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Oxides and peroxides

Cassiterite

Also known as dioxotin, Cassiterite (SnO2), SnO2

CAS 1317-45-9Formula O2SnMolar mass 150.71 g/molEC 242-159-0
32 suppliers listed
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Cassiterite chemical structure, O2Sn, CAS 1317-45-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1317-45-9
Formula
O2Sn
Molar mass
150.71 g/mol
EC number
242-159-0
HS code
282590
Category
Oxides and peroxides

What is Cassiterite?

Plain description, key identifiers and synonyms

Tin dioxide is a tin oxide compound consisting of tin(IV) covalently bound to two oxygen atoms.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dioxotin
CAS number
1317-45-9Other or deprecated CAS: 18232-10-5, 18282-10-5
EC number
242-159-0
Molecular formula
O2Sn
UNII
KM7N50LOS6
MDL number
MFCD00011244
InChIKey
XOLBLPGZBRYERU-UHFFFAOYSA-N
InChI
InChI=1S/2O.Sn
SMILES (canonical and isomeric)
O=[Sn]=O

Synonyms

  • dioxotin
  • Cassiterite (SnO2)
  • SnO2
  • Stannic oxide (SnO2)
  • tin-oxide
  • Tin(IV) oxide (99.998%-Sn)
  • Tin oxide nanopowder (50-70 nm)
  • Tin(IV) oxide, 99.996% (metals basis)
  • Tin oxide powder, (stannic), white 325 mesh
  • Tin(IV) oxide, >=99.99% trace metals basis
  • Tin(IV) oxide, -325 mesh, 99.9% trace metals basis
  • Tin(IV) oxide, nanopowder, <=100 nm avg. part. size

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
150.71 g/molcalc.
Exact mass
151.892 Dacalc.
LogP (octanol/water)
-0.62calc.
Topological polar surface area
34.14 ร…ยฒcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
3calc.
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

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.

Cassiterite suppliers

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

All 32 suppliers
30 of 30 offers

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

32 suppliers in 13 countries

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Cassiterite 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

Plastics -> Typical concentration range in plastic materials -> 5%.

Use classes: Plastics.

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 Cassiterite is traded under.

HS 2825.90Indicative HS code

Inorganic bases not elsewhere classified in heading 2825

World exports in 2024
$972M
+5.4% vs 2023, imports $3.4B
2019 to 2024
Top exporters
  1. China28.5%
  2. United States23.7%
  3. Brazil10.8%
Top importers
  1. South Korea77.2%
  2. Japan4.3%
  3. United States3.8%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Cassiterite?

Tin dioxide is a tin oxide compound consisting of tin(IV) covalently bound to two oxygen atoms.

What is the CAS number of Cassiterite?

The CAS registry number of Cassiterite is 1317-45-9. Other or deprecated CAS numbers: 18232-10-5, 18282-10-5.

What is the molecular formula and weight of Cassiterite?

The molecular formula of Cassiterite is O2Sn and its molar mass is 150.71 g/mol.

What is Cassiterite used for?

Plastics -> Typical concentration range in plastic materials -> 5%. Use classes: Plastics.

Is Cassiterite hazardous?

No GHS hazard classification for Cassiterite 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 Cassiterite?

Cassiterite is usually classified under HS code 282590 (Hydrazine and hydroxylamine and their inorganic salts, other inorganic bases, otherโ€ฆ). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cassiterite?

CompoundList lists 32 suppliers of Cassiterite in United States, China, United Kingdom, India and 9 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Cassiterite in India?

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

What is the price of Cassiterite?

Suppliers quote Cassiterite 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 Cassiterite

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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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