abstract |
FIELD: organic chemistry. SUBSTANCE: product: derivative of N 1 -(1,2-cis-2-halogencyclopropyl)-substituted pyridone carboxylic acid of the formula (I) given in invention claims where: - amino group; R 1 - pyrrolidinyl that can be substituted with R 2 -aminogroup, azaspiro-(2,4)-heptanyl; A - C-(C 1 -C 6 ) or nitrogen atom; X 1 and X 2 - halogen atom; X 3 - hydrogen or halogen atom. Synthesized compounds were used in medicine as drugs. EFFECT: improved method of synthesis. |