Iridium sesquioxide
Basic information
- CAS
1312-46-5- Standard SMILES
[Ir+3].[Ir+3].[O-2].[O-2].[O-2]- InChIKey
LUXYLEKXHLMESQ-UHFFFAOYSA-N- Molecular formula
- Ir2O3
- Average molar mass
- 432.43 g/mol
- Monoisotopic mass
- 433.91059
Names & identifiers
- Preferred name
- Iridium sesquioxide
- IUPAC
- bis(iridium(3+));tris(oxygen(2-))
- English name
- Iridium (III) oxide
- Molecular formula
- Ir2O3
- Molecular weight
- 432.43
Names & synonyms
1312-46-5Iridium sesquioxideDIIRIDIUM TRIOXIDEK026430BY8IRIDIUM SESQUIOXIDE [MI]UNII-K026430BY8EINECS 215-196-5RefChem:148711215-196-5Iridium oxide (Ir2O3)iridium(3+);oxygen(2-)Iridium (III) oxide
Show more names
IRIDIUM OXIDEIridium trioxideIridium(Ⅲ) oxideIridium(III)odixediiridiumtrioxideiridiumoxide(ir2o3)iridiumtetrahydroxideiridium(3+),oxygen(2-)
iridium(III) oxideIridium tetrahydroxideIridium(3+) oxide (2/3)SCHEMBL1987060DTXSID00927122LUXYLEKXHLMESQ-UHFFFAOYSA-NIRIDIUM SESQUIOXIDE, Ir2O3Q4332822
Database identifiers
- CAS
1312-46-5- PubChem CID
- 9845673
- DTXSID
DTXSID00927122- UNII
- K026430BY8
- EC Number
- 215-196-5
Properties
Computed structural properties
- Topological polar surface area
- 3 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 3
- Rotatable bonds
- 0
- Heavy atoms
- 5
- Formal charge
- 0
- Complexity
- 0
Experimental & physicochemical properties
Chemical ClassesMetals -> Metals, Inorganic Compounds
Physical DescriptionBlue-black solid; [Merck Index] Black odorless powder; [Alfa Aesar MSDS]
Physicochemical properties
- solubility
- 2 O; · insoluble in H2O; slightly soluble in hot HCl
- form
- blue-black crystals
- color
- blue-black crystals, crystalline
- Water Solubility
- 2 O; · insoluble H2O; slowly dissolves in boiling HCl [MER06]
- CAS DataBase Reference
- 1312 · 1312-46-5
- FDA UNII
- 26430 BY8 · K026430BY8
- EPA Substance Registry System
- Iridium oxide (Ir2O3) (1312-46-5)
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 312 · H312-H332-H319-H315-H413-H302
- Precautionary statements
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
This chemical does not meet GHS hazard criteria for 83.3% (5 of 6) of all reports.
Warning
H302 (16.7%): Harmful if swallowed [Warning Acute toxicity, oral]
P261, P264, P264+P265, P270, P271, P273, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P321, P330, P332+P317, P337+P317, P362+P364, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 6 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Hazards SummaryMay cause irritation; [Alfa Aesar MSDS] See Iridium.
Hazard Classes and CategoriesAcute Tox. 4 (16.7%)
Safety data
- tsca
- TSCA listed
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- Hazard statements
- H312-H332-H319-H315-H413-H302
- Precautionary statements
- P264-P270-P301+P312-P330-P501-P264-P280-P305+P351+P338-P337+P313P-P280-P302+P352-P312-P322-P363-P501-P264-P280-P302+P352-P321-P332+P313-P362-P261-P271-P304+P340-P312
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationIridium oxide (Ir2O3): ACTIVE
Applications
UsesCeramics (porcelain decoration).
Related reactions
0 records
No reaction records under the current filter.
Compound notes
Loading…