2,3,5,6-Tetramethylpyrazine is an anti-inflammatory compound isolated from the fermented food natto. It demonstrated in vivo nootropic activity in rats. It is useful in the treatment of several disorders such as asthma, heart failure, rhinitis and urinary incontinence. It is a flavor ingredient of tobacco. It forms cocrystal with 4-hydroxybenzoic acid which exhibits supramolecular synthon polymorphism.
Soluble in water (4 g/L at 20°C).
Stable under recommended storage conditions. Incompatible with oxidizing agents.
|83° to 86°C|
Safety and Handling
GHS H Statement
Toxic if swallowed.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
GHS P Statement
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
RTECSNumber : UQ3905000
TSCA : TSCA