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Oxides and peroxides

Bismuth titanium oxide (Bi2Ti2O7)

Also known as Dibismuth trititanium nonaoxide, dibismuth, oxygen(2-), titanium(4+), Bismuth titanium oxide (Bi2Ti3O9)

CAS 12048-51-0Formula Bi2O7Ti2Molar mass 625.69 g/molEC 234-352-3
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Bismuth titanium oxide (Bi2Ti2O7) chemical structure, Bi2O7Ti2, CAS 12048-51-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
12048-51-0
Formula
Bi2O7Ti2
Molar mass
625.69 g/mol
EC number
234-352-3
HS code
285390
Category
Oxides and peroxides

What is Bismuth titanium oxide (Bi2Ti2O7)?

Plain description, key identifiers and synonyms

Bismuth titanium oxide (Bi2Ti2O7) is a chemical substance with the molecular formula Bi2O7Ti2 and a molar mass of 625.69 g/mol. Its CAS registry number is 12048-51-0. The IUPAC name is dibismuth, heptakis(oxygen(2-)), bis(titanium(4+)).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dibismuth, heptakis(oxygen(2-)), bis(titanium(4+))
CAS number
12048-51-0 CAS number cross-checkedOther or deprecated CAS: 11115-71-2, 12010-68-3, 12010-77-4
EC numbers
234-352-3, 234-563-0, 234-564-6, 234-986-0
Molecular formula
Bi2O7Ti2
InChIKey
VDESGIACEFVDCZ-UHFFFAOYSA-N
InChI
InChI=1S/2Bi.7O.2Ti/q2*+3;7*-2;2*+4
SMILES (canonical and isomeric)
[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Ti+4].[Bi+3].[Bi+3]

Synonyms

  • Dibismuth trititanium nonaoxide
  • dibismuth, oxygen(2-), titanium(4+)
  • Bismuth titanium oxide (Bi2Ti3O9)
  • Bismuth titanate (IV)
  • Dibismuth dititanium heptaoxide
  • Bismuth(III) titanate, 98%
  • BISMUTH TITANATE, Bi2Ti2O7
  • Tetrabismuth trititanium dodecaoxide

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
625.69 g/molcalc.
Exact mass
625.8211 Dacalc.
LogP (octanol/water)
-1.6calc.
Topological polar surface area
199.5 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
11calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
11calc.

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.

Bismuth titanium oxide (Bi2Ti2O7) suppliers

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Bismuth titanium oxide (Bi2Ti2O7) price

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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 Bismuth titanium oxide (Bi2Ti2O7) is traded under.

HS 2853.90Indicative HS code

Phosphides, whether or not chemically defined, excluding ferrophosphorus, other, other

World exports in 2024
$2.45B
−33.6% vs 2023, imports $816M
2019 to 2024
Top exporters
  1. China68.4%
  2. Israel8.1%
  3. United States4.9%
Top importers
  1. United States19.3%
  2. Japan17.9%
  3. China13.4%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Bismuth titanium oxide (Bi2Ti2O7) is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Bismuth titanium oxide (Bi2Ti2O7), based on the data on this page

What is Bismuth titanium oxide (Bi2Ti2O7)?

Bismuth titanium oxide (Bi2Ti2O7) is a chemical substance with the molecular formula Bi2O7Ti2 and a molar mass of 625.69 g/mol. Its CAS registry number is 12048-51-0. The IUPAC name is dibismuth, heptakis(oxygen(2-)), bis(titanium(4+)).

What is the CAS number of Bismuth titanium oxide (Bi2Ti2O7)?

The CAS registry number of Bismuth titanium oxide (Bi2Ti2O7) is 12048-51-0. Other or deprecated CAS numbers: 11115-71-2, 12010-68-3, 12010-77-4.

What is the molecular formula and weight of Bismuth titanium oxide (Bi2Ti2O7)?

The molecular formula of Bismuth titanium oxide (Bi2Ti2O7) is Bi2O7Ti2 and its molar mass is 625.69 g/mol.

Is Bismuth titanium oxide (Bi2Ti2O7) hazardous?

No GHS hazard classification for Bismuth titanium oxide (Bi2Ti2O7) 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 Bismuth titanium oxide (Bi2Ti2O7)?

Bismuth titanium oxide (Bi2Ti2O7) is usually classified under HS code 285390 (Phosphides, whether or not chemically defined, excluding ferrophosphorus, other…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Bismuth titanium oxide (Bi2Ti2O7)?

CompoundList lists 1 supplier of Bismuth titanium oxide (Bi2Ti2O7) in United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Bismuth titanium oxide (Bi2Ti2O7)?

Suppliers quote Bismuth titanium oxide (Bi2Ti2O7) 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 Bismuth titanium oxide (Bi2Ti2O7)

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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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