氧化铋

Description

Bismuth oxide · CAS 1304-76-3 · Bi2O3.

Identification

CAS Registry Number	1304-76-3
PubChem CID	14776
Molecular formula	Bi2O3
IUPAC name	oxo(oxobismuthanyloxy)bismuthane

Computed Descriptors

Molecular Weight	465.959
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	0
Exact Mass	465.94554
Monoisotopic Mass	465.94554
Topological Polar Surface Area	43.4
Heavy Atom Count	5
Formal Charge	0
Complexity	34.2

Physical description & handling notes

• Dry Powder; Other Solid; CBI
• Yellow odorless solid; [Merck Index] Insoluble; [MSDSonline]

Regulatory Status

GHS notification summary	90.7% (410 / 452)

GHS Hazard Classification

GHS notification summary	90.7% (410 / 452)
Reported hazard statements	H370, H372

Documented Uses

• Used in disinfectants, magnets, polymers, catalysts, and glass; Also used in rubber vulcanization and paper fireproofing; [Merck Index]
• Pulp and Paper Processing [Category: Industry]
• Using Disinfectants or Biocides [Category: Clean]
• Glass Manufacturing [Category: Industry]
• Transportation Equipment Manufacturing
• All Other Basic Inorganic Chemical Manufacturing

Synonyms

DTXSID8046537; DTXCID6026537; RefChem:120428; 1304-76-3; Bismuth oxide (Bi2O3); Dibismuth trioxide; NCGC00166095-01; Bismutum-oxydatum; Wimut(III)-oxid; Bismuth(3+) oxide; Bismuth oxide (BiO1.5); Bismuth sesquioxide (Bi2O3); oxo(oxobismuthanyloxy)bismuthane; EINECS 215-134-7; Dibismoxane-1,3-dione; C.I. 77160

Frequently Asked Questions

What are the CAS number and molecular formula of Bismuth oxide?

CAS 1304-76-3; molecular formula Bi2O3; molecular weight — g/mol.

What other names is Bismuth oxide known by?

DTXSID8046537, DTXCID6026537, RefChem:120428, 1304-76-3, Bismuth oxide (Bi2O3), Dibismuth trioxide.

Is Bismuth oxide classified as hazardous?

90.7% of GHS notifications report no hazard classification (410 of 452).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.