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Metals, alloys and elements

Lithium-6

Also known as 6Li isotope, Lithium, isotope of mass 6, Li-6 isotope

CAS 14258-72-1Formula LiMolar mass 6.02 g/molEC 625-439-0
GHS signal word: Danger. Pictograms: Flammable, Corrosive 1 supplier listed
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Element with atomic number and standard atomic weight

Key facts

What buyers check first

All properties
CAS number
14258-72-1
Formula
Li
Molar mass
6.02 g/mol
EC number
625-439-0
HS code
284590
Category
Metals, alloys and elements

What is Lithium-6?

Plain description, key identifiers and synonyms

Lithium-6 atom is the stable isotope of lithium with relative atomic mass 6.015122, 7.5 atom percent natural abundance and nuclear spin 1.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
lithium-6
CAS number
14258-72-1Other or deprecated CAS: 19095-57-9
EC numbers
625-439-0, 633-781-7
Molecular formula
Li
MDL number
MFCD00084621
InChIKey
WHXSMMKQMYFTQS-BJUDXGSMSA-N
InChI
InChI=1S/Li/i1-1
Canonical SMILES
[Li]
Isomeric SMILES
[6Li]

Synonyms

  • 6Li isotope
  • Lithium, isotope of mass 6
  • Li-6 isotope
  • lithium-6 atom
  • Lithium-6Li
  • Lithium-6 deuteride
  • Isotope:6Li
  • Lithium Isotopic Standard: Li @ 100 microg/mL in 2% HNO3 (Enriched in Li-6)
  • Lithium-6 isotope
  • Isotope:Lithium-6
  • 6Li (isotope)
  • (6)Li
  • (6)3Li
  • Lithium-6Li, chunks, 95 atom % 6Li
  • Lithium 6, 6Li, plasma standard solution, Specpure, 6Li 100?g/ml

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
6.02 g/molcalc.
Exact mass
6.0151 Dacalc.
LogP (octanol/water)
-0.38calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
1calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable
GHS05: Corrosive
Corrosive

Hazard statements

  • H260In contact with water releases flammable gases which may ignite spontaneously.
  • H314Causes severe skin burns and eye damage.
Precautionary statements (17)
  • P223Do not allow contact with water.
  • P231 + P232Handle and store contents under inert gas. Protect from moisture.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P335 + P334If on skin: Brush off loose particles from skin. Immerse in cool water or wrap in wet bandages.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P363Wash contaminated clothing before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P402 + P404Store in a dry place. Store in a closed container.
  • 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-6 suppliers

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

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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

1 supplier in 1 country

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Lithium-6 price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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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

United States

  • TSCA inventory (USA)
    Status: Active in US commerce, Regulatory flags: Added by a premanufacture notice, significant new use rule

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Lithium-6 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 Lithium-6 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Lithium-6, based on the data on this page

What is Lithium-6?

Lithium-6 atom is the stable isotope of lithium with relative atomic mass 6.015122, 7.5 atom percent natural abundance and nuclear spin 1.

What is the CAS number of Lithium-6?

The CAS registry number of Lithium-6 is 14258-72-1. Other or deprecated CAS numbers: 19095-57-9.

What is the molecular formula and weight of Lithium-6?

The molecular formula of Lithium-6 is Li and its molar mass is 6.02 g/mol.

What is Lithium-6 used for?

Known uses and roles of Lithium-6 include isotope-labelled compounds in research and laboratory.

Is Lithium-6 hazardous?

Lithium-6 carries the GHS signal word "Danger". Main hazards: in contact with water releases flammable gases which may ignite spontaneously, causes severe skin burns and eye damage. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Lithium-6?

Lithium-6 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 Lithium-6?

CompoundList lists 1 supplier of Lithium-6 in Russia. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Lithium-6?

Suppliers quote Lithium-6 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-6

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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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