoxide | Butane,1-(butylsulfinyl)- | dibutylsulfoxide | Sulfoxide, dibutyl | AKOS015897433 | Butyl sulfoxide, 96% | D89802 | 4-01-00-01561 (Beilstein Handbook Reference) | SY049318 | AI3-62188 | 1-(Butylsulfinyl)butane # | SCHEMBL148638 | Di-n-
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
D155298-1g
2
$16.90
5g
D155298-5g
2
$59.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥96%(GC) 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.

📋

Quality documents

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

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Application:

It is used as an active pharmaceutical intermediate and in the extraction of thorium(IV) from nitric acid solutions in xylene.

Specifications

Synonyms
Dibutyl sulfoxide | Butane, 1-(butylsulfinyl)- | dibutylsulfoxide | Sulfoxide, dibutyl | AKOS015897433 | Butyl sulfoxide, 96% | D89802 | 4-01-00-01561 (Beilstein Handbook Reference) | SY049318 | AI3-62188 | 1-(Butylsulfinyl)butane # | SCHEMBL148638 | Di-n-
Specifications & Purity
≥96%(GC)
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥96%(GC)
Names and Identifiers
Pubchem Sid504752760
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504752760
Canonical SmilesCCCCS(=O)CCCC
IUPAC Name1-butylsulfinylbutane
InChIKeyLOWMYOWHQMKBTM-UHFFFAOYSA-N
INCHI1S/C8H18OS/c1-3-5-7-10(9)8-6-4-2/h3-8H2,1-2H3
Isomeric SMILES CCCCS(=O)CCCC
WGK Germany 3
RTECS EK5700000
Molecular Weight 162.29
Beilstein 1371
Reaxy-Rn 1747425
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1747425&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.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganosulfur compounds
ClassSulfoxides
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentSulfoxides
Alternative Parents Sulfinyl compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Sulfoxide - Sulfinyl compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as sulfoxides. These are compounds containing a sulfoxide functional group, with the structure RS(=O)R' (R,R' not H).
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.

7 results found

Lot NumberCertificate TypeDateItem
E2231116Certificate of AnalysisMar 16, 2026 D155298
I2328282Certificate of AnalysisSep 19, 2023 D155298
H2331301Certificate of AnalysisAug 23, 2023 D155298
J2221338Certificate of AnalysisAug 27, 2022 D155298
J2221336Certificate of AnalysisAug 26, 2022 D155298
J2221343Certificate of AnalysisAug 26, 2022 D155298
E2231108Certificate of AnalysisMar 21, 2022 D155298
Chemical and Physical Properties
SolubilitySlightly soluble in water.
SensitivityHygroscopic
Refractive Index1.467
Flash Point(°F)249.8 °F
Flash Point(°C)121℃
Boil Point(°C)250℃
Melt Point(°C)31-34℃
Molecular Weight162.300 g/mol
XLogP31.800
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count6
Exact Mass162.108 Da
Monoisotopic Mass162.108 Da
Topological Polar Surface Area36.300 Ų
Heavy Atom Count10
Formal Charge0
Complexity81.300
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. Junchen Li, Peng He, Wuchao Xie, Yujie Xie, Yongquan Fu, Shutian Huang, Guojuan Lai, Zhen Wang, Fujun Zhang, Xixiang Zhu.  (2025)  Multifunctional Benzene-Based Solid Additive for Synergistically Boosting Efficiency and Stability in Layer-by-Layer Organic Photovoltaics.  Energies,  19  (1):   [PMID:] [10.3390/en19010211]
Solution Calculators
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