New derivatives of 4-imino-1,4-dihydro-cinnoline-3-carboxyl acid and method of producing new derivatives of 4-imino-1,4-dihydro-cinnoline-3-carboxyl acid.

摘要

1. New derivatives of 4-imino-1,4-dihydro-cinnoline-3-carboxyl acid with formula I where: R1 refers to an atom of hydrogen or a methyl group, R2 refers to an atom of a halogen or a methyl group, R3 refers to an atom of hydrogen, R4 refers to an atom of hydrogen or a 3,4-dichloro-benzyl group, R5 refers to an ethoxycarbonyl group or a hydraside group.