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4,5-Dimethyl-3-hydroxy-2,5-dihydrofuran-2-one Structure

4,5-Dimethyl-3-hydroxy-2,5-dihydrofuran-2-one

Chemical Properties

Melting point 26-29 °C(lit.)
Boiling point 184 °C(lit.)
Density  1.049 g/mL at 25 °C
refractive index  n20/D 1.491(lit.)
FEMA  3634 | 4,5-DIMETHYL-3-HYDROXY-2,5-DIHYDROFURAN-2-ONE
Flash point >230 °F
storage temp.  Sealed in dry,2-8°C
pka 9.28±0.40(Predicted)
Odor at 0.01 % in propylene glycol. extremely sweet strong caramel maple burnt sugar coffee
Odor Type caramellic
JECFA Number 243
InChIKey UNYNVICDCJHOPO-UHFFFAOYSA-N
LogP -0.44
CAS DataBase Reference 28664-35-9(CAS DataBase Reference)
NIST Chemistry Reference 2(5H)-furanone, 3-hydroxy-4,5-dimethyl-(28664-35-9)
EPA Substance Registry System 2(5H)-Furanone, 3-hydroxy-4,5-dimethyl- (28664-35-9)

Safety Information

Hazard Codes  Xn
Risk Statements  20/22
Safety Statements  36
WGK Germany  3
HS Code  29329990

MSDS

Usage And Synthesis

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