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CAS 5928-25-6

CAS 5928-25-6 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 5928-25-6
CAS 5928-25-6PubChem CID 442126

(+)-Decursin

Decursin is a member of coumarins. — ChEBI

IUPAC name
[(3S)-2,2-dimethyl-8-oxo-3,4-dihydropyrano[3,2-g]chromen-3-yl] 3-methylbut-2-enoate
Molecular formula
C19H20O5
Molecular weight
328.4 g/mol
Exact mass
328.13107373 Da
XLogP3
3.9
Topological polar surface area
61.8 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
5
Covalent units
1
Defined stereocentres
1

Also known as

DecursinE95RTO3YQR2-Butenoic acid, 3-methyl-, 7,8-dihydro-8,8-dimethyl-2-oxo-2H,6H-benzo(1,2-b:5,4-b')dipyran-7-yl ester, (S)-2-butenoic acid, 3-methyl-, (7S)-7,8-dihydro-8,8-dimethyl-2-oxo-2H,6H-pyrano(3,2-G)-1-benzopyran-7-yl ester((3S)-2,2-dimethyl-8-oxo-3,4-dihydropyrano(3,2-g)chromen-3-yl) 3-methylbut-2-enoateRefChem:34593(S)-(+)-DecursinC19H20O5
16 more reported names
Ambap5928-25-6(S)-8,8-Dimethyl-2-oxo-7,8-dihydro-2H,6H-pyrano[3,2-g]chromen-7-yl 3-methylbut-2-enoate8,8-Dimethyl-2-oxo-7,8-dihydro-2H,6H-benzo[1,2-b:5,4-b']dipyran-7-yl 3-methylbut-2-enoateAC1L9CAHUNII-E95RTO3YQRDecursonol angelate3-methyl-2-butenoic acid, (7S)-7,8-dihydro-8,8-dimethyl-2-oxo-2H,6H-pyrano[3,2-g]-1-benzopyran-7-yl esterDECURSIN [INCI]Decursin ((+)-Decursin)Decursin - Bio-X trade markCHEBI:4353GLXC-03627HMS3887A11ZB1887CCG-267790EBC-515170
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 5928-25-6

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How CAS 5928-25-6 is used on this site

CAS 5928-25-6 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 5928-25-6 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.