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Online Edition: "Specifications for Flavourings"

Flavouring cis-4-Heptenal
Latest JECFA evaluation 2000 (Session 55)
Status of specification Full
Chemical name (Z)-Hept-4-en-1-al
JECFA number 320
CAS number 6728-31-0
FEMA number 3289
COE number 2124
FLAVIS number
Molecular weight 112.17
Chemical formula C7H12O
Physical form/odour slightly yellow liquid with a fatty, green odour
Solubility soluble in alcohol and most fixed oils; insoluble in water
Solubility in ethanol
Boiling point (°C) 60° (25 mmHg)
Assay min % 98.0% as sum of (Z) and (E) isomers; <=93.0% (Z)
Acid value max
Refractive index 1.432-1.436
Specific gravity 0.843-0.855
Other requirements
ID Test IR