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Online Edition: "Specifications for Flavourings"

Flavouring 2-(Mercaptomethyl)pyrazine
Synonym(s) Pyrazinylmethyl mercaptan
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name Pyrazinemethanethiol
JECFA number 794
CAS number 59021-02-2
FEMA number 3299
COE number 11502
FLAVIS number
Molecular weight 126.18
Chemical formula C5H6N2S
Physical form/odour colourless to yellow liquid with a roasted, meat-like odour
Solubility soluble in water, organic solvents, oils
Solubility in ethanol miscible at room temperature
Boiling point (°C) 94° (10 mm Hg)
Assay min % 98%
Acid value max
Refractive index 1.548-1.560
Specific gravity 1.148-1.156
Other requirements
ID Test IR