CompoundList

Thorium iodide

Also known as Thorium tetraiodide, Thorium iodide (ThI4), thorium(4+), tetraiodide

CAS 7790-49-0Formula I4ThMolar mass 739.65 g/molEC 232-211-0
Thorium iodide chemical structure, I4Th, CAS 7790-49-0
2D chemical structure

Key facts

What buyers check first

CAS number
7790-49-0
Formula
I4Th
Molar mass
739.65 g/mol
EC number
232-211-0
HS code
284430
Category
Chlorides and other halides

What is Thorium iodide?

Plain description, key identifiers and synonyms

Thorium iodide is a chemical substance with the molecular formula I4Th and a molar mass of 739.65 g/mol. Its CAS registry number is 7790-49-0. The IUPAC name is thorium(4+) tetraiodide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
thorium(4+) tetraiodide
CAS number
7790-49-0 CAS number cross-checked
EC number
232-211-0
Molecular formula
I4Th
UNII
Y6WNI235O3
InChIKey
MDMUQRJQFHEVFG-UHFFFAOYSA-J
InChI
InChI=1S/4HI.Th/h4*1H;/q;;;;+4/p-4
SMILES (canonical and isomeric)
[I-].[I-].[I-].[I-].[Th+4]

Synonyms

  • Thorium tetraiodide
  • Thorium iodide (ThI4)
  • thorium(4+), tetraiodide
  • thorium(4+) tetraiodide

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
739.65 g/molcalc.
Exact mass
739.6559 Dacalc.
LogP (octanol/water)
-11.98calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
5calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
5calc.

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.

Thorium iodide suppliers

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Thorium iodide price

Indicative price range per kg from live supplier offers

No published prices right now

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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

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2844.30Indicative HS code

Uranium depleted in U 235 and its compounds, thorium and its compounds, alloys…

World exports in 2024
$91M
+16.8% vs 2023, imports $48M
2019 to 2024
Top exporters
  1. South Africa73.2%
  2. United States13.4%
  3. Sweden6.9%
Top importers
  1. Belgium53.7%
  2. France * partner reported9.2%
  3. Canada8.8%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Thorium iodide is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Guides for buyers

Practical guides that help when you source, ship or handle Thorium iodide

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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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