| abstract |
PROCEDURE TO PREPARE 3-AMINO-6-ARYL-1,2,4-TRIAZOLO 4,3-B PYRIDAZINES CONSISTS OF REACTING A COMPOUND OF FORMULA (IV) WHERE R MEANS CHLORINE, BROMINE OR METHYLTHE, AND AR, RYR THEY HAVE THE MEANINGS INDICATED FOR FORMULA (I), WITH AMMONIA, TO GIVE A COMPOUND OF FORMULA (I) WHERE R AND R REPRESENT HYDROGEN, ALCOHYL GROUPS WITH C 1 TO 6, PHENYL OR CHLORINE, AND ARIN REPRESENTS PHYLENETIC RADICOLS , 1- OR 2-NAPHTHYLLE. THE COMPOUND SO OBTAINED IS TRANSFORMED, WITH A PHYSIOLOGICALLY TOLERABLE ACID, INTO SALT. |