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Online Edition: "Specifications for Flavourings"

Flavouring Pyrazinyl methyl sulfide
Synonym(s) Benzalglycerin;Mixture of 2-Phenyl-5-hydroxy-1,3-dioxane and 2-Phenyl-4-hydroxymethyl-1,3-dioxolane
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 2-(Methylthio)pyrazine
JECFA number 796
CAS number 21948-70-9
FEMA number 3231
COE number 2288
FLAVIS number
Molecular weight 126.18
Chemical formula C5H6N2S
Physical form/odour low melting white crystalline solid with an ethereal sulfurous odour
Solubility soluble in water, organic solvents, oils
Solubility in ethanol very soluble
Boiling point (°C) 75° (5 mm Hg)
Assay min % 99%
Acid value max
Refractive index NA
Specific gravity NA
Other requirements mp: 42-47°
ID Test IR