Dimethyl sulfone

Modify Date: 2026-07-04 08:12:55

Dimethyl sulfone Structure
Dimethyl sulfone structure
Common Name Dimethyl sulfone
CAS Number 67-71-0 Molecular Weight 94.133
Density 1.1±0.1 g/cm3 Boiling Point 240.9±8.0 °C at 760 mmHg
Molecular Formula C2H6O2S Melting Point 107-109 °C(lit.)
MSDS Chinese USA Flash Point 143.3±0.0 °C

 Use of Dimethyl sulfone


Dimethyl sulfone is an endogenous metabolite.

Summary: Dimethyl sulfone, also known as sulfonyldimethane, has a CAS number of 67-71-0, with a molecular formula of C2H6O2S and a molecular weight of 94.133. It appears as white crystalline sheets, with a melting point of 107-109°C and a boiling point of 240.9±8.0°C, and a density of 1.1±0.1 g/cm3. It is used as a gas chromatography stationary phase, organic synthesis reagent, high-temperature solvent, food additive, and health supplement raw material. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name sulfonyldimethane
Synonym More Synonyms

 Dimethyl sulfone Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Dimethyl sulfone is an endogenous metabolite.
Related Catalog
Target

Human Endogenous Metabolite

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.1±0.1 g/cm3
Boiling Point 240.9±8.0 °C at 760 mmHg
Melting Point 107-109 °C(lit.)
Molecular Formula C2H6O2S
Molecular Weight 94.133
Flash Point 143.3±0.0 °C
Exact Mass 94.008850
PSA 42.52000
LogP -1.19
Vapour Pressure 0.1±0.5 mmHg at 25°C
Index of Refraction 1.402
InChIKey HHVIBTZHLRERCL-UHFFFAOYSA-N
SMILES CS(C)(=O)=O
Stability Stable. Combustible. Incompatible with strong oxidizing agents.
Water Solubility 150 g/L (20 ºC)

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
PB2785000
CHEMICAL NAME :
Methane, sulfonylbis-
CAS REGISTRY NUMBER :
67-71-0
LAST UPDATED :
199710
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C2-H6-O2-S

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533525
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533525

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xn
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS PB2785000
HS Code 29309070

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2904100000
Summary 2904100000 derivatives containing only sulpho groups, their salts and ethyl esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

 Articles41

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Olfactometry Profiles and Quantitation of Volatile Sulfur Compounds of Swiss Tilsit Cheeses.

J. Agric. Food Chem. 63 , 7511-21, (2015)

To establish the odor profiles of three differently fabricated commercial Swiss Tilsit cheeses, analyses were conducted using headspace solid-phase microextraction gas chromatography-mass spectrometry...

The human cerebrospinal fluid metabolome

J. Chromatogr. B. Analyt. Technol. Biomed. Life Sci. 871(2) , 164-73, (2008)

With continuing improvements in analytical technology and an increased interest in comprehensive metabolic profiling of biofluids and tissues, there is a growing need to develop comprehensive referenc...

Methyl Sulfone Blocked Multiple Hypoxia- and Non-Hypoxia-Induced Metastatic Targets in Breast Cancer Cells and Melanoma Cells.

PLoS ONE 10 , e0141565, (2015)

Metastatic cancer causes 90% of cancer deaths. Unlike many primary tumors, metastatic tumors cannot be cured by surgery alone. Metastatic cancer requires chemotherapy. However, metastatic cells are no...

 Dimethyl sulfoneBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: p53 small molecule agonists, cell-based qHTS assay
Source: 824
External Id: P53344
Name: p53 small molecule agonists, cell-based qHTS assay with human liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS233
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

MFCD00007566
methylsulphonylmethane
Dimethylsulfon
MSM
Methyl sulfone
EINECS 200-665-9
Methylsulfone
METHYLSULPHONE
Sulfone,dimethyl
DIMETHYL SULPHONE
DMSO2
dimethyl sulfone

 Dimethyl sulfone | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the upstream materials of sulfonyldimethane?
A: Related upstream materials(CAS) of sulfonyldimethane: 75-18-3;67-68-5;286-28-2;76473-17-1;106466-53-9;60228-89-9;13784-07-1.
Q: What is the CAS number of sulfonyldimethane?
A: CAS number of sulfonyldimethane is 67-71-0.
Q: What is the boiling point of sulfonyldimethane?
A: Boiling point of sulfonyldimethane is 240.9±8.0 °C at 760 mmHg.
Q: What is the InChIKey of sulfonyldimethane?
A: InChIKey of sulfonyldimethane is HHVIBTZHLRERCL-UHFFFAOYSA-N.
Q: What is the safety information for sulfonyldimethane?
A: Safety information for sulfonyldimethane: S22-S24/25.
Q: What are the uses of sulfonyldimethane?
A: Main uses of sulfonyldimethane: Dimethyl sulfone is an endogenous metabolite.
Q: What is the English name of sulfonyldimethane?
A: The English name of sulfonyldimethane is sulfonyldimethane.
Q: What is the SMILES notation of sulfonyldimethane?
A: SMILES notation of sulfonyldimethane is CS(C)(=O)=O.
Q: What are the downstream products of sulfonyldimethane?
A: Related downstream products(CAS) of sulfonyldimethane: 105699-60-3;3934-86-9;100-25-4;940-12-5;98-95-3;619-72-7;132016-28-5;528-29-0;88-75-5;46331-50-4.
Q: What is the melting point of sulfonyldimethane?
A: Melting point of sulfonyldimethane is 107-109 °C(lit.).

 Dimethyl sulfonefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
Zhongshan Xingrui Chemical Co. , Ltd.
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