Detailed Product Description 2-Methylpyrazine SynonymsMethyl-Pyrazine; 2-Methyl-1,4-diazinenAppearanceColorless or light yellow liquidMolecular formulaC5H6N2CAS No.109-08-0Boiling point136-137AssayGC,%≥99Relative density1.029Packing200kgs/ironUsage1.Widely used in the flavor, essence of food and tobacco, with the fragrance of chocolate and cocoa.2. In medicine, widely used as intermediates for ...