CompoundList

Dimethyldisulfoxide

Also known as Neticonazole Impurity 4, methylsulfinylsulfinylmethane, dimethyl disulfoxide

CAS 98984-65-7Formula C2H6O2S2Molar mass 126.20 g/mol
Dimethyldisulfoxide chemical structure, C2H6O2S2, CAS 98984-65-7
2D chemical structure

Key facts

What buyers check first

CAS number
98984-65-7
Formula
C2H6O2S2
Molar mass
126.20 g/mol
HS code
293090
Category
Impurities and reference standards

What is Dimethyldisulfoxide?

Plain description, key identifiers and synonyms

Dimethyldisulfoxide is a chemical substance with the molecular formula C2H6O2S2 and a molar mass of 126.20 g/mol. Its CAS registry number is 98984-65-7. The IUPAC name is methylsulfinylsulfinylmethane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
methylsulfinylsulfinylmethane
CAS number
98984-65-7
Molecular formula
C2H6O2S2
InChIKey
CRUCMBRORARQSI-UHFFFAOYSA-N
InChI
InChI=1S/C2H6O2S2/c1-5(3)6(2)4/h1-2H3
SMILES (canonical and isomeric)
CS(=O)S(=O)C

Synonyms

  • Neticonazole Impurity 4
  • methylsulfinylsulfinylmethane
  • dimethyl disulfoxide

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
126.20 g/molcalc.
Exact mass
125.9809 Dacalc.
LogP (octanol/water)
-0.34calc.
Topological polar surface area
34.14 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
6calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Dimethyldisulfoxide suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

No supplier listings yet

Post one free request and suppliers who make or trade Dimethyldisulfoxide can send you quotes. Your contact details stay private until you accept a quote.

Dimethyldisulfoxide price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Dimethyldisulfoxide is traded under.

HS 2930.90Indicative HS code

Organo-sulphur compounds, other

World exports in 2024
$5.83B
+0.1% vs 2023, imports $5.93B
2019 to 2024
Top exporters
  1. China40.7%
  2. United States10.9%
  3. Japan9.3%
Top importers
  1. United States13.3%
  2. Brazil12.6%
  3. China6.6%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Dimethyldisulfoxide is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Dimethyldisulfoxide, based on the data on this page

What is Dimethyldisulfoxide?

Dimethyldisulfoxide is a chemical substance with the molecular formula C2H6O2S2 and a molar mass of 126.20 g/mol. Its CAS registry number is 98984-65-7. The IUPAC name is methylsulfinylsulfinylmethane.

What is the CAS number of Dimethyldisulfoxide?

The CAS registry number of Dimethyldisulfoxide is 98984-65-7.

What is the molecular formula and weight of Dimethyldisulfoxide?

The molecular formula of Dimethyldisulfoxide is C2H6O2S2 and its molar mass is 126.20 g/mol.

Is Dimethyldisulfoxide hazardous?

No GHS hazard classification for Dimethyldisulfoxide is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Dimethyldisulfoxide?

Dimethyldisulfoxide is usually classified under HS code 293090 (Organo-sulphur compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dimethyldisulfoxide?

Post a free request on CompoundList and suppliers of Dimethyldisulfoxide will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Dimethyldisulfoxide?

Suppliers quote Dimethyldisulfoxide on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Dimethyldisulfoxide

Get quotes for Dimethyldisulfoxide

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Dimethyldisulfoxide with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/dimethyldisulfoxide-98984-65-7" title="Dimethyldisulfoxide structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Impurities and reference standards or HS code 293090

Price on request
Free quotes, contact stays private
Get quotes