| abstract |
PROCEDURE FOR OBTAINING DERIVATIVES OF BI- AND TRICYCLIC PYRIDONE. CONSISTING OF HYDROGENIZING A COMPOUND OF FORMULA (I), IN WHICH Q1 AND THE NITROGEN ATOM FORM THE GROUP FN-CHFCH-, TO OBTAIN AND CONVERT THE RESULTING INTO A PHARMACEUTICALLY ACCEPTABLE ACID ADDITION SALT. BEING: RA, PHENYL, THENYL AND OTHERS; RB AND RC, ALCOXY, NITRO AND OTHERS; RD, -(A1)M-(CO)N-(A2Q2)Q-R1; M, N, and Q, 0, or 1; A1, LOWER ALKYLENE; A2, LOWER ALKYLENE, DIRECT LINK AND OTHERS; Q2, OXYGEN ATOM OR GROUP -NR2; R1, H, CYANO ET AL; R2, H, ARYL AND OTHERS. IT IS USED AS AN ANTICONVULSIVE DRUG. |