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Flavouring (+/-)-Ethyl 2-hydroxy-3-methylvalerate
Synonym(s) -
Latest JECFA evaluation 2007 (Session 68)
Status of specification Full
Chemical name Ethyl 2-hydroxy-3-methylpentanoate
JECFA number 1652
CAS number 24323-38-4  
FEMA number 4269
COE number -
FLAVIS number -
Molecular weight 160.21 
Chemical formula C8H16O3  
Physical form/odour Clear, colourless liquid; Fruity aroma with berry notes 
Solubility Sparingly soluble in water; soluble in most non-polar organic solvents 
Solubility in ethanol Sparingly soluble 
Boiling point (°C) 204-206°
Assay min % 96%
Acid value max -
Refractive index 1.422-1.429
Specific gravity 0.922-0.930
Other requirements -
ID Test HNMR
Spectrum http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1652-hnmr.gif



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