Basf Aktiengesellschaft

Gerd Stubenrauch

Gerhard Hamprecht

Bruno Wuerzer

Eberhard Ammermann

Ernst-Heinrich Pommer

Friedrich Linhart

Guenter Retzlaff

Hans Urbach

1,2,4-Triazole derivatives of the formula ##STR1## where R.sup.1 is alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, or unsubstituted or substituted aryl, heteroaryl or arylalkyl,

Process for preparing 1,2,4-triazole derivatives

New and valuable substituted 2,1,3-benzothiadiazine compounds having a herbicidal action, herbicides containing these compounds as active ingredients, proceses for controlling the growth of unwanted plants with these compounds, and methods of manufacturing them.

Benzothiadiazine compounds

A process for the preparation of 1-cyano-2,1,3-benzothiadiazinone compounds by reacting a mixture of bromine and water with an inorganic cyanide and then with a salt of a 2,1,3-benzothiadiazin-4-one-2,2-dioxide and a base.

Preparation of 1-cyano-2,1,3-benzothiadiazinones

New and valuable substituted 2,1,3-benzothiadiazine compounds having a good herbicidal action, herbicides containing these active ingredients, methods of controlling the growth of unwanted plants with these compounds, and processes for manufacturing them.

Growing community of inventors

Ludwigshafen, Germany

Gerd Stubenrauch