Indium oxide

HCID 150905

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Basic information

CAS: 12672-71-8
Standard SMILES: [In+3].[In+3].[O-2].[O-2].[O-2]
InChIKey: PJXISJQVUVHSOJ-UHFFFAOYSA-N
Molecular formula: In2O3
Average molar mass: 277.63 g/mol
Monoisotopic mass: 277.7925014

Names & identifiers

Preferred name: Indium oxide
IUPAC: bis(indium(3+));tris(oxygen(2-))
English name: Indium oxide
Molecular formula: In2O3
Molecular weight: 277.6342

Names & synonyms

Indium oxideIndium sesquioxideDiindium trioxideIndiaIndium trioxideIndium (III) oxideIndium (3+) oxide4OO9KME22D12672-71-8indium oxide (In2-O3)RefChem:790939DTXSID501014974

Show more names

215-193-9235-765-11312-43-2Indium(III) oxideIndium oxide (In2O3)In2O3indium(3+);oxygen(2-)Indium(III)oxide

Database identifiers

CAS: 12672-71-8、1312-43-2
PubChem CID: 150905
DTXSID: DTXSID40893857
UNII: 4OO9KME22D
EC Number: 215-193-9、235-765-1

Properties

Computed structural properties

Topological polar surface area: 3 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 3
Rotatable bonds: 0
Heavy atoms: 5
Formal charge: 0
Complexity: 0

Experimental & physicochemical properties

Density7.18 @25 °C

Melting Point1913 °C

Physical DescriptionWhite to pale yellow solid; [Merck Index] Yellow odorless powder; [MSDSonline]

Physicochemical properties

Melting point: 1910 °C · 1910 °C
Density: 7.18 g/cm3 · 7.18 g/cm3

Safety & regulation

GHS classification

GHS Classification · 6 items

This chemical does not meet GHS hazard criteria for 71.2% (195 of 274) of all reports.

Danger

H315 (16.8%): Causes skin irritation [Warning Skin corrosion/irritation]；H319 (15.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]；H335 (16.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]；H372 (12%): Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]；H412 (10.6%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

P260, P261, P264, P264+P265, P270, P271, P273, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 274 reports by companies from 10 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Reported as not meeting GHS hazard criteria per 195 of 274 reports by companies.；There are 9 notifications provided by 79 of 274 reports by companies with hazard statement code(s).；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Hazard information

Regulatory Information · 3 items

Chemical: Indium oxide (In2O3)

Status: Active Update: 31-03-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/22373

Indium oxide (In2O3): Does not have an individual approval but may be used under an appropriate group standard

Hazards SummaryAn eye irritant; [MSDSonline] See Indium.

Hazard Classes and Categories · 4 items

Skin Irrit. 2 (16.8%)；Eye Irrit. 2 (15.7%)；STOT SE 3 (16.8%)；STOT RE 1 (12%)；Aquatic Chronic 3 (10.6%)

Not Classified

Specific target organ toxicity - Repeated exposure - Category 1 (lung, skeletal system, gastrointestinal tract)

Serious eye damage/eye irritation - Category 2B；Carcinogenicity - Category 1B；Specific target organ toxicity - Repeated exposure - Category 1 (respiratory organs)