CAS 0 records

CAS 13898-47-0

CAS 13898-47-0 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Check this CAS number Browse annexes

Chemical identity and properties

PubChem 2D chemical structure for CAS 13898-47-0

CAS 13898-47-0PubChem CID 24453

Chlorous acid

IUPAC name: chlorous acid

Molecular formula: ClHO2
Molecular weight: 68.46 g/mol
Exact mass: 67.9665070 Da
XLogP3: 1.4
Topological polar surface area: 37.3 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

chlorus acid7JRT833T5MCHEBI:29219Encore ActivatorRefChem:57339HYDROGEN CHLORITEUNII-7JRT833T5Mchlorige Saeure

6 more reported names

HOClOhydroxidooxidochlorineHClO2[ClO(OH)]DB-08100910049-04-4; 70377-94-5(hydrate)

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:29219
ChEMBL:CHEMBL1906899
EPA DTXSID:DTXSID80160853

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 13898-47-0

0 total

No records found for this CAS number.

How CAS 13898-47-0 is used on this site

CAS 13898-47-0 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 13898-47-0 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.