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Online Edition: "Specifications for Flavourings"


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Flavouring (E)-Geranyl tiglate
Synonym(s) Tiglic acid, geraniol ester
Latest JECFA evaluation 2008 (Session 69)
Status of specification Full
Chemical name 2-Methyl- (2E)-2-pentenoic acid ethyl ester
JECFA number 1822
CAS number 7785-33-3  
FEMA number 4044
COE number 11829
FLAVIS number 09.383  
Molecular weight 236.39 
Chemical formula C15H24O2  
Physical form/odour Very pale yellow liquid; Floral aroma 
Solubility Insoluble in water 
Solubility in ethanol Soluble 
Boiling point (°C) 271-272
Assay min % 96
Acid value max 1.0
Refractive index 1.477-1.484
Specific gravity 0.920-0.930 (20°)
Other requirements -
ID Test IR MS
Spectrum http://www.fao.org/ag/agn/jecfa-flav/img/jecfa69/1822-ir.gif
http://www.fao.org/ag/agn/jecfa-flav/img/jecfa69/1822-ms.gif



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