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Online Edition: "Specifications for Flavourings"

Flavouring Hydroxycitronellal dimethyl acetal
Synonym(s) 1,1-Dimethoxy-3,7-dimethyl-7-octanol
Latest JECFA evaluation 1999 (Session 53)
Status of specification Full
Chemical name 8,8-Dimethoxy-2,6-dimethyl-2-octanol
JECFA number 612
CAS number 141-92-4
FEMA number 2585
COE number 45
FLAVIS number
Molecular weight 218.34
Chemical formula C12H26O3
Physical form/odour colourless, slightly oily liquid with delicate green floral taste and floral odour
Solubility insoluble in water and glycerol; slightly soluble in alcohol; soluble in oils
Solubility in ethanol 1 ml in 2 ml 50% alcohol
Boiling point (°C) 252°
Assay min % 95%
Acid value max 1
Refractive index 1.441-1.444
Specific gravity 0.925-0.930
Other requirements Aldehyde content max. 3% (as hydroxycitronellal)
ID Test IR