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CAS 27538-10-9

CAS 27538-10-9 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 27538-10-9
CAS 27538-10-9PubChem CID 33931

Homofuraneol

2-ethyl-4-hydroxy-5-methyl-3(2H)-furanone is a member of the class of furans that is furan-3(2H)-one carrying additional ethyl, hydroxy and methyl substituents at positions 2, 4 and 5 respectively. A key aroma compound in soy sauce and fish sauce. It has a role as a Saccharomyces cerevisiae metabolite. It is a member of furans, an enol and a cyclic ketone. — ChEBI

IUPAC name
2-ethyl-4-hydroxy-5-methylfuran-3-one
Molecular formula
C7H10O3
Molecular weight
142.15 g/mol
Exact mass
142.062994177 Da
XLogP3
1.2
Topological polar surface area
46.5 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
3
Covalent units
1
Defined stereocentres
0

Also known as

2-Ethyl-4-hydroxy-5-methyl-3(2H)-furanone3(2H)-FURANONE, 2-ETHYL-4-HYDROXY-5-METHYL-CHEBI:137995FEMA NO. 3623, 2-ETHYL-RefChem:4718182-Ethyl-4-hydroxy-5-methylfuran-3(2H)-oneEthyl furaneolHomofureanol
16 more reported names
4-Hydroxy-2-ethyl-5-methyl-3(2H)-furanoneHEMFVRF4YF0C3X2-ethyl-4-hydroxy-5-methyl-3(2H)-furanone (homofuraneol)CCRIS 6903EINECS 248-514-6UNII-VRF4YF0C3XBRN 16174494-Hydroxy-2-ethyl-5-methyl-3-furanone2-ethyl-4-hydroxy-5-methyl-2,3-dihydrofuran-3-oneHOMOFURANEOL, 2-ETHYL-CS-W0143722-ethyl-4-hydroxy-5-methyl-furan-3-oneE04282-METHYL-3-HYDROXY-5-ETHYLFURAN-4-ONE2-METHYL-5-ETHYL-4,5-DIHYDROFURAN-3-OL-4-ONE
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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 27538-10-9

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How CAS 27538-10-9 is used on this site

CAS 27538-10-9 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 27538-10-9 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.