| abstract |
PROCEDURE FOR OBTAINING DERIVATIVES OF 2-PIPERAZINO PYRIMIDINE, OF FORMULA (I), IN WHICH X MAY BE ONE OF SEVERAL TYPES OF RADICALS; R IS HYDROGEN OR ALKYL C <- ; E Y E Y ARE HYDROXYL OR CHLORINE. IT CONSISTS OF THE CONDENSATION REACTION OF A DIESTER OF FORMULA ROOCCHXCOOR WITH AN AMIDINE OF FORMULA (II), IN WHICH X AND R HAVE THE SAME MEANING AS IN FORMULA (I) AND R IS LOWER ALKYL; FOLLOWED BY THE EVENTUAL REACTION OF THE PRODUCT OBTAINED WITH A CHLORINATING AGENT, SUCH AS PHOSPHORUS OXYCHLORIDE. THE CONDENSATION REACTION IS CARRIED OUT IN AN INERT SOLVENT, AT THE REFLUX TEMPERATURE OF THE SOLVENT. THESE COMPOUNDS HAVE PHARMACOLOGICAL APPLICATIONS AS ANTIHYPERTENSOR, ANTINEURALGIC, ANTIDEPRESSOR OR FOR THE TREATMENT OF SENSENCE AND PARKINSON'S. |