Catsyn offer gram to tons of 1-(2,2-Dimethoxyethyl)-5-methoxy-6-(methoxycarbonyl)-4-oxo-1,4-dihydropyridine-3-carboxylic acid | CAS 1335210-23-5, its formula is C13H17NO8, molecular weight is 315.28g/mol and the purity is usually NLT 98%.