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Isotope-labelled compounds

Iodomethane-D3

Also known as Iodo(2H3)methane, trideuterio(iodo)methane, Methyl-d3 Iodide

CAS 865-50-9Formula CH3IMolar mass 144.96 g/molEC 212-744-5
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Harmful or irritant, Serious health hazard 15 suppliers listed
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Iodomethane-D3 chemical structure, CH3I, CAS 865-50-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
865-50-9
Formula
CH3I
Molar mass
144.96 g/mol
EC number
212-744-5
HS code
284590
Category
Isotope-labelled compounds

What is Iodomethane-D3?

Plain description, key identifiers and synonyms

Iodomethane-D3 is a chemical substance with the molecular formula CH3I and a molar mass of 144.96 g/mol. Its CAS registry number is 865-50-9. The IUPAC name is trideuterio(iodo)methane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
trideuterio(iodo)methane
CAS number
865-50-9 CAS number cross-checked
EC number
212-744-5
Molecular formula
CH3I
UNII
6LS3J7R95H
MDL number
MFCD00001074
InChIKey
INQOMBQAUSQDDS-FIBGUPNXSA-N
InChI
InChI=1S/CH3I/c1-2/h1H3/i1D3
Canonical SMILES
CI
Isomeric SMILES
[2H]C([2H])([2H])I

Synonyms

  • Iodo(2H3)methane
  • trideuterio(iodo)methane
  • Methyl-d3 Iodide
  • Methane-d3, iodo-
  • methyl iodide-d3
  • trideuteromethyl iodide
  • Iodomethane-d?
  • Iodomethane-d3 (Stabilized with Copper Wire)
  • Perdeuteroiodomethane
  • Iodotrideuteriomethane
  • Trideuterioiodomethane
  • Iodo(~2~H_3_)methane
  • Methyl iodide (D3) stored over Copper
  • Iodomethane-d3, >=99.5 atom % D, >=99% (CP), contains copper as stabilizer

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
144.96 g/molcalc.
Exact mass
144.9468 Dacalc.
LogP (octanol/water)
1.05calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
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

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H301 + H331Toxic if swallowed. Toxic if inhaled.
  • H301Toxic if swallowed.
  • H312Harmful in contact with skin.
  • H315Causes skin irritation.
  • H317May cause an allergic skin reaction.
  • H331Toxic if inhaled.
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled.
  • H335May cause respiratory irritation.
  • H351Suspected of causing cancer.
  • H371May cause damage to organs.
Precautionary statements (28)
  • P203Obtain, read and follow all safety instructions before use.
  • P233Keep container tightly closed.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P308 + P316If exposed or concerned: Get emergency medical help immediately.
  • P316Get emergency medical help immediately.
  • P317Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P342 + P316If experiencing respiratory symptoms: Get emergency medical help immediately.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403Store in a well-ventilated place.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

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

Full safety data and first aid

Iodomethane-D3 suppliers

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

All 15 suppliers
15 of 15 offers

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Where suppliers are based

15 suppliers in 6 countries

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Iodomethane-D3 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 Iodomethane-D3 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 Iodomethane-D3 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Iodomethane-D3, based on the data on this page

Is Iodomethane-D3 hazardous?

Iodomethane-D3 carries the GHS signal word "Danger". Main hazards: toxic if swallowed. toxic if inhaled, toxic if swallowed, harmful in contact with skin. This summary is not an SDS, always read the supplier safety data sheet.

Guides for buyers

Practical guides that help when you source, ship or handle Iodomethane-D3

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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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