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Online Edition: "Specifications for Flavourings"

Flavouring 5,6,7,8-Tetrahydroquinoxaline
Synonym(s) Cyclohexapyrazine
Latest JECFA evaluation 2010 (Session 73)
Status of specification Full
Chemical name 5,6,7,8-Tetrahydroquinoxaline
JECFA number 952
CAS number 34413-35-9
FEMA number 3321
COE number 721
FLAVIS number
Molecular weight 134.18
Chemical formula C8H10N2
Physical form/odour Colourless to amber liquid; Cheese-like odour
Solubility Sparingly soluble in water; soluble in vegetable oils, propylene glycol and DMSO
Solubility in ethanol Soluble
Boiling point (°C) 85° (3 mm Hg)
Assay min % 98%
Acid value max
Refractive index 1.540-1.550
Specific gravity 1.078-1.088
Other requirements
ID Test IR