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Silicates, borates and other salts

Leucite

Also known as Leucite (AlK(SiO3)2), K(Alsi2O6), Amphigene

CAS 1302-34-7Formula AlKO6Si2Molar mass 218.25 g/molEC 234-429-1
3 suppliers listed
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Leucite chemical structure, AlKO6Si2, CAS 1302-34-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1302-34-7
Formula
AlKO6Si2
Molar mass
218.25 g/mol
EC number
234-429-1
HS code
252930
Category
Silicates, borates and other salts

What is Leucite?

Plain description, key identifiers and synonyms

Leucite is a chemical substance with the molecular formula AlKO6Si2 and a molar mass of 218.25 g/mol. Its CAS registry number is 1302-34-7. The IUPAC name is aluminum, potassium, bis(dioxido(oxo)silane).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
aluminum, potassium, bis(dioxido(oxo)silane)
CAS number
1302-34-7Other or deprecated CAS: 12003-49-5, 12068-38-1
EC numbers
234-429-1, 235-097-0
Molecular formula
AlKO6Si2
UNII
SRB14JRX6C
InChIKey
SXQXMCWCWVCFPC-UHFFFAOYSA-N
InChI
InChI=1S/Al.K.2O3Si/c;;2*1-4(2)3/q+3;+1;2*-2
SMILES (canonical and isomeric)
[O-][Si](=O)[O-].[O-][Si](=O)[O-].[Al+3].[K+]

Synonyms

  • Leucite (AlK(SiO3)2)
  • K(Alsi2O6)
  • Amphigene
  • Sommaite
  • Potassium aluminum silicate
  • Aluminium potassium disilicate
  • Aluminium potassium silicate(1:1:1)
  • Potassium aluminum disilicate
  • Potassium aluminosilicate
  • Potassium aluminosilicate (kalsi2o6)
  • Aluminum potassium silicate
  • potassium aluminum silicate (leucite)
  • Aluminum potassium silicon oxide
  • Silicic acid (h2sio3), aluminum potassium salt (2:1:1)

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
218.25 g/molcalc.
Exact mass
217.8686 Dacalc.
LogP (octanol/water)
-9.13calc.
Topological polar surface area
126.4 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
0calc.
Heavy atoms
10calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
4calc.

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.

Leucite suppliers

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

All 3 suppliers

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

3 suppliers in 3 countries

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Leucite 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

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 Leucite is traded under.

HS 2529.30Exact HS code

Leucite, nepheline and nepheline syenite

World exports in 2024
$170M
+8.4% vs 2023, imports $179M
2019 to 2024
Top exporters
  1. Canada68.3%
  2. Norway * partner reported18.6%
  3. Netherlands3.7%
Top importers
  1. United States63.2%
  2. Poland6.3%
  3. Germany3.0%

* Partner reported figures, a lower bound.

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

The HS code shown for Leucite is indicative (it was matched by name in the HS nomenclature). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Leucite, based on the data on this page

What is Leucite?

Leucite is a chemical substance with the molecular formula AlKO6Si2 and a molar mass of 218.25 g/mol. Its CAS registry number is 1302-34-7. The IUPAC name is aluminum, potassium, bis(dioxido(oxo)silane).

What is the CAS number of Leucite?

The CAS registry number of Leucite is 1302-34-7. Other or deprecated CAS numbers: 12003-49-5, 12068-38-1.

What is the molecular formula and weight of Leucite?

The molecular formula of Leucite is AlKO6Si2 and its molar mass is 218.25 g/mol.

What is Leucite used for?

Known uses and roles of Leucite include fillers and thixotropes in adhesives and sealants and builders and chelants in home care and cleaning.

Is Leucite hazardous?

No GHS hazard classification for Leucite 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 Leucite?

Leucite is usually classified under HS code 252930 (Leucite, nepheline and nepheline syenite). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Leucite?

CompoundList lists 3 suppliers of Leucite in Indonesia, India and Lebanon. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Leucite in India?

1 supplier in India list Leucite on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Leucite?

Suppliers quote Leucite 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 Leucite

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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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