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CAS 616-02-4

CAS 616-02-4 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 616-02-4
CAS 616-02-4PubChem CID 12012

Citraconic Anhydrides

IUPAC name
3-methylfuran-2,5-dione
Molecular formula
C5H4O3
Molecular weight
112.08 g/mol
Exact mass
112.016043985 Da
XLogP3
0.2
Topological polar surface area
43.4 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
3
Covalent units
1
Defined stereocentres
0

Also known as

Anhydride, CitraconicAnhydrides, CitraconicMethylmaleic AnhydridesAnhydrides, Methylmaleic2 Methylmaleic AnhydrideAnhydride, 2-MethylmaleicRefChem:388886Citraconic anhydride
16 more reported names
2-Methylmaleic anhydride2,5-Furandione, 3-methyl-METHYLMALEIC ANHYDRIDE3-Methylmaleic anhydrideCitraconic acid anhydrideMonomethylmaleic anhydrideMaleic anhydride, methyl-3-methyl-2,5-dihydrofuran-2,5-dione3-Methyl-2,5-furandione2,5-Furanedione, 3-methylNSC 6182Anhydrid kyseliny citrakonove3-methyl-furan-2,5-dione105NP7PMXX.alpha.-Methylmaleic anhydrideNSC6182
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 616-02-4

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No records found for this CAS number.

How CAS 616-02-4 is used on this site

CAS 616-02-4 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 616-02-4 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.