3-Methylsulfolane - ≥98% , CAS No.872-93-5

CAS: 872-93-5 Cat. No.: M158451 Molecular Weight: 134.19 Beilstein Registry Number: 17(5)1,82 EC Number: 212-833-9
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
3-Methyltetrahydrothiophene 1,1-Dioxide
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
M158451-1g
9

$10.90

$16.90
Save $6.00 (35.50%)
5g
M158451-5g
8

$35.90

$53.90
Save $18.00 (33.40%)
25g
M158451-25g
2
$239.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% 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
3-Methyltetrahydrothiophene 1, 1-Dioxide
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488185682
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488185682
Canonical SmilesCC1CCS(=O)(=O)C1
IUPAC Name3-methylthiolane 1,1-dioxide
InChIKeyCMJLMPKFQPJDKP-UHFFFAOYSA-N
INCHI1S/C5H10O2S/c1-5-2-3-8(6,7)4-5/h5H,2-4H2,1H3
Isomeric SMILES CC1CCS(=O)(=O)C1
Molecular Weight 134.19
Beilstein 17(5)1,82
Reaxy-Rn 108420
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=108420&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
SuperclassOrganoheterocyclic compounds
ClassThiolanes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentThiolanes
Alternative Parents Sulfones  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Thiolane - Sulfone - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as thiolanes. These are organic compounds containing thiolane, a five-member saturated ring containing four carbon atoms and a sulfur atom.
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.

23 results found

Lot NumberCertificate TypeDateItem
F2602338Certificate of AnalysisMay 22, 2026 M158451
F2602337Certificate of AnalysisMay 22, 2026 M158451
F2602336Certificate of AnalysisMay 22, 2026 M158451
G2504491Certificate of AnalysisApr 03, 2024 M158451
G2504490Certificate of AnalysisApr 03, 2024 M158451
H2501045Certificate of AnalysisMar 13, 2024 M158451
D2417403Certificate of AnalysisMar 13, 2024 M158451
D2417404Certificate of AnalysisMar 13, 2024 M158451
D2417405Certificate of AnalysisMar 13, 2024 M158451
A2409418Certificate of AnalysisDec 29, 2023 M158451
A2409417Certificate of AnalysisDec 29, 2023 M158451
K2322179Certificate of AnalysisNov 15, 2023 M158451
F23251351Certificate of AnalysisMay 16, 2023 M158451
F23251077Certificate of AnalysisMay 16, 2023 M158451
F23251074Certificate of AnalysisMay 16, 2023 M158451
F23251070Certificate of AnalysisMay 16, 2023 M158451
F23251064Certificate of AnalysisMay 16, 2023 M158451
F23251060Certificate of AnalysisMay 16, 2023 M158451
D2320265Certificate of AnalysisSep 09, 2022 M158451
K2202511Certificate of AnalysisSep 09, 2022 M158451
K2202556Certificate of AnalysisSep 09, 2022 M158451
K2202800Certificate of AnalysisSep 09, 2022 M158451
D2320264Certificate of AnalysisSep 09, 2022 M158451

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Chemical and Physical Properties
Refractive Index1.47
Boil Point(°C)104°C/3mmHg(lit.)
Molecular Weight134.200 g/mol
XLogP30.500
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass134.04 Da
Monoisotopic Mass134.04 Da
Topological Polar Surface Area42.500 Ų
Heavy Atom Count8
Formal Charge0
Complexity163.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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