Fisons Ltd.

Fbc Limited

John Gillon

Peter S Gates

David Thomas Saggers

Derek Baldwin

Carol A Wilson

Norman John De'Ath

5-Benzofuranyl esters of the general formula ##STR1## wherein the substituents are as defined in the specification, possess physiological activity, particularly plant physiological activity and may be used as herbicides, plant growth regulants, fungicides, insecticides and anthelmintics.

Herbicides

The invention provides herbicidally-active 2,3-dihydro-5-cyanobenzofurans of the formula: ##STR1## (wherein: R.sup.1 and R.sup.2 together represent .dbd.O or R.sup.1 represents hydrogen and R.sup.2 represents hydrogen, hydroxy, alkoxy, acyloxy, alkoxycarbonyloxy, alkylthiocarbonyloxy, halogen, isothiocyanato, amino, alkylamino, dialkylamino, arylamino, acylamino, alkoxycarbonylamino, alkylthiocarbonylamino, N-bonded heterocyclyl, cyano or alkylthio; R.sup.3 and R.sup.4 together represent alkylene or each represent hydrogen or alkyl; and R.sup.5, R.sup.6 and R.sup.7, which may be the same or different, each represent hydrogen, halogen, alkyl, alkoxy, acyl or cyano), processes for their preparation and herbicidal compositions containing them. ,

Herbicidal 5-cyano-2,3-dihydro-benzofuran-2-ones

Carbamoyl pyrazoles of formula ##STR1## and their salts, wherein R.sup.1 represents alkyl or cycloalkyl;

Carbamoyl pyrazole compounds and their pesticidal application

The invention provides herbicidally-active 2,3-dihydro-5-cyanobenzofurans of the formula: ##STR1## (wherein: R.sup.1 and R.sup.2 together represent .dbd.O or R.sup.1 represents hydrogen and R.sup.2 represents hydrogen, hydroxy, alkoxy, acyloxy, alkoxycarbonyloxy, alkylthiocarbonyloxy, halogen, isothiocyanato, amino, alkylamino, dialkylamino, arylamino, acylamino, alkoxycarbonylamino, alkylthiocarbonylamino, N-bonded heterocyclyl, cyano or alkylthio; R.sup.3 and R.sup.4 together represent alkylene or each represent hydrogen or alkyl; and R.sup.5, R.sup.6 and R.sup.7, which may be the same or different, each represent hydrogen, halogen, alkyl, alkoxy, acyl or cyano), processes for their preparation and herbicidal compositions containing them.

5-Cyano-2,3-dihydrobenzofurans useful as herbicides

2,3-Dihydro-benzofuranyl-5-esters, particularly esters of alkyl sulphonic acid, which possess physiological activity, being particularly useful as herbicides and plant growth regulants.

5-Organosulfonyl, 5-organosulfinyl or 5-haloalkanoyl-benzofuran-2-ones

5-Benzofuranyl esters as herbicides and plant growth regulants

Substituted benzodioxoles of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are hydrogen or alkyl of 1 to 6 carbon atoms or together with the linking carbon atom form a cycloalkane or cycloalkene ring of 5 to 7 carbon atoms;

Pesticidal compositions containing benzodioxole derivatives and methods

Certain 2-substituted-2,3-dihydro-5-benzofuranol esters of certain

Substituted benzodioxoles of the formula: ##EQU1## wherein R.sup.1 and R.sup.2 are hydrogen or alkyl of 1 to 6 carbon atoms or together with the linking carbon atom form a cycloalkane or cycloalkene ring of 5 to 7 carbon atoms;

Growing community of inventors

Great Shelford, United Kingdom

John Gillon