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Oxides and peroxides

Dititanium trioxide

Also known as titanium (iii) oxide, Titanium oxide (Ti2O3), Titanium(III) oxide

CAS 1344-54-3Formula O3Ti2Molar mass 143.73 g/molEC 215-697-9
1 supplier listed
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Dititanium trioxide chemical structure, O3Ti2, CAS 1344-54-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1344-54-3
Formula
O3Ti2
Molar mass
143.73 g/mol
EC number
215-697-9
HS code
282300
Category
Oxides and peroxides

What is Dititanium trioxide?

Plain description, key identifiers and synonyms

Titanium(III) oxide is a titanium oxide with formula Ti2O3.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
oxo(oxotitaniooxy)titanium
CAS number
1344-54-3
EC number
215-697-9
Molecular formula
O3Ti2
MDL number
MFCD00036278
InChIKey
GQUJEMVIKWQAEH-UHFFFAOYSA-N
InChI
InChI=1S/3O.2Ti
SMILES (canonical and isomeric)
O=[Ti]O[Ti]=O

Synonyms

  • titanium (iii) oxide
  • Titanium oxide (Ti2O3)
  • Titanium(III) oxide
  • oxo(oxotitaniooxy)titanium
  • Titatnum(III) oxide
  • Ti2O3
  • Titanium(III) oxide, -100 mesh, 99.9% trace metals basis
  • Titanium(III) oxide, pellets, diam. x thickness 10.4 mm x 5.1 mm

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
143.73 g/molcalc.
Exact mass
143.8806 Dacalc.
LogP (octanol/water)
-0.31calc.
Topological polar surface area
43.37 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
2calc.
Heavy atoms
5calc.
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 classification
Hazard pictograms

Hazard statements

  • H413May cause long lasting harmful effects to aquatic life.
Precautionary statements (2)
  • P273Avoid release to the environment.
  • 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

Dititanium trioxide suppliers

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Where suppliers are based

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Dititanium trioxide 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 Dititanium trioxide is traded under.

HS 2823.00Indicative HS code

Titanium oxides

World exports in 2024
$509M
−9.6% vs 2023, imports $708M
2019 to 2024
Top exporters
  1. China22.1%
  2. Germany13.8%
  3. France * partner reported13.4%
Top importers
  1. Germany9.9%
  2. United States9.4%
  3. Saudi Arabia6.2%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Dititanium trioxide, based on the data on this page

What is Dititanium trioxide?

Titanium(III) oxide is a titanium oxide with formula Ti2O3.

What is the CAS number of Dititanium trioxide?

The CAS registry number of Dititanium trioxide is 1344-54-3.

What is the molecular formula and weight of Dititanium trioxide?

The molecular formula of Dititanium trioxide is O3Ti2 and its molar mass is 143.73 g/mol.

Is Dititanium trioxide hazardous?

Dititanium trioxide has a GHS hazard classification. Main hazards: may cause long lasting harmful effects to aquatic life. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Dititanium trioxide?

Dititanium trioxide is usually classified under HS code 282300 (Titanium oxides). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dititanium trioxide?

CompoundList lists 1 supplier of Dititanium trioxide in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Dititanium trioxide?

Suppliers quote Dititanium trioxide 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 Dititanium trioxide

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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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