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Flavouring 1-Octen-3-one
Synonym(s) Amyl vinyl ketone
Vinyl amyl ketone
Latest JECFA evaluation 2002 (Session 59)
Status of specification Full
Chemical name Oct-1-en-3-one
JECFA number 1148
CAS number 4312-99-6  
FEMA number 3515
COE number 2312
FLAVIS number -
Molecular weight 126.2 
Chemical formula C8H14O  
Physical form/odour Colourless liquid; mushroom odour 
Solubility insoluble in water; miscible in oils 
Solubility in ethanol Miscible at room temperature 
Boiling point (°C) 37-38° (1.9-2.3 mm Hg)
Assay min % 96
Acid value max -
Refractive index 1.428-1.439
Specific gravity 0.813-0.819
Other requirements -
ID Test NMR
Spectrum http://www.fao.org/ag/agn/jecfa-flav/img/img/1148.gif



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