Chemie Linz Aktiengesellschaft

Agrolinz Agrarchemikalien Gmbh

Rupert Schonbeck

Engelbert Kloimstein

Dietmar Kores

Rudolf H Worther

Hermann Tramberger

Rudolf Jellinger

Manfred Wechsberg

A method for combatting weeds by applying to the weeds or their environment, a phenylpyridazine, wherein the phenyl group is substituted by hydroxy, halogen, cyano, nitro, amino, alkyl, alkoxy, cycloalkyl, cycloalkoxy, phenyl, phenoxy, alkylthio or an alkylsulfonyl group and wherein the pyridazinyl ring is substituted in the 4-position by hydroxy or by a --O--C(O)-- derivative.

Herbicidal agent

Process for the manufacture of .alpha.-hydroxycarboxylic acid amides by adding water onto cyanohydrins in an aqueous medium containing 10-60% by weight of the oxo compound on which the cyanohydrin is based, with the aid of a catalyst dissolved in the reaction medium and selected from the group consisting of alkali metal-, alkaline earth metal- and alkylammonium salts of boric acid, at a pH from 7-11.

Process for the manufacture of .alpha.-hydroxycarboxylic acid amides

Growing community of inventors

Leonding, Austria

Rupert Schonbeck