the present invention relates to a process for the preparation of 2 , 6 - divinylpyridine and 2 - methyl - 6 - vinylpyridine over modified zeolite catalysts . in particular , it relates to the method for the synthesis of 2 , 6 - divinylpyridine and 2 - methyl - 6 - vinylpyridine from 2 , 6 - lutidine and formaldehyde in vapour phase in an eco - friendly method with high yield and selectivity . this invention provides a non - corrosive , eco - friendly process , where the catalyst can be reused for many times . 2 , 6 - divinylpyridine is useful stating material in polymer industry