5-AMINO-4-PHENYLPYRAZOL IN THE ANNЕLATION OF PYRIDIN RING REACTION
Reaction of annelation of the pyridine ring for the derivatives of 2-methyl-3-carbomethoxypyrimidine and 6-carboethoxy-7-methyl[1,2,4]triazolo[1,5-α] pyrimidine with participation of 5-amino-4-phenylpyrazole has been studied.