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Heterocyclic compounds

2-Methylthietane

Also known as Thietane, 2-methyl-, 2-Methylthiacyclobutane, Butane, 1,3-epithio-

CAS 17837-41-1Formula C4H8SMolar mass 88.18 g/mol
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2-Methylthietane chemical structure, C4H8S, CAS 17837-41-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
17837-41-1
Formula
C4H8S
Molar mass
88.18 g/mol
HS code
293499
Category
Heterocyclic compounds

What is 2-Methylthietane?

Plain description, key identifiers and synonyms

2-Methylthietane is a chemical substance with the molecular formula C4H8S and a molar mass of 88.18 g/mol. Its CAS registry number is 17837-41-1.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-methylthietane
CAS number
17837-41-1 CAS number cross-checked
Molecular formula
C4H8S
InChIKey
DUTRXPYVMIFJQZ-UHFFFAOYSA-N
InChI
InChI=1S/C4H8S/c1-4-2-3-5-4/h4H,2-3H2,1H3
SMILES (canonical and isomeric)
CC1CCS1

Synonyms

  • Thietane, 2-methyl-
  • 2-Methylthiacyclobutane
  • Butane, 1,3-epithio-
  • 2-methyl-thietane
  • alpha-Methylthietane

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
88.18 g/molcalc.
Exact mass
88.0347 Dacalc.
LogP (octanol/water)
1.51calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
5calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1CSC1

C1CSC1

1 ring, 4 atoms, the Thietane ring system.

497 other chemicals share this scaffold

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.

2-Methylthietane suppliers

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

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2-Methylthietane price

Indicative price range per kg from live supplier offers

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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 2-Methylthietane is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for 2-Methylthietane is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-Methylthietane, based on the data on this page

What is 2-Methylthietane?

2-Methylthietane is a chemical substance with the molecular formula C4H8S and a molar mass of 88.18 g/mol. Its CAS registry number is 17837-41-1.

What is the CAS number of 2-Methylthietane?

The CAS registry number of 2-Methylthietane is 17837-41-1.

What is the molecular formula and weight of 2-Methylthietane?

The molecular formula of 2-Methylthietane is C4H8S and its molar mass is 88.18 g/mol.

Is 2-Methylthietane hazardous?

No GHS hazard classification for 2-Methylthietane 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 2-Methylthietane?

2-Methylthietane is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-Methylthietane?

Post a free request on CompoundList and suppliers of 2-Methylthietane will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 2-Methylthietane?

Suppliers quote 2-Methylthietane 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 2-Methylthietane

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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