5-Methylpyrazine-2-Carboxylic Acid is light yellow (or almost white) crystalline powder,the main content of the product is more than 99%,CAS number is: 5521-55-1,molecular formula C6H6N2O2, molecular weight 138.12, melting point 166-169°C. The main drug is an important intermediate of glipizide and hypolipidemic drugs for Acipimox. Packing specification is 25kg cardboard barrels.