Furaneol

Chemical compound From Wikipedia, the free encyclopedia

Furaneol, or strawberry furanone, is an organic compound used in the flavor, perfume and cosmetics industry[2]. It is formally a derivative of furan. It is a white or colorless solid that is soluble in water and organic solvents.[3]

Quick facts Names, Identifiers ...
Furaneol[1]
Names
IUPAC name
4-Hydroxy-2,5-dimethyl-3-furanone
Other names
  • 4-Hydroxy-2,5-dimethyl-3(2H)-furanone
  • Alletone
  • Pineapple ketone
  • Strawberry furanone
  • Dimethylhydroxy furanone
Identifiers
3D model (JSmol)
Abbreviations DMHF
ChEBI
ChemSpider
ECHA InfoCard 100.020.826 Edit this at Wikidata
UNII
  • InChI=1S/C6H8O3/c1-3-5(7)6(8)4(2)9-3/h3,8H,1-2H3 checkY
    Key: INAXVXBDKKUCGI-UHFFFAOYSA-N checkY
  • InChI=1/C6H8O3/c1-3-5(7)6(8)4(2)9-3/h3,8H,1-2H3
    Key: INAXVXBDKKUCGI-UHFFFAOYAH
  • O=C1C(\O)=C(/OC1C)C
Properties
C6H8O3
Molar mass 128.127 g·mol−1
Melting point 73 to 77 °C (163 to 171 °F; 346 to 350 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Odor and occurrence

Although possessed of a caramel-like odor at high concentrations, it exhibits a sweet strawberry aroma when dilute.[3] It is found in strawberries[4] and a variety of other fruits and it is partly responsible for the smell of fresh pineapple.[5] It is also an important component of the odours of buckwheat,[6] and tomato.[7] Furaneol accumulation during ripening has been observed in strawberries and can reach a high concentration of 37 μg/g.[8]

Furaneol acetate

The acetate ester of furaneol, also known as caramel acetate and strawberry acetate, is also popular with flavorists to achieve a fatty toffee taste and it is used in traces in perfumery to add a sweet gourmand note.[9]

Stereoisomerism

Furaneol has two enantiomers, (R)-(+)-furaneol and (S)-(−)-furaneol. The (R)-form is mainly responsible for the smell.[10]

Stereoisomers of furaneol
(S)-Furaneol
(S)-configuration
(R)-Furaneol
(R)-configuration

Biosynthesis

It is one of several products from the dehydration of glucose. Its immediate biosynthetic precursor is the glucoside, derived from dehydration of sucrose.[3]

References

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