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Online Edition: "Specifications for Flavourings"

Flavouring 3-Hydroxy-2-pentanone
Synonym(s) Acetyl ethyl carbinol
Latest JECFA evaluation 2003 (Session 61)
Status of specification Full
Chemical name 3-Hydroxypentan-2-one
JECFA number 409
CAS number 3142-66-3
FEMA number 3550
COE number 11115
FLAVIS number 07.125
Molecular weight 102.13
Chemical formula C5H10O2
Physical form/odour
Solubility in ethanol
Boiling point (°C) 105-107° (50 mm Hg)
Assay min % 97%
Acid value max
Refractive index 1.436-1.440
Specific gravity 1.008-1.014
Other requirements
ID Test MS