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CAS 298-81-7

CAS 298-81-7 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 298-81-7
CAS 298-81-7PubChem CID 4114

8-Methoxypsoralen

IUPAC name
9-methoxyfuro[3,2-g]chromen-7-one
Molecular formula
C12H8O4
Molecular weight
216.19 g/mol
Exact mass
216.04225873 Da
XLogP3
1.9
Topological polar surface area
48.7 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
4
Covalent units
1
Defined stereocentres
0

Also known as

methoxsalenXANTHOTOXIN8-MOPOxsoralen9-Methoxy-7H-furo[3,2-g]chromen-7-oneMeladinineOxypsoralenMeloxine
16 more reported names
PuvalenXanthotoxineAmmoidinMeladininMeladoxenAmmodinUvadex8-MethoxypsoraleneGeroxalenNew-MeladininZanthotoxinPuvametPsoralon-MOP9-MethoxypsoralenOxsoralen Ultra8-Methoxyfuranocoumarin
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 298-81-7

1 total
No records found for this CAS number.

How CAS 298-81-7 is used on this site

CAS 298-81-7 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 1 EU annex record shares 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 298-81-7 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.