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Isotope-labelled compounds

Methanethiol-d4

Also known as tetradeuteromethanethiol, Methanethiol-d4, 98 atom % D

CAS 65871-23-0Formula CH4SMolar mass 52.13 g/mol
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Methanethiol-d4 chemical structure, CH4S, CAS 65871-23-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
65871-23-0
Formula
CH4S
Molar mass
52.13 g/mol
HS code
284590
Category
Isotope-labelled compounds

What is Methanethiol-d4?

Plain description, key identifiers and synonyms

Methanethiol-d4 is a chemical substance with the molecular formula CH4S and a molar mass of 52.13 g/mol. Its CAS registry number is 65871-23-0. The IUPAC name is trideuterio(deuteriosulfanyl)methane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
trideuterio(deuteriosulfanyl)methane
CAS number
65871-23-0
Molecular formula
CH4S
InChIKey
LSDPWZHWYPCBBB-GUEYOVJQSA-N
InChI
InChI=1S/CH4S/c1-2/h2H,1H3/i1D3/hD
Canonical SMILES
CS
Isomeric SMILES
[2H]C([2H])([2H])S[2H]

Synonyms

  • tetradeuteromethanethiol
  • Methanethiol-d4, 98 atom % D

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
52.13 g/molcalc.
Exact mass
52.0285 Dacalc.
LogP (octanol/water)
0.55calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
2calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
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.

Methanethiol-d4 suppliers

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Methanethiol-d4 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

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 Methanethiol-d4 is traded under.

HS 2845.90Indicative HS code

Compounds, inorganic or organic, of such isotopes, whether or not chemically defined

World exports in 2024
$2.67B
+19.0% vs 2023, imports $1.67B
2019 to 2024
Top exporters
  1. Ireland55.3%
  2. Hong Kong11.8%
  3. United States10.7%
Top importers
  1. China24.3%
  2. Ireland21.9%
  3. South Korea13.3%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Methanethiol-d4 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Methanethiol-d4, based on the data on this page

What is Methanethiol-d4?

Methanethiol-d4 is a chemical substance with the molecular formula CH4S and a molar mass of 52.13 g/mol. Its CAS registry number is 65871-23-0. The IUPAC name is trideuterio(deuteriosulfanyl)methane.

What is the CAS number of Methanethiol-d4?

The CAS registry number of Methanethiol-d4 is 65871-23-0.

What is the molecular formula and weight of Methanethiol-d4?

The molecular formula of Methanethiol-d4 is CH4S and its molar mass is 52.13 g/mol.

What is Methanethiol-d4 used for?

Known uses and roles of Methanethiol-d4 include isotope-labelled compounds in research and laboratory.

Is Methanethiol-d4 hazardous?

No GHS hazard classification for Methanethiol-d4 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 Methanethiol-d4?

Methanethiol-d4 is usually classified under HS code 284590 (Isotopes other than those of heading 2844, compounds, inorganic or organic, of such…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Methanethiol-d4?

Post a free request on CompoundList and suppliers of Methanethiol-d4 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Methanethiol-d4?

Suppliers quote Methanethiol-d4 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 Methanethiol-d4

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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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