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ChemicalBook--->CAS DataBase List--->27538-10-9

27538-10-9

27538-10-9 Structure

27538-10-9 Structure
IdentificationMore
[Name]

Ethyl furaneol
[CAS]

27538-10-9
[Synonyms]

2-ETHYL-4-HYDROXY-5-METHYL-3(2H)-FURANONE
2-ETHYL-4-HYDROXY-5-METHYL-3-FURANONE
4-HYDROXY-2-ETHYL-5-METHYL-3(2H)-FURANONE
4-HYDROXY-2-ETHYL-5-METHYL-3-FURANONE
ETHYL FURANEOL
FEMA 3623
Homofuraneol
SUGAR FURANONE
2(or 5)-ethyl-4-hydroxy-5(or 2)-methyl-3(2H)-furanone (Homofuraneol)
2-ethyl-4-hydroxy-5-methyl-3(2h)-furanon
2-ethyl-4-hydroxy-5-methyl-3(2H)-furanone (homofuraneol)
3(2H)-Furanone, 2-ethyl-4-hydroxy-5-methyl-
4-hydroxy-2-or 5-ethyl-5-and 2-methyl-3(2H)-furanone
ethyl 4-hydroxy-5-methyl-3(2H)-furanone (homofuraneol)
ethylhydroxymethylfuranone
2-ETHYL-4-HYDROXY-5-METHYLFURANONE
2-ethyl-4-hydroxy-5-methylfuran-3(2H)-one
homofuraneol,2-ethyl-4-hydroxy-5-methyl-3(2H)-furanone,homofuraneol,ethyl-furaneol
4-HYDROXY-2-ETHYL-5-METHYL-3(2H)-FURANONE FEMA NO.3623 98%
Homofuraneol
[EINECS(EC#)]

248-514-6
[Molecular Formula]

C8H12O3
[MDL Number]

MFCD00191360
[Molecular Weight]

156.18
[MOL File]

27538-10-9.mol
Chemical PropertiesBack Directory
[Appearance]

Colorless to light yellow liqui
[Boiling point ]

248-249 °C(lit.)
[density ]

1.137 g/mL at 25 °C(lit.)
[vapor pressure ]

78-89hPa at 20-40℃
[FEMA ]

3623
[refractive index ]

n20/D 1.512(lit.)
[Fp ]

184 °F
[storage temp. ]

under inert gas (nitrogen or Argon) at 2-8°C
[form ]

Liquid
[pka]

9.62±0.40(Predicted)
[color ]

Light orange to Yellow to Green
[Odor]

at 1.00 % in dipropylene glycol. sweet caramel candy butterscotch
[Odor Type]

caramellic
[JECFA Number]

1449
[LogP]

0.9 at 25℃ and pH7
[CAS DataBase Reference]

27538-10-9(CAS DataBase Reference)
[NIST Chemistry Reference]

2-ethyl-4-hydroxy-5-methyl-3(2H)-furanone(27538-10-9)
[EPA Substance Registry System]

27538-10-9(EPA Substance)
Safety DataBack Directory
[Risk Statements ]

R22:Harmful if swallowed.
[Safety Statements ]

S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S36:Wear suitable protective clothing .
[WGK Germany ]

3
[RTECS ]

LU4250000
[HS Code ]

2932190090
Hazard InformationBack Directory
[Chemical Properties]

2-Ethyl-4-hydroxy-5-methyl-3(2H)-furanone has a sweet, fruity, caramel, butterscotch odor.
[Chemical Properties]

2-Ethyl-4-hydroxy-5-methyl-3(2H)-furanone has been identified in, for example, coffee and melon. The tautomer mixture is a clear slightly yellowish liquid, bp0.02 kPa 82–83°C, d204 1.137, n20D 1.511 with sweet, caramel, fruity, bread-like odor.
[Chemical Properties]

Colorless to light yellow liqui
[Occurrence]

Reported found in soy sauce, Swiss cheese and melon, coffee, shoyu, strawberry and pineapple.
[Definition]

ChEBI: 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 cyclic ketone, an enol and a member of furans.
[Preparation]

One commercially applied synthesis is the condensation of 2-pentene nitrile with ethyl lactate followed by oxidation of the intermediate 4-cyano-5-ethyl-2-methyldihydro-3(2H)-furanone with monoperoxysulfate.
[Aroma threshold values]

Detection: 20 ppb
[Taste threshold values]

Taste characteristics at 20 ppm: burnt, caramellic, sweet and fruity
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

27538-10-9(sigmaaldrich)
[TCI AMERICA]

2-Ethyl-4-hydroxy-5-methyl-3(2H)-furanone,>97.0%(T)(27538-10-9)
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