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Online Edition: "Specifications for Flavourings"

Flavouring 5-Methylquinoxaline
Synonym(s) 5-Methyl-1,4-benzodiazine
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 5-Methylquinoxaline
JECFA number 798
CAS number 13708-12-8
FEMA number 3203
COE number 2271
FLAVIS number
Molecular weight 144.18
Chemical formula C9H8N2
Physical form/odour colourless to light yellow liquid with a burnt, roasted, nutty, coffee odour
Solubility freely soluble in water, organic solvents, oils
Solubility in ethanol very soluble
Boiling point (°C) 120° (15 mm Hg)
Assay min % 98%
Acid value max
Refractive index 1.616-1.624
Specific gravity 1.102-1.128
Other requirements mp: 20°
ID Test IR