N-SUBSTITUTED PIPERIDINYLBENZOATES, THEIR N-OXIDE FORMS, PHARMACEUTICALLY ACCEPTABLE SALTS OF ADDITIVE ACID SALTS AND STEREOCHEMICALLY ISOMERIC FORMS, METHODS OF THEIR SYNTHESIS, PHARMACEUTICAL COMPOSITION BASED ON THEREOF AND INTERMEDIATE SUBSTANCE Russian patent published in 2000 - IPC

FIELD: organic chemistry, chemical technology, pharmacy. SUBSTANCE: invention relates to the novel N-substituted piperidinylbenzoates of the formula (I) , their N-oxide forms, isomers and salts where R¹ is halogen atom, C_1-6-alkylsulfonylamino-group; A is a bivalent radical -CH₂-CH₂; -CH₂-CH₂-CH₂- or -CH=CH-; R² is hydrogen atom or C_1-6-alkyloxy-group; L is a radical of the formula -Alk-R⁴, -Alk-OR⁵, -Alk-NR⁶R⁷, Alk-C_1-12- -alkanediyl; R⁴ is hydrogen atom, cyano-group, C_1-6-alkyl-carbonyl, C_1-6-alkylhydroxycarbonyl and others or radical of the formula (II) or (III) where R⁸ is hydrogen atom or C_1-6-alkyl; R⁵, R⁶, R⁷ mean hydrogen atom, C_1-6-alkyl and others. Compounds of the formula (I) stimulate gastroenteric peristalsis and can be used in medicine. EFFECT: improved method of synthesis, valuable medicinal properties. 10 cl, 4 tbl, 16 ex