| abstract |
THE PRESENT INVENTION REFERS TO NEW DERIVATIVES OF TETRAMIC ACID AND TETRONIC ACID SUBSTITUTED WITH ESPIRO-PHENYL-OXAESPIROCYCLES OF FORMULA (I), IN WHICH AYBY THE CARBON ATOM WHICH UNIDETHIRRAN UNIDHIRTANID UNIDHIRTANID UNIDHIRTANID UNIDHIRTANID UNIDHIRTANID UNIDHIRTANID GIVEN THE CASE WITH RENT, HALOGENO-ALKYL, ALCOXI, ALCOXIALQUILO OR PHENYLL GIVEN THE REPLACED CASE, YW, X, Y, Z, D, Q1, Q2 YG HAVE THE MEANINGS PREVIOUSLY GIVEN, TO VARIOUS PROCEDURES FOR THEIR PREPARATION AND USE / OR HERBICIDES. THEY ARE ALSO OBJECT OF THE INVENTION SELECTIVE HERBICIDE AGENTS CONTAINING BY A PART DERIVED FROM TETRAMIC ACID AND TETRONIC ACID SUBSTITUTED WITH ESPIRO-PHENYL OXAESPIROCYCLES AND BY ANOTHER PART OF A COMPOSITE OF A MORTGAGE COMPOSITE. THE INVENTION REFERS IN ADDITION TO THE INCREASE IN THE EFFECT OF PHYTOSANITARY AGENTS CONTAINING FORMULA COMPOUNDS (I) THROUGH THE ADDITION OF AMMONIUM OR PHOSPHONE SALTS AND GIVEN THE CASE FOR PENETRATION |