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Silicates, borates and other salts

Silicate

Also known as orthosilicate, Tetraoxidosilane, Orthosilikat

CAS 12627-13-3Formula O4Si-4Molar mass 92.08 g/mol
3 suppliers listed
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Silicate chemical structure, O4Si-4, CAS 12627-13-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
12627-13-3
Formula
O4Si-4
Molar mass
92.08 g/mol
HS code
283990
Category
Silicates, borates and other salts

What is Silicate?

Plain description, key identifiers and synonyms

Silicate(4-) is a silicate ion. It is a conjugate base of a hydrogensilicate(3-).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
silicate
CAS number
12627-13-3 CAS number cross-checkedOther or deprecated CAS: 17181-37-2, 60569-64-4
Molecular formula
O4Si-4
InChIKey
BPQQTUXANYXVAA-UHFFFAOYSA-N
InChI
InChI=1S/O4Si/c1-5(2,3)4/q-4
SMILES (canonical and isomeric)
[O-][Si]([O-])([O-])[O-]

Synonyms

  • orthosilicate
  • Tetraoxidosilane
  • Orthosilikat
  • Silikat
  • orthosilicate ion
  • silicate(4-)
  • SiO4 - monosilicate
  • tetraoxidosilicate(4-)
  • Silicate (SiO4(4-))
  • SiO4(4-)
  • [SiO4](4-)

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
92.08 g/molcalc.
Exact mass
91.9588 Dacalc.
LogP (octanol/water)
-5.14calc.
Topological polar surface area
92.24 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
0calc.
Heavy atoms
5calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
-4calc.
Stereocentres
0calc.

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.

Silicate suppliers

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

All 3 suppliers
  • Ankit Silicate
    India ManufacturerUnclaimed profile
    OrthosilicateGrade, purity and minimum order on request
    Price on request
    View
  • EvitaChem
    China, BeijingUnclaimed profile
    SilicateGrade, purity and minimum order on request
    Price on request
    View
  • Kalki Chemicals
    India, PuducherryUnclaimed profile
    SilicateGrade, purity and minimum order on request
    Price on request
    View

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 2 countries

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Silicate 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

Functional uses

  • Abrasive
  • Thickening agent
  • Viscosity modifier

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 Silicate is traded under.

HS 2839.90Indicative HS code

Silicates, commercial alkali metal silicates, other

World exports in 2024
$241M
−2.7% vs 2023, imports $307M
2019 to 2024
Top exporters
  1. China20.4%
  2. United States17.9%
  3. Netherlands11.7%
Top importers
  1. Saudi Arabia13.5%
  2. Germany8.3%
  3. United States7.3%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Silicate?

Silicate(4-) is a silicate ion. It is a conjugate base of a hydrogensilicate(3-).

What is the CAS number of Silicate?

The CAS registry number of Silicate is 12627-13-3. Other or deprecated CAS numbers: 17181-37-2, 60569-64-4.

What is the molecular formula and weight of Silicate?

The molecular formula of Silicate is O4Si-4 and its molar mass is 92.08 g/mol.

What is Silicate used for?

Known uses and roles of Silicate include abrasive, thickening agent and viscosity modifier.

Is Silicate hazardous?

No GHS hazard classification for Silicate 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 Silicate?

Silicate is usually classified under HS code 283990 (Silicates, commercial alkali metal silicates, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Silicate?

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

Where can I buy Silicate in India?

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

What is the price of Silicate?

Suppliers quote Silicate 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 Silicate

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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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