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Flavouring 6-Acetoxydihydrotheaspirane
Synonym(s) [2alpha,5alpha(S)]-2,6,10,10-Tetramethyl-1-oxaspiro[4.5]decan-6-yl acetate,
Latest JECFA evaluation 2007 (Session 68)
Status of specification Full
Chemical name 2,6,10,10-Tetramethyl-1-oxaspiro[4.5]-decan-6-yl acetate
JECFA number 1647
CAS number 57893-27-3  
FEMA number 3651
COE number -
FLAVIS number 13.087  
Molecular weight 254.37 
Chemical formula C15H26O3  
Physical form/odour Crystalline solid; Fermented, earthy, spice-like aroma 
Solubility Soluble in fats; insoluble in water 
Solubility in ethanol Soluble 
Boiling point (°C) NA
Assay min % 97%
Acid value max -
Refractive index NA
Specific gravity NA
Other requirements mp = 50-53°
ID Test HNMR IR
Spectrum http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1647-hnmr.gif
http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1647-ir.gif



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