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Chlorides and other halides

Lithium iodide

Also known as Lithium monoiodide, Lithium iodide (LiI), lithiumiodide

CAS 10377-51-2Formula ILiMolar mass 133.85 g/molEC 233-822-5
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 33 suppliers listed
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Lithium iodide chemical structure, ILi, CAS 10377-51-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
10377-51-2
Formula
ILi
Boiling point
1,171 °C
Density
4.06 @25 °C
HS code
282760
Category
Chlorides and other halides

What is Lithium iodide?

Plain description, key identifiers and synonyms

Lithium iodide is a chemical substance with the molecular formula ILi and a molar mass of 133.85 g/mol. Its CAS registry number is 10377-51-2.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
lithium iodide
CAS number
10377-51-2 CAS number cross-checkedOther or deprecated CAS: 21752-61-4, 29911-74-8
EC numbers
233-822-5, 244-572-1
Molecular formula
ILi
UNII
S6K2XET783
MDL number
MFCD00011092
InChIKey
HSZCZNFXUDYRKD-UHFFFAOYSA-M
InChI
InChI=1S/HI.Li/h1H;/q;+1/p-1
SMILES (canonical and isomeric)
[Li+].[I-]

Synonyms

  • Lithium monoiodide
  • Lithium iodide (LiI)
  • lithiumiodide
  • Lithium iodide, anhydrous
  • lithium, iodide
  • Lithium iodide (6LiI)
  • lLithiumiodid
  • LiI.xH2O
  • (6L)Lithium iodide
  • Lithium iodide, ultra dry
  • lithium(1+) hydrate iodide
  • LII
  • Lithium iodide anhydrous crystalline powder
  • Lithium-iodide
  • Lithium iodide beads
  • (7L)Lithium iodide
  • Lithium iodide powder
  • Lithium iodide anhydrous
  • Lithium iodide, 99.9%
  • Lithium iodide, Trace metals grade 99.9%
  • Lithium iodide (anhydrous), 99.99% metals basis
  • Lithium iodide (ultra dry), 99.999% metals basis
  • Lithium Iodide (99.9%, trace metals basis) (Low water content)
  • Lithium iodide, anhydrous, 99.99% (metals basis), crystalline/powder

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

Boiling point
1,171 °Cexp.
Density
4.06 @25 °Cexp.

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
133.85 g/molcalc.
Exact mass
133.9205 Dacalc.
LogP (octanol/water)
-5.99calc.
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
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
  • H400Very toxic to aquatic life.
Precautionary statements (21)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • 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.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • 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

Lithium iodide suppliers

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

All 33 suppliers
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Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

33 suppliers in 11 countries

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Lithium iodide 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

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 Lithium iodide is traded under.

HS 2827.60Indicative HS code

Iodides and iodide oxides

World exports in 2024
$389M
+14.6% vs 2023, imports $381M
2019 to 2024
Top exporters
  1. Japan17.1%
  2. Chile17.0%
  3. India * partner reported12.8%
Top importers
  1. China28.9%
  2. Germany14.7%
  3. South Korea9.1%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Lithium iodide, based on the data on this page

What is Lithium iodide?

Lithium iodide is a chemical substance with the molecular formula ILi and a molar mass of 133.85 g/mol. Its CAS registry number is 10377-51-2.

What is the CAS number of Lithium iodide?

The CAS registry number of Lithium iodide is 10377-51-2. Other or deprecated CAS numbers: 21752-61-4, 29911-74-8.

What is the molecular formula and weight of Lithium iodide?

The molecular formula of Lithium iodide is ILi and its molar mass is 133.85 g/mol.

Is Lithium iodide hazardous?

Lithium iodide carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes skin irritation, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Lithium iodide?

Lithium iodide is usually classified under HS code 282760 (Iodides and iodide oxides). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Lithium iodide?

CompoundList lists 33 suppliers of Lithium iodide in China, India, United States, Chile and 7 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Lithium iodide in India?

7 suppliers in India list Lithium iodide on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Lithium iodide?

Suppliers quote Lithium iodide 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 Lithium 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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