CosIng Checker
CosIng Checker
EU cosmetic ingredients, restrictions and safety
Login
CAS 0 records

CAS 39374-57-7/ 1304-76-3

CAS 39374-57-7/ 1304-76-3 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Check this CAS numberBrowse annexes

Chemical identity and properties

PubChem 2D chemical structure for CAS 1304-76-3
CAS 1304-76-3PubChem CID 14776

Bismuth oxide (Bi2O3)

IUPAC name
oxo(oxobismuthanyloxy)bismuthane
Molecular formula
Bi2O3
Molecular weight
465.959 g/mol
Exact mass
465.94554 Da
Topological polar surface area
43.4 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
3
Covalent units
1
Defined stereocentres
0

Also known as

RefChem:120428Dibismuth trioxideBismutum-oxydatumWimut(III)-oxidBismuth(3+) oxideBismuth oxide (BiO1.5)Bismuth sesquioxide (Bi2O3)EINECS 215-134-7
13 more reported names
Dibismoxane-1,3-dioneC.I. 77160UNII-A6I4E79QF1Bismuth(III) oxide, 99.99%Bismuth(III) oxide, p.a., 98%Tox21_112312Bismuth Oxide Nanoparticle DispersionCAS-1304-76-3Bismuth(III) oxide, purum, >=98.0% (KT)EC 215-134-7Bismuth(III) oxide, powder, 99.999% trace metals basisBismuth(III) oxide, nanopowder, 90-210 nm particle size, 99.8% trace metals basisBismuth(III) oxide, ReagentPlus(R), powder, 10 mum, 99.9% trace metals basis
Open full PubChem recordPubChem annotations3D structure image
External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 39374-57-7/ 1304-76-3

0 total
No records found for this CAS number.

How CAS 39374-57-7/ 1304-76-3 is used on this site

CAS 39374-57-7/ 1304-76-3 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 39374-57-7/ 1304-76-3 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.